Gregory A.Markel
Partner
Securities Class Action Defense
gmarkel@seyfarth.com
More About Greg
Greg is a nationally known trial lawyer who has served as a trial lawyer, expert witness, and arbitrator in securities, derivatives, corporate governance, mergers and acquisition, directors and officers liability, and antitrust litigation, as well as other complex commercial litigation, particularly in bet-your-company cases. He is chair of the New York Litigation group, co-chair of the Securities and Fiduciary Duty Litigation group, and a member of the National Litigation Leadership Team.
Greg is a recognized leader in the profession. For years, he has been highly ranked by Chambers for securities litigation (2007-2024). He has been named by Best Lawyers in America regularly over the years as a leading litigator for securities (2011-2024), antitrust (2011-2024), and M&A litigation (2011-2024) (Woodward/White Inc.). He also has been named by Best Lawyers as New York M&A Litigation "Lawyer of the Year" (Woodward/White Inc.) (2013, 2017-2018, and 2024). LawDragon magazine inducted Greg into its Hall of Fame and recognized him as a "legend" and one of only 50 lawyers and judges in the United States who have who have been recognized by LawDragon 500 for 10 consecutive years (2014-2023), and he is again named one of the top 500 leading litigators in the United states for 2024. He has been recognized by many other publications, including by Benchmark Litigation as a national Litigation Star (2007-2023); and for outstanding performance and several times by the Legal 500 as a Leading Commercial Litigator in 2023 (Legalese Ltd.). He has been listed many times in Super Lawyers (Thomson Reuters) (2006-2019), "Best in Class" in the legal profession by BestofUS.com; and The International Who’s Who of Commercial Litigators by Who’s Who Legal Data (Law Business Research Ltd.). Greg frequently speaks on panels and writes on a range of topics, such as director’s and officer’s liability, securities litigation, commercial litigation, accountants’ defense, law firm management, as well as internet litigation, ESG, and diversity and inclusion. (Click News & Insights tab above.)
He is a member of the Business Law, Litigation, and Antitrust sections of the American Bar Association; the Federal Bar Council; the New York City Bar; the Securities Industry Association – Compliance & Legal Division; the New York State Bar Association – Commercial Litigation Section and the New York County Lawyers Association (NYCLA). He is the founder and chair of the Center for Corporate Governance at NYCLA.
Greg works with Seyfarth partners and associates in a recently much-enlarged securities group in New York, and has helped grow the securities practice Seyfarth offices in Boston, San Francisco, Washington, DC, Houston, Atlanta, and Chicago. The distinctive feature the Litigation department offers is straightforward—the highest level of excellence in complex and securities litigation, coupled with lower costs than its strongest competitors. The practice group provides lower-than-market rates for such work, along with efficiency and lean staffing, which means significantly lower costs for clients. This value proposition of excellence at lower costs sets the Seyfarth team apart.
Greg is proud of Seyfarth’s team approach and commitment to serving clients. He makes it a priority to mentor up-and-coming attorneys, ensuring clients a broad-based commitment to excellence throughout the litigation teams.
Greg is a recognized leader in the profession. For years, he has been highly ranked by Chambers for securities litigation (2007-2024). He has been named by Best Lawyers in America regularly over the years as a leading litigator for securities (2011-2024), antitrust (2011-2024), and M&A litigation (2011-2024) (Woodward/White Inc.). He also has been named by Best Lawyers as New York M&A Litigation "Lawyer of the Year" (Woodward/White Inc.) (2013, 2017-2018, and 2024). LawDragon magazine inducted Greg into its Hall of Fame and recognized him as a "legend" and one of only 50 lawyers and judges in the United States who have who have been recognized by LawDragon 500 for 10 consecutive years (2014-2023), and he is again named one of the top 500 leading litigators in the United states for 2024. He has been recognized by many other publications, including by Benchmark Litigation as a national Litigation Star (2007-2023); and for outstanding performance and several times by the Legal 500 as a Leading Commercial Litigator in 2023 (Legalese Ltd.). He has been listed many times in Super Lawyers (Thomson Reuters) (2006-2019), "Best in Class" in the legal profession by BestofUS.com; and The International Who’s Who of Commercial Litigators by Who’s Who Legal Data (Law Business Research Ltd.). Greg frequently speaks on panels and writes on a range of topics, such as director’s and officer’s liability, securities litigation, commercial litigation, accountants’ defense, law firm management, as well as internet litigation, ESG, and diversity and inclusion. (Click News & Insights tab above.)
He is a member of the Business Law, Litigation, and Antitrust sections of the American Bar Association; the Federal Bar Council; the New York City Bar; the Securities Industry Association – Compliance & Legal Division; the New York State Bar Association – Commercial Litigation Section and the New York County Lawyers Association (NYCLA). He is the founder and chair of the Center for Corporate Governance at NYCLA.
Greg works with Seyfarth partners and associates in a recently much-enlarged securities group in New York, and has helped grow the securities practice Seyfarth offices in Boston, San Francisco, Washington, DC, Houston, Atlanta, and Chicago. The distinctive feature the Litigation department offers is straightforward—the highest level of excellence in complex and securities litigation, coupled with lower costs than its strongest competitors. The practice group provides lower-than-market rates for such work, along with efficiency and lean staffing, which means significantly lower costs for clients. This value proposition of excellence at lower costs sets the Seyfarth team apart.
Greg is proud of Seyfarth’s team approach and commitment to serving clients. He makes it a priority to mentor up-and-coming attorneys, ensuring clients a broad-based commitment to excellence throughout the litigation teams.
- JD, Yale Law School
- MBA, University of Michigan
with distinction - BA, Columbia University
- New York
- US District Court, Northern District of Illinois (Trial Bar)
Related News & Insights
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Speaking Engagement
Oct 16, 2024
Greg Markel to Present on Panel at PLI Trial By Jury Program
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Attorney Publication
10/07/2024
Greg Markel Writes on Key Issues and Considerations When Litigating Appraisal Actions in Reuters’ Practical Law
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Recognition
10/03/2024
Seyfarth Ranked Tier 1 Nationally for Labor & Employment in Benchmark Litigation 2025; 10 Seyfarth Lawyers Recognized
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Attorney Publication
09/02/2024
Greg Markel, Sarah Fedner, and Gershon Akerman Write on Significant Impact of SCOTUS Decision in SEC v. Jarkesy in Practical Law The Journal
- Listed in Best Lawyers in America (Woodward/White Inc.) for Commercial Litigation (2006-2025), Litigation - Antitrust (2011-2025), Litigation - Mergers and Acquisitions (2011-2025) and Litigation - Securities (2011-2025)
- Recommended Attorney for Securities Litigation: Defense by The Legal 500 (Legalese Ltd.) (2023-2024)
- Recognized as a "Lawyer of the Year" lawyer by Best Lawyers in America (Woodward/White Inc.) for Litigation - Mergers and Acquisitions (2024)
- Recognized Attorney for Litigation - Securities (New York) by Chambers (2017-2024)
- Recommended Attorney, M&A/corporate and commercial - M&A - middle-market (sub-$500m); Securities Litigation: Defense by The Legal 500 (Legalese Ltd.) (2021)
- Recognized as a "Leading Commercial Litigator" for US Dispute Resolution - Securities Litigation: Defense by The Legal 500 (Legalese Ltd.) (2017-2020)
- Listed in New York Super Lawyers as one of the "Top 100 Lawyers in New York" (Thomson Reuters) (2006-2019)
- Recognized as "Lawyer of the Year" by Best Lawyers in America (Woodward/White Inc.) for Litigation - Mergers and Acquisitions (2013, 2017-2018, 2024)
- Recognized as a New York "Litigation Star" in Commercial Litigation by Benchmark Litigation (Euromoney Institutional Investor) (2007-2021, 2023)
- Received the "Burton Award for Distinguished Legal Writing" by Law360 (Portfolio Media, Inc.) (2007, 2016, 2018)
- Recognized as a "Legend"; inducted into the Hall of Fame; one of 50 lawyers in the legal profession in the United States named to the LawDragon 500 for 10 consecutive years; one of the 100 Securities Litigators You Need to Know, 2008-2016; one of the 500 Leading Litigators in America, 2006-2015; and one of the 500 Leading Lawyers in America, 2005-2015 (2005-2016)
- Recognized as one of the "Most Highly Regarded Litigators" by Acquisition International (AI Global Media Ltd.) (2015)
- Awarded the "Boris Kostelanetz President’s Medal" by the New York County Lawyers’ Association (2013)
- Named "Best in Class" in the legal profession by BestofUS.com
- Named to the International Who’s Who of Commercial Litigators and The International Who's Who of Business Lawyers by Who’s Who Legal Data (Law Business Research Ltd.)
- Center for Corporate Governance at NYCLA, founder and chair
- Legal Aid Society, two three-year terms
- New York County Lawyers Association
- American Bar Association (Business Law, Litigation, and Antitrust sections)
- Federal Bar Council
- City Bar Committee on Securities Litigation
- Securities Industry Association Compliance & Legal Division
- New York State Bar Association Commercial Litigation Section
- New York Bar Foundation, fellow
- Cadwalader: the Apostle Award for helping found a group for mentoring young women attorneys and as Chairman of the Cadwalader Litigation Department from 2006-2016
Securities, Corporate Governance and Board Issues
- Author, "Litigating Appraisal Actions: Key Issues and Considerations," Reuters' Practical Law (October 7, 2024)
- Co-Author, "Guest Post: SEC Administrative Proceedings After SEC v. Jarkesy," The D&O Diary (September 17, 2024)
- Co-Author, "SEC Administrative Proceedings After SEC v. Jarkesy," Practical Law The Journal (September 2024)
- Co-Author, "The Fraud-on-the-Market Presumption in 2024," Practical Law The Journal (July 2024)
- Co-Author, "Securities & Fiduciary Duty Litigation," 2024 Commercial Litigation Outlook, Seyfarth Shaw LLP (February 2024)
- Co-Author, "Sup. Ct. to Rule When Feds Must Provide Enforcement Action Jury Trial," The D&O Diary (August 16, 2023)
- Co-Author, "The Supreme Court Will Determine When Federal Agencies Must Provide for the Right to a Jury Trial in Civil Enforcement Actions," Legal Update, Seyfarth Shaw LLP (August 8, 2023)
- Co-Author, "ESG and Corporate Purpose: Their Current Status and How They Relate," Legal Update, Seyfarth Shaw LLP (April 20, 2023)
- Co-Author, "Why are Securities Class Action Mediations Different from Other Mediations?," Legal Update, Seyfarth Shaw LLP (March 30, 2023)
- Co-Author, "Why are Securities Class Action Mediations Different from Other Mediations?," The D & O Diary (March 29, 2023)
- Co-Author, "Murray v. UBS: The Second Circuit Creates a Circuit Split on Whistleblower Claim Standards," Legal Update, Seyfarth Shaw LLP (August 11, 2022)
- Co-Author, "The Grundfest Solution Works Again and Corporate Counsel of Public Companies Should Take Notice of the Upside of Federal Forum Selection Clauses," Legal Update, Seyfarth Shaw LLP (May 5, 2022)
- Co-Author, "Delaware Chancery Court Refuses to Stay SPAC Class Action, Highlighting the Court’s Interest in SPAC Issues—and the Risk of Duplicative State and Federal SPAC Litigation," Legal Update, Seyfarth Shaw LLP (March 28, 2022)
- Co-Author, "Plaintiffs’ Abusive Tax on M&A Deals Changed Form But Continued in 2021," Legal Update, Seyfarth Shaw LLP (February 18, 2022)
- Co-Author, "Plaintiffs’ Abusive Tax on M&A Deals Changed Form But Continued in 2021," The D&O Diary (February 16, 2022)
- Co-Author, "In the Wake of the Pandora’s Box Opened by the Supreme Court’s Cyan Decision, Court to Address Discovery Stay Question in State Securities Act Cases," Legal Update, Seyfarth Shaw LLP (July 7, 2021)
- Co-Author, "Rule 10b5-1: Fix the Cracks But Save the Baby," Legal Update, Seyfarth Shaw LLP (June 11, 2021)
- Co-Author, "Recent New York Appellate Decision Highlights That Cannabis Companies Going Public are Subject to Typical Securities Litigation Risks—and Defenses," The Blunt Truth Blog, Seyfarth Shaw LLP (March 15, 2021)
- Co-Author, "Supreme Court Permits SEC Disgorgement to Survive—Leaves Potential Limitations to Lower Courts ," Legal Update, Seyfarth Shaw LLP (June 23, 2020)
- Co-Author, "Over 50 M&A Deals Have Been Challenged This Year by a Single Group of Lawyers," Legal Update, Seyfarth Shaw LLP (June 12, 2020)
- Co-Author, "Event-Driven Securities Litigation in the Age of COVID-19," Legal Update, Seyfarth Shaw LLP (June 11, 2020)
- Co-Author, "Guest Post: Two Areas for Reform in Securities Litigation," The D&O Diary (June 9, 2020)
- Co-Author, "Another Caremark Duty-to-Monitor Suit Survives Motion to Dismiss in Delaware," Legal Update, Seyfarth Shaw LLP (October 14, 2019)
- Co-Author, "DOJ Antitrust Division Announces Landmark Policy Incentivizing Corporate Compliance," Legal Update, Seyfarth Shaw LLP (July 23, 2019)
- Co-Author, "District Court Judge Rejects M&A Mootness Fee Settlement As A “Racket” That “Must End”," One Minute Memo, Seyfarth Shaw LLP (July 1, 2019)
- Co-Author, "SEC Imposes New Standard for Broker-Dealer Investment Advice," One Minute Memo, Seyfarth Shaw LLP (June 7, 2019)
- Co-Author, "Settling Class Actions: Process and Procedure," Practical Law Litigation (December 7, 2018)
- Co-Author, "Litigating Appraisal Actions - Key Issues and Considerations," Practical Law (August/September 2018)
- Co-Author, "Delaware Chancery Court Deals Another Blow to Appraisal Arbitrage," One Minute Memo, Seyfarth Shaw LLP (August 2, 2018)
- Co-Author, "Supreme Court Affirms State Courts’ Jurisdiction Over 1933 Act Claims," One Minute Memo, Seyfarth Shaw LLP (March 22, 2018)
- Co-Author, "Delaware Supreme Court Elaborates Upon When a Shareholder Vote Is Fully Informed," One Minute Memo, Seyfarth Shaw LLP (March 20, 2018)
- Co-Author, "Delaware Supreme Court Reverses Controversial Dell Appraisal Ruling," One Minute Memo, Seyfarth Shaw LLP (December 20, 2017)
- Co-Author, “New York Court Reverses Rejection of M&A Disclosure-Only Settlement Signaling Split from Delaware,” One Minute Memo, Seyfarth Shaw LLP (March 1, 2017)
- Co-Author, “Delaware Chancery Court Throws Out Claims Over $10 Million Severance Payment to CEO,” One Minute Memo, Seyfarth Shaw LLP (January 25, 2017)
- Co-Author, “Delaware Supreme Court Provides Guidance on Director Independence,” One Minute Memo, Seyfarth Shaw LLP (December 29, 2016)
- Co-Author, “Delaware Court of Chancery Dismisses Derivative Suits Alleging Directors Wrongfully Refused Litigation Demands, One minute Memo, Seyfarth Shaw LLP (December 7, 2016)
- Co-Author, “Delaware Court of Chancery Rejects Post-Closing Disclosure Claims,” One Minute Memo, Seyfarth Shaw LLP (November 8, 2016)
- Author of Chapter on Derivative Litigation, in multi-volume treatise, Commercial Litigation in New York State Courts 5th Edition (2024, 2015, 2011, 2009, 2004)
- Co-Author with Anne Tompkins of Chapter on Investigation in multi-volume treatise, Business and Commercial Litigation in Federal Courts
- "Defending Against Confidential Witnesses in Securities Fraud Class Actions," Practical Lawyer lead article (October/November 2015)
- "Assessing A Judicial Solution To Abusive Merger Litigation," Law 360 (November 19, 2015)
- "D&O Fee Advancement Lessons From American Apparel," Law 360 (September 25, 2015)
- "Dole Ruling Warns Not To Undermine MFW Protections," Law 360 (September 2, 2015)
- "M&A Update: Delaware Court Finds Dole Executives Personally Liable for Millions in Damages for Defrauding Stockholders in Buy-Out and Undermining Special Committee Process," Law 360 and Client and Friends Memo (August 28, 2015)
- "Delaware Judges Have Been Heard," Law 360 (February 2, 2016)
- Author of Chapter on Director’s & Officer’s Liability of "New York Business Litigation," Desk Treatise, New York Law Journal (2015, 2014, 2013)
- "Settling Class Actions: Process and Procedure," Practical Law The Journal (October 2013)
- "Class Action Settlements: Approval, Objection and Discovery," PLI Class Action Litigation Handbook (2013)
- "Predictive Coding: Another Tool to Address the Costs of E-Discovery," New York Law Journal (May 25, 2012)
- Author of Chapter on Internal Investigations, in multi-volume treatise, Business and Commercial Litigation in Federal Courts (2012, 2011)
- "Class Certification Under Attack," New York Law Journal Litigation Section (December 12, 2011)
- "Lower Courts Divided on Standard for Pleading Loss Causation Post-'Dura'," New York Law Journal (March 31, 2011)
- "Core Operations’ Doctrine May Undermine PSLRA," New York Law Journal (April 29, 2010)
- "Enforcement Procedures and Rules in the U.S. Courts," New York Law Journal (April 12, 2010)
- "Failure of Oversight Claims Bar Still High," New York Law Journal (November 30, 2009)
- "Current Trends in Financial Regulation and Enforcement," Mealey’s Emerging Securities Litigation (August 2008)
- "Complex Litigation: Sometimes, the Witness is a Cipher," National Law Journal (April 2008)
- "Imperfect Scheme," The Deal (June 18, 2007)
- "When Can Financial Institutions Be Liable for Federal Securities Fraud in Connection With Securities Issued by Others: The Uncertain State of the Law," International Journal of Disclosure and Governance, Vol. 4, No. 2, Palgrave Macmillan (May 2007)
- "Don’t Blame the Culprit’s Bank," Legal Times (April 30, 2007)
- "Defending Claims Against Underwriters of Asset-Backed Securities: The Due Diligence Defense," Andrews Litigation Reporter: Securities Litigation & Regulation (December 2006)
- "In re Charter Communications, Inc. Securities Litigation and Simpson v. AOL Time Warner Inc.: Circuits Split Over the Validity of ‘Scheme’ Liability Under Section 10(b)," Securities Regulation Law Journal (Winter 2006)
- "The Due Diligence Defense for Underwriters of Asset-Backed Securities," Andrews Litigation Reporter: Derivatives (November 2006)
- "Primary Violators, Aiders and Abettors and Manipulative Schemes Under Section 10(b) of the Securities Exchange Act of 1934," PLI’s Managing Complex Litigation Course Handbook (November 2006)
- "10b-5 ‘Scheme’ Liability," The National Law Journal (November 13, 2006)
- "The Evolution of ‘Scheme‘ Liability Under Section 10(b)," PLI’s 38th Annual Institute on Securities Regulation Course Handbook (Vol. 2) (November 2006)
- "Recent Developments in Delaware Case Law," International Journal of Disclosure and Governance (Vol. 3.3) (September 2006)
- "Business Judgment and Delaware Boards," Portions of this article first appeared in the New York City Bar's Course Handbook on Current Issues in D&O Liability & Insurance (2006)
- "Appealing Class Certification Orders," New York Law Journal (October 11, 2005)
- "Dura Pharmaceuticals," National Law Journal (August 8, 2005)
- "The Aftermath of Dura Pharmaceuticals v. Broudo," article published by New York State Bar Association (June 2005)
- "The High Price of Misconduct," Risk & Insurance (March 2005)
- "Pleading Loss Causation in Securities Litigation," New York Law Journal (October 18, 2004)
- "The PSLRA After Silicon Graphics," The Review of Securities & Commodities Regulation (November 24, 1999)
- "Internet Litigation and How to Avoid It," New York Law Journal (May 24, 1999)
- Speaker, "Closing Big: Delivering a Compelling Closing Argument," PLI's Trial by Jury 2024 (October 16, 2024)
- Co-Speaker, “Commercial Litigation Outlook: Insights and Predictions for Litigation Trends in 2024,” Webinar, Seyfarth Shaw LLP (May 2, 2024)
- Co-Presenter, “Avoiding Duty of Oversight and Fiduciary Duty Breach Claims,” Webinar, Seyfarth Shaw LLP (April 17, 2024)
- Co-Presenter, "Navigating Derivative Claim Litigation: Insights from Leading Specialists," Webinar, Seyfarth Shaw LLP (November 8, 2023)
- Co-Presenter, "Webinar Series: Understanding Corporate Governance and Internal Investigations, Session 2: Internal Investigations by Board Committees," Webinar, Seyfarth Shaw LLP (March 9, 2023)
- Co-Presenter, "Webinar Series: Understanding Corporate Governance and Internal Investigations, Session 1: Corporate Governance Best Practices," Webinar, Seyfarth Shaw LLP (March 2, 2023)
- Speaker, "Best Practices for Settling Securities Class Actions: What Attorneys, Clients and Insurers Should Know," Webinar, Lawline (October 13, 2022)
- Co-Presenter, "Litigation Risks and Prosecution Developments - Part 2," SPAC Webinar Series, Seyfarth Shaw LLP (June 23, 2022)
- Co-Presenter, "Litigation Risks and Prosecution Developments - SPACs Part 1: What They Are, Why They Were Popular, and the Issues They Now Face," Webinar Series, Seyfarth Shaw LLP (April 26, 2022)
- Co-Moderator, "Fighting for Democracy: Why Voting Rights Need To Be Protected Now," Webinar, New York County Lawyers Association (March 14, 2022)
- Co-Presenter, "The Chairman Gary Gensler Administration—What to Expect Now and Tomorrow," Webinar presented by Seyfarth Shaw LLP & Willis Towers Watson (November 9, 2021)
- Co-Presenter, "Securities Litigation and D&O Insurance: Leading Experts Discuss Emerging Issues," Webinar, Seyfarth Shaw LLP (October 15, 2020)
- Co-Presenter, "SPAC and Related IPO Litigation As It Has Evolved and The Current State of SEC Regulation of Disclosure," Webinar, Professional Liability Underwriting Society (September 23, 2021)
- Co-Presenter, "Securities Litigation and Regulation in the COVID Era: Recent Developments and Expected Trends," Webinar, Seyfarth Shaw LLP (June 4, 2020)
- Co-Presenter, "COVID-19 Legal Exposure for Public Companies and their Directors & Officers," Webinar, Seyfarth Shaw LLP (April 21, 2020)
- Co-Presenter, "How to Reduce the Risk of Antitrust Claims," Webinar, Seyfarth Shaw LLP (September 11, 2019)
- Moderator, "Diversity in the Law Department, Law Firm & Courts," New York County Lawyers Association (May 16, 2019)
- Co-Presenter, "Cyber Risk Management Facing In-House Counsel: Prevention, Crisis Management, and Mitigating Personal Liability," ACC Webinar (April 9, 2019)
- Panel Leader, "Making a Compelling Closing Argument," Trial by Jury 2018, presented by PLI, New York, NY (November 7, 2018)
- Center for Corporate Governance: "The Significance of Recent Developments in Delaware Corporate Governance Law and What Practitioners and Their Clients Need to Know," New York County Lawyers Association (May 3, 2016)
- "Defending Against Confidential Witnesses in Securities Fraud Class Actions," Practical Lawyer lead article (October/November 2015)
- Co-Program Manager, Securities Enforcement and Litigation Institute City Bar (October 16, 2015)
- PLI Panel, Recent Developments in Securities Class Actions (July 8, 2015)
- "Corporate Governance: Key Issues for Boards and Directors," Webinar, presented by the American Bar Association (March 12, 2015)
- "Corporate Governance: Hot Button Issues for Board Advisors," ABA In The Know Panel (March 12, 2015)
- New York City Bar Association Third Annual Securities Litigation & Enforcement Program (November 17, 2014)
- "Litigating Claims Involving Mergers and Acquisitions: Evolving Theories of Liability and Defenses," American Conference Institute National Forum on Securities Litigation & Enforcement (February 27, 2014)
- "Negotiating the Crossroads of Regulation and Litigation," City Bar center for CLE 2nd Annual Institute for Corporate Counsel: Navigating the Boardroom, the Courtroom & the Space Between (December 6, 2013)
- Moderator of Panel: "Issues for General Counsel on Advising the Board of Directors on Enforcement and Litigation Issues," Second Annual Institute for Corporate Counsel, New York City Bar (December 6, 2013)
- New York Roundtable: Corporate Governance, Institutional Investor Education Foundation (December 9, 2011)
- Trial By Jury, Panel: "Ethical Issues in Jury Trials," PLI (November 20, 2013)
- Second Annual Securities Litigation & Enforcement Institute, New York City Bar (November 12, 2013)
- "Settling Class Actions: Approval, Opt-Outs and Objectors," PLI (July 10, 2013)
- "Jury Research, Mock Juries, and Shadow Juries," Magna Legal Conference (January 2013)
- "First Annual Securities Litigation & Enforcement Institute," New York City Bar (December 11, 2012)
- "Institute for Corporate Counsel 2012," New York City Bar (December 7, 2012)
- Trial By Jury, Panel: "Ethical Issues in Jury Trials," PLI (November 2012)
- "Ethics Issues in Internal Investigations," 2012 Energy & Commodities Conference (October 2012)
- Seminar, "Civil Appeals and Argument," New York State Bar Association (October 2012)
- "The Value of Mediation in Securities Actions Settlement Discussions," Securities Litigation & Enforcement: Current Developments & Strategies, New York City Bar (2011)
- City Bar’s Securities Litigation Program (December 6, 2011)
- Trial By Jury, Panel: "Ethical Issues in Jury Trials," PLI (November 2011)
- Securities Litigation During the Credit Crisis: Current Developments & Strategies, Panel: "Settlement Trends and Tactics," New York City Bar (December 9, 2010)
- Trial By Jury, Panel: "Ethical Issues in Jury Trials," PLI (December 1, 2010)
- "Class Action Litigation Strategies 2010," PLI (July 2010)
- Securities Litigation," PLUS D&O Symposium (February 3, 2010)
- "Settlement Trends and Tactics," New York City Bar (December 8, 2009)
- "Trial by Jury," PLI (December 2, 2009)
- "Trial by Jury," PLI (September 12, 2008)
- Use of Confidential Witnesses in Securities Litigation, New York City Bar (June 2009)
- "Litigating Claims Related to Credit Default Swaps," American Conference Institute Advanced Forum on Securities Litigation (May 13, 2009)
- 41st Annual Institute on Securities Regulation, 2009, Securities Litigation Panel
- 40th Annual Institute on Securities Regulation, 2008, Securities Litigation Panel
- 39th Annual Institute on Securities Regulation, 2007, Securities Litigation Panel
- 38th Annual Institute on Securities Regulation, 2006, Securities Litigation Panel
- 37th Annual Institute on Securities Regulation, 2005, Securities Litigation Panel
- 36th Annual Institute on Securities Regulation, 2004, Securities Litigation Panel
- 35th Annual Institute on Securities Regulation, 2003, Securities Litigation Panel
- 34th Annual Institute on Securities Regulation, 2002, Securities Litigation Panel
- 33rd Annual Institute on Securities Regulation, 2001, Securities Litigation Panel
- 32nd Annual Institute on Securities Regulation, 2000, Securities Litigation Panel
- 31st Annual Institute on Securities Regulation, 1999, Securities Litigation Panel
- "How to Reduce Corporate Litigation Costs and Still Win Your Case," New York City Bar Association (October 30, 2008)
- "Credit Crisis Effects on the U.S. Economy," AIG's 21st Annual Stowe, Vermont Conference (September 9, 2008)
- "Current Issues in D&O Liability & Insurance," New York City Bar (June 6, 2008)
- "Parallel Proceedings in Securities Cases 2008, " PLI (January 2008)
- "Attorney-Client Privilege for the In-House Lawyer, " PLI (December 2007)
- "The Mediation of Securities Class Actions," JAMS (September 25, 2007)
- "Legal Developments in Directors & Officers Insurance," Association of the Bar of the City of New York (June 2007)
- West Legalworks' Litigation and Resolution of Complex Class Actions, panel on "Defending Accountants and Attorneys under the Securities Laws" (November 29, 2006)
- Panel, "Overlapping Civil Litigation and Regulatory Investigations: Just When You Thought it Couldn’t Get Worse . . . ," PLI’s Managing Complex Litigation 2006 ( November 2006)
- "D&O Mediations: A Method to the Madness," The New York City Bar (2006)
- "Help or Hindrance? CAFA’s Effect on Corporate Defendants’ Litigation Strategy is Not So Clear," GC New York (February 13, 2006)
- Panel discussion, "Enron on Trial," Forbes.com Video Network (January 2006)
- "New Trends in SEC Investigations and Class-Action Litigation," The SEC Institute’s 21st Annual National SEC Reporting Conference, New York (December 19, 2005)
- "D&O Liability & Insurance 2005," Association of the Bar of the City of New York (June 2005)
- "Recent Developments in Shareholder Litigation & Related Government Enforcement Initiatives," New York State Bar Association (June 2005)
- 2005 D&O Market Trends Seminar Series (February 2005)
- Financial Institution’s Liability Developments, Bermuda (September 2005)
- D&O Liability Developments, Bermuda (September 2005)
- Litigation Leadership Roundtable (August 2005)
- Commentary and Instruction to Various Banks and Investment Banks on the Interagency Statement on Sound Practices Concerning Complex Structured Finance Activities (July and August 2004)
- Financial Institution’s Liability Developments, Bermuda (June 2004)
- D&O Liability Developments, Bermuda (June 2004)
- "The New Era of Litigation Against Financial Institutions," Association of the Bar of the City of New York (June 2004)
- "A Sarbanes-Oxley Update," Association of the Bar of the City of New York (June 2004)
- "The Financial Institution Crisis: An In depth Look," PLUS D&O Conference (February 2004)
- "Litigating A Class Action Case, What Every Litigator Needs to Know," NYSBA (January 2004)
- "Litigating the Financial Fraud Case," NYSBA (January 2003)
- "Litigation and Resolution of Complex Class Actions" (December 2002)
- Speech to Professional Liability Insurers on IPO Allocation Cases (September 2001)
- "OnLine Securities Trading Litigation" (November 2000)
- "How to Settle a Class Action," PLI (July 1998)
- "Directors Duties and Responsibility," Directors Roundtable
- Junior Achievement of New York board member
- A variety of gifts, articles, speaking, time, and sponsorships for a variety of public service organizations.
- Center for Corporate Governance at NYCLA chair as founder and benefactor.
"Greg, we could never have asked for a better lawyer and counselor and colleague. You guided us through complicated issues with such expertise, wisdom and grace. Thank you." —Client feedback
More About Greg
Greg is a nationally known trial lawyer who has served as a trial lawyer, expert witness, and arbitrator in securities, derivatives, corporate governance, mergers and acquisition, directors and officers liability, and antitrust litigation, as well as other complex commercial litigation, particularly in bet-your-company cases. He is chair of the New York Litigation group, co-chair of the Securities and Fiduciary Duty Litigation group, and a member of the National Litigation Leadership Team.
Greg is a recognized leader in the profession. For years, he has been highly ranked by Chambers for securities litigation (2007-2024). He has been named by Best Lawyers in America regularly over the years as a leading litigator for securities (2011-2024), antitrust (2011-2024), and M&A litigation (2011-2024) (Woodward/White Inc.). He also has been named by Best Lawyers as New York M&A Litigation "Lawyer of the Year" (Woodward/White Inc.) (2013, 2017-2018, and 2024). LawDragon magazine inducted Greg into its Hall of Fame and recognized him as a "legend" and one of only 50 lawyers and judges in the United States who have who have been recognized by LawDragon 500 for 10 consecutive years (2014-2023), and he is again named one of the top 500 leading litigators in the United states for 2024. He has been recognized by many other publications, including by Benchmark Litigation as a national Litigation Star (2007-2023); and for outstanding performance and several times by the Legal 500 as a Leading Commercial Litigator in 2023 (Legalese Ltd.). He has been listed many times in Super Lawyers (Thomson Reuters) (2006-2019), "Best in Class" in the legal profession by BestofUS.com; and The International Who’s Who of Commercial Litigators by Who’s Who Legal Data (Law Business Research Ltd.). Greg frequently speaks on panels and writes on a range of topics, such as director’s and officer’s liability, securities litigation, commercial litigation, accountants’ defense, law firm management, as well as internet litigation, ESG, and diversity and inclusion. (Click News & Insights tab above.)
He is a member of the Business Law, Litigation, and Antitrust sections of the American Bar Association; the Federal Bar Council; the New York City Bar; the Securities Industry Association – Compliance & Legal Division; the New York State Bar Association – Commercial Litigation Section and the New York County Lawyers Association (NYCLA). He is the founder and chair of the Center for Corporate Governance at NYCLA.
Greg works with Seyfarth partners and associates in a recently much-enlarged securities group in New York, and has helped grow the securities practice Seyfarth offices in Boston, San Francisco, Washington, DC, Houston, Atlanta, and Chicago. The distinctive feature the Litigation department offers is straightforward—the highest level of excellence in complex and securities litigation, coupled with lower costs than its strongest competitors. The practice group provides lower-than-market rates for such work, along with efficiency and lean staffing, which means significantly lower costs for clients. This value proposition of excellence at lower costs sets the Seyfarth team apart.
Greg is proud of Seyfarth’s team approach and commitment to serving clients. He makes it a priority to mentor up-and-coming attorneys, ensuring clients a broad-based commitment to excellence throughout the litigation teams.
Greg is a recognized leader in the profession. For years, he has been highly ranked by Chambers for securities litigation (2007-2024). He has been named by Best Lawyers in America regularly over the years as a leading litigator for securities (2011-2024), antitrust (2011-2024), and M&A litigation (2011-2024) (Woodward/White Inc.). He also has been named by Best Lawyers as New York M&A Litigation "Lawyer of the Year" (Woodward/White Inc.) (2013, 2017-2018, and 2024). LawDragon magazine inducted Greg into its Hall of Fame and recognized him as a "legend" and one of only 50 lawyers and judges in the United States who have who have been recognized by LawDragon 500 for 10 consecutive years (2014-2023), and he is again named one of the top 500 leading litigators in the United states for 2024. He has been recognized by many other publications, including by Benchmark Litigation as a national Litigation Star (2007-2023); and for outstanding performance and several times by the Legal 500 as a Leading Commercial Litigator in 2023 (Legalese Ltd.). He has been listed many times in Super Lawyers (Thomson Reuters) (2006-2019), "Best in Class" in the legal profession by BestofUS.com; and The International Who’s Who of Commercial Litigators by Who’s Who Legal Data (Law Business Research Ltd.). Greg frequently speaks on panels and writes on a range of topics, such as director’s and officer’s liability, securities litigation, commercial litigation, accountants’ defense, law firm management, as well as internet litigation, ESG, and diversity and inclusion. (Click News & Insights tab above.)
He is a member of the Business Law, Litigation, and Antitrust sections of the American Bar Association; the Federal Bar Council; the New York City Bar; the Securities Industry Association – Compliance & Legal Division; the New York State Bar Association – Commercial Litigation Section and the New York County Lawyers Association (NYCLA). He is the founder and chair of the Center for Corporate Governance at NYCLA.
Greg works with Seyfarth partners and associates in a recently much-enlarged securities group in New York, and has helped grow the securities practice Seyfarth offices in Boston, San Francisco, Washington, DC, Houston, Atlanta, and Chicago. The distinctive feature the Litigation department offers is straightforward—the highest level of excellence in complex and securities litigation, coupled with lower costs than its strongest competitors. The practice group provides lower-than-market rates for such work, along with efficiency and lean staffing, which means significantly lower costs for clients. This value proposition of excellence at lower costs sets the Seyfarth team apart.
Greg is proud of Seyfarth’s team approach and commitment to serving clients. He makes it a priority to mentor up-and-coming attorneys, ensuring clients a broad-based commitment to excellence throughout the litigation teams.
- JD, Yale Law School
- MBA, University of Michigan
with distinction - BA, Columbia University
- New York
- US District Court, Northern District of Illinois (Trial Bar)
Related News & Insights
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Speaking Engagement
Oct 16, 2024
Greg Markel to Present on Panel at PLI Trial By Jury Program
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Attorney Publication
10/07/2024
Greg Markel Writes on Key Issues and Considerations When Litigating Appraisal Actions in Reuters’ Practical Law
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Recognition
10/03/2024
Seyfarth Ranked Tier 1 Nationally for Labor & Employment in Benchmark Litigation 2025; 10 Seyfarth Lawyers Recognized
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Attorney Publication
09/02/2024
Greg Markel, Sarah Fedner, and Gershon Akerman Write on Significant Impact of SCOTUS Decision in SEC v. Jarkesy in Practical Law The Journal
- Listed in Best Lawyers in America (Woodward/White Inc.) for Commercial Litigation (2006-2025), Litigation - Antitrust (2011-2025), Litigation - Mergers and Acquisitions (2011-2025) and Litigation - Securities (2011-2025)
- Recommended Attorney for Securities Litigation: Defense by The Legal 500 (Legalese Ltd.) (2023-2024)
- Recognized as a "Lawyer of the Year" lawyer by Best Lawyers in America (Woodward/White Inc.) for Litigation - Mergers and Acquisitions (2024)
- Recognized Attorney for Litigation - Securities (New York) by Chambers (2017-2024)
- Recommended Attorney, M&A/corporate and commercial - M&A - middle-market (sub-$500m); Securities Litigation: Defense by The Legal 500 (Legalese Ltd.) (2021)
- Recognized as a "Leading Commercial Litigator" for US Dispute Resolution - Securities Litigation: Defense by The Legal 500 (Legalese Ltd.) (2017-2020)
- Listed in New York Super Lawyers as one of the "Top 100 Lawyers in New York" (Thomson Reuters) (2006-2019)
- Recognized as "Lawyer of the Year" by Best Lawyers in America (Woodward/White Inc.) for Litigation - Mergers and Acquisitions (2013, 2017-2018, 2024)
- Recognized as a New York "Litigation Star" in Commercial Litigation by Benchmark Litigation (Euromoney Institutional Investor) (2007-2021, 2023)
- Received the "Burton Award for Distinguished Legal Writing" by Law360 (Portfolio Media, Inc.) (2007, 2016, 2018)
- Recognized as a "Legend"; inducted into the Hall of Fame; one of 50 lawyers in the legal profession in the United States named to the LawDragon 500 for 10 consecutive years; one of the 100 Securities Litigators You Need to Know, 2008-2016; one of the 500 Leading Litigators in America, 2006-2015; and one of the 500 Leading Lawyers in America, 2005-2015 (2005-2016)
- Recognized as one of the "Most Highly Regarded Litigators" by Acquisition International (AI Global Media Ltd.) (2015)
- Awarded the "Boris Kostelanetz President’s Medal" by the New York County Lawyers’ Association (2013)
- Named "Best in Class" in the legal profession by BestofUS.com
- Named to the International Who’s Who of Commercial Litigators and The International Who's Who of Business Lawyers by Who’s Who Legal Data (Law Business Research Ltd.)
- Center for Corporate Governance at NYCLA, founder and chair
- Legal Aid Society, two three-year terms
- New York County Lawyers Association
- American Bar Association (Business Law, Litigation, and Antitrust sections)
- Federal Bar Council
- City Bar Committee on Securities Litigation
- Securities Industry Association Compliance & Legal Division
- New York State Bar Association Commercial Litigation Section
- New York Bar Foundation, fellow
- Cadwalader: the Apostle Award for helping found a group for mentoring young women attorneys and as Chairman of the Cadwalader Litigation Department from 2006-2016
Securities, Corporate Governance and Board Issues
- Author, "Litigating Appraisal Actions: Key Issues and Considerations," Reuters' Practical Law (October 7, 2024)
- Co-Author, "Guest Post: SEC Administrative Proceedings After SEC v. Jarkesy," The D&O Diary (September 17, 2024)
- Co-Author, "SEC Administrative Proceedings After SEC v. Jarkesy," Practical Law The Journal (September 2024)
- Co-Author, "The Fraud-on-the-Market Presumption in 2024," Practical Law The Journal (July 2024)
- Co-Author, "Securities & Fiduciary Duty Litigation," 2024 Commercial Litigation Outlook, Seyfarth Shaw LLP (February 2024)
- Co-Author, "Sup. Ct. to Rule When Feds Must Provide Enforcement Action Jury Trial," The D&O Diary (August 16, 2023)
- Co-Author, "The Supreme Court Will Determine When Federal Agencies Must Provide for the Right to a Jury Trial in Civil Enforcement Actions," Legal Update, Seyfarth Shaw LLP (August 8, 2023)
- Co-Author, "ESG and Corporate Purpose: Their Current Status and How They Relate," Legal Update, Seyfarth Shaw LLP (April 20, 2023)
- Co-Author, "Why are Securities Class Action Mediations Different from Other Mediations?," Legal Update, Seyfarth Shaw LLP (March 30, 2023)
- Co-Author, "Why are Securities Class Action Mediations Different from Other Mediations?," The D & O Diary (March 29, 2023)
- Co-Author, "Murray v. UBS: The Second Circuit Creates a Circuit Split on Whistleblower Claim Standards," Legal Update, Seyfarth Shaw LLP (August 11, 2022)
- Co-Author, "The Grundfest Solution Works Again and Corporate Counsel of Public Companies Should Take Notice of the Upside of Federal Forum Selection Clauses," Legal Update, Seyfarth Shaw LLP (May 5, 2022)
- Co-Author, "Delaware Chancery Court Refuses to Stay SPAC Class Action, Highlighting the Court’s Interest in SPAC Issues—and the Risk of Duplicative State and Federal SPAC Litigation," Legal Update, Seyfarth Shaw LLP (March 28, 2022)
- Co-Author, "Plaintiffs’ Abusive Tax on M&A Deals Changed Form But Continued in 2021," Legal Update, Seyfarth Shaw LLP (February 18, 2022)
- Co-Author, "Plaintiffs’ Abusive Tax on M&A Deals Changed Form But Continued in 2021," The D&O Diary (February 16, 2022)
- Co-Author, "In the Wake of the Pandora’s Box Opened by the Supreme Court’s Cyan Decision, Court to Address Discovery Stay Question in State Securities Act Cases," Legal Update, Seyfarth Shaw LLP (July 7, 2021)
- Co-Author, "Rule 10b5-1: Fix the Cracks But Save the Baby," Legal Update, Seyfarth Shaw LLP (June 11, 2021)
- Co-Author, "Recent New York Appellate Decision Highlights That Cannabis Companies Going Public are Subject to Typical Securities Litigation Risks—and Defenses," The Blunt Truth Blog, Seyfarth Shaw LLP (March 15, 2021)
- Co-Author, "Supreme Court Permits SEC Disgorgement to Survive—Leaves Potential Limitations to Lower Courts ," Legal Update, Seyfarth Shaw LLP (June 23, 2020)
- Co-Author, "Over 50 M&A Deals Have Been Challenged This Year by a Single Group of Lawyers," Legal Update, Seyfarth Shaw LLP (June 12, 2020)
- Co-Author, "Event-Driven Securities Litigation in the Age of COVID-19," Legal Update, Seyfarth Shaw LLP (June 11, 2020)
- Co-Author, "Guest Post: Two Areas for Reform in Securities Litigation," The D&O Diary (June 9, 2020)
- Co-Author, "Another Caremark Duty-to-Monitor Suit Survives Motion to Dismiss in Delaware," Legal Update, Seyfarth Shaw LLP (October 14, 2019)
- Co-Author, "DOJ Antitrust Division Announces Landmark Policy Incentivizing Corporate Compliance," Legal Update, Seyfarth Shaw LLP (July 23, 2019)
- Co-Author, "District Court Judge Rejects M&A Mootness Fee Settlement As A “Racket” That “Must End”," One Minute Memo, Seyfarth Shaw LLP (July 1, 2019)
- Co-Author, "SEC Imposes New Standard for Broker-Dealer Investment Advice," One Minute Memo, Seyfarth Shaw LLP (June 7, 2019)
- Co-Author, "Settling Class Actions: Process and Procedure," Practical Law Litigation (December 7, 2018)
- Co-Author, "Litigating Appraisal Actions - Key Issues and Considerations," Practical Law (August/September 2018)
- Co-Author, "Delaware Chancery Court Deals Another Blow to Appraisal Arbitrage," One Minute Memo, Seyfarth Shaw LLP (August 2, 2018)
- Co-Author, "Supreme Court Affirms State Courts’ Jurisdiction Over 1933 Act Claims," One Minute Memo, Seyfarth Shaw LLP (March 22, 2018)
- Co-Author, "Delaware Supreme Court Elaborates Upon When a Shareholder Vote Is Fully Informed," One Minute Memo, Seyfarth Shaw LLP (March 20, 2018)
- Co-Author, "Delaware Supreme Court Reverses Controversial Dell Appraisal Ruling," One Minute Memo, Seyfarth Shaw LLP (December 20, 2017)
- Co-Author, “New York Court Reverses Rejection of M&A Disclosure-Only Settlement Signaling Split from Delaware,” One Minute Memo, Seyfarth Shaw LLP (March 1, 2017)
- Co-Author, “Delaware Chancery Court Throws Out Claims Over $10 Million Severance Payment to CEO,” One Minute Memo, Seyfarth Shaw LLP (January 25, 2017)
- Co-Author, “Delaware Supreme Court Provides Guidance on Director Independence,” One Minute Memo, Seyfarth Shaw LLP (December 29, 2016)
- Co-Author, “Delaware Court of Chancery Dismisses Derivative Suits Alleging Directors Wrongfully Refused Litigation Demands, One minute Memo, Seyfarth Shaw LLP (December 7, 2016)
- Co-Author, “Delaware Court of Chancery Rejects Post-Closing Disclosure Claims,” One Minute Memo, Seyfarth Shaw LLP (November 8, 2016)
- Author of Chapter on Derivative Litigation, in multi-volume treatise, Commercial Litigation in New York State Courts 5th Edition (2024, 2015, 2011, 2009, 2004)
- Co-Author with Anne Tompkins of Chapter on Investigation in multi-volume treatise, Business and Commercial Litigation in Federal Courts
- "Defending Against Confidential Witnesses in Securities Fraud Class Actions," Practical Lawyer lead article (October/November 2015)
- "Assessing A Judicial Solution To Abusive Merger Litigation," Law 360 (November 19, 2015)
- "D&O Fee Advancement Lessons From American Apparel," Law 360 (September 25, 2015)
- "Dole Ruling Warns Not To Undermine MFW Protections," Law 360 (September 2, 2015)
- "M&A Update: Delaware Court Finds Dole Executives Personally Liable for Millions in Damages for Defrauding Stockholders in Buy-Out and Undermining Special Committee Process," Law 360 and Client and Friends Memo (August 28, 2015)
- "Delaware Judges Have Been Heard," Law 360 (February 2, 2016)
- Author of Chapter on Director’s & Officer’s Liability of "New York Business Litigation," Desk Treatise, New York Law Journal (2015, 2014, 2013)
- "Settling Class Actions: Process and Procedure," Practical Law The Journal (October 2013)
- "Class Action Settlements: Approval, Objection and Discovery," PLI Class Action Litigation Handbook (2013)
- "Predictive Coding: Another Tool to Address the Costs of E-Discovery," New York Law Journal (May 25, 2012)
- Author of Chapter on Internal Investigations, in multi-volume treatise, Business and Commercial Litigation in Federal Courts (2012, 2011)
- "Class Certification Under Attack," New York Law Journal Litigation Section (December 12, 2011)
- "Lower Courts Divided on Standard for Pleading Loss Causation Post-'Dura'," New York Law Journal (March 31, 2011)
- "Core Operations’ Doctrine May Undermine PSLRA," New York Law Journal (April 29, 2010)
- "Enforcement Procedures and Rules in the U.S. Courts," New York Law Journal (April 12, 2010)
- "Failure of Oversight Claims Bar Still High," New York Law Journal (November 30, 2009)
- "Current Trends in Financial Regulation and Enforcement," Mealey’s Emerging Securities Litigation (August 2008)
- "Complex Litigation: Sometimes, the Witness is a Cipher," National Law Journal (April 2008)
- "Imperfect Scheme," The Deal (June 18, 2007)
- "When Can Financial Institutions Be Liable for Federal Securities Fraud in Connection With Securities Issued by Others: The Uncertain State of the Law," International Journal of Disclosure and Governance, Vol. 4, No. 2, Palgrave Macmillan (May 2007)
- "Don’t Blame the Culprit’s Bank," Legal Times (April 30, 2007)
- "Defending Claims Against Underwriters of Asset-Backed Securities: The Due Diligence Defense," Andrews Litigation Reporter: Securities Litigation & Regulation (December 2006)
- "In re Charter Communications, Inc. Securities Litigation and Simpson v. AOL Time Warner Inc.: Circuits Split Over the Validity of ‘Scheme’ Liability Under Section 10(b)," Securities Regulation Law Journal (Winter 2006)
- "The Due Diligence Defense for Underwriters of Asset-Backed Securities," Andrews Litigation Reporter: Derivatives (November 2006)
- "Primary Violators, Aiders and Abettors and Manipulative Schemes Under Section 10(b) of the Securities Exchange Act of 1934," PLI’s Managing Complex Litigation Course Handbook (November 2006)
- "10b-5 ‘Scheme’ Liability," The National Law Journal (November 13, 2006)
- "The Evolution of ‘Scheme‘ Liability Under Section 10(b)," PLI’s 38th Annual Institute on Securities Regulation Course Handbook (Vol. 2) (November 2006)
- "Recent Developments in Delaware Case Law," International Journal of Disclosure and Governance (Vol. 3.3) (September 2006)
- "Business Judgment and Delaware Boards," Portions of this article first appeared in the New York City Bar's Course Handbook on Current Issues in D&O Liability & Insurance (2006)
- "Appealing Class Certification Orders," New York Law Journal (October 11, 2005)
- "Dura Pharmaceuticals," National Law Journal (August 8, 2005)
- "The Aftermath of Dura Pharmaceuticals v. Broudo," article published by New York State Bar Association (June 2005)
- "The High Price of Misconduct," Risk & Insurance (March 2005)
- "Pleading Loss Causation in Securities Litigation," New York Law Journal (October 18, 2004)
- "The PSLRA After Silicon Graphics," The Review of Securities & Commodities Regulation (November 24, 1999)
- "Internet Litigation and How to Avoid It," New York Law Journal (May 24, 1999)
- Speaker, "Closing Big: Delivering a Compelling Closing Argument," PLI's Trial by Jury 2024 (October 16, 2024)
- Co-Speaker, “Commercial Litigation Outlook: Insights and Predictions for Litigation Trends in 2024,” Webinar, Seyfarth Shaw LLP (May 2, 2024)
- Co-Presenter, “Avoiding Duty of Oversight and Fiduciary Duty Breach Claims,” Webinar, Seyfarth Shaw LLP (April 17, 2024)
- Co-Presenter, "Navigating Derivative Claim Litigation: Insights from Leading Specialists," Webinar, Seyfarth Shaw LLP (November 8, 2023)
- Co-Presenter, "Webinar Series: Understanding Corporate Governance and Internal Investigations, Session 2: Internal Investigations by Board Committees," Webinar, Seyfarth Shaw LLP (March 9, 2023)
- Co-Presenter, "Webinar Series: Understanding Corporate Governance and Internal Investigations, Session 1: Corporate Governance Best Practices," Webinar, Seyfarth Shaw LLP (March 2, 2023)
- Speaker, "Best Practices for Settling Securities Class Actions: What Attorneys, Clients and Insurers Should Know," Webinar, Lawline (October 13, 2022)
- Co-Presenter, "Litigation Risks and Prosecution Developments - Part 2," SPAC Webinar Series, Seyfarth Shaw LLP (June 23, 2022)
- Co-Presenter, "Litigation Risks and Prosecution Developments - SPACs Part 1: What They Are, Why They Were Popular, and the Issues They Now Face," Webinar Series, Seyfarth Shaw LLP (April 26, 2022)
- Co-Moderator, "Fighting for Democracy: Why Voting Rights Need To Be Protected Now," Webinar, New York County Lawyers Association (March 14, 2022)
- Co-Presenter, "The Chairman Gary Gensler Administration—What to Expect Now and Tomorrow," Webinar presented by Seyfarth Shaw LLP & Willis Towers Watson (November 9, 2021)
- Co-Presenter, "Securities Litigation and D&O Insurance: Leading Experts Discuss Emerging Issues," Webinar, Seyfarth Shaw LLP (October 15, 2020)
- Co-Presenter, "SPAC and Related IPO Litigation As It Has Evolved and The Current State of SEC Regulation of Disclosure," Webinar, Professional Liability Underwriting Society (September 23, 2021)
- Co-Presenter, "Securities Litigation and Regulation in the COVID Era: Recent Developments and Expected Trends," Webinar, Seyfarth Shaw LLP (June 4, 2020)
- Co-Presenter, "COVID-19 Legal Exposure for Public Companies and their Directors & Officers," Webinar, Seyfarth Shaw LLP (April 21, 2020)
- Co-Presenter, "How to Reduce the Risk of Antitrust Claims," Webinar, Seyfarth Shaw LLP (September 11, 2019)
- Moderator, "Diversity in the Law Department, Law Firm & Courts," New York County Lawyers Association (May 16, 2019)
- Co-Presenter, "Cyber Risk Management Facing In-House Counsel: Prevention, Crisis Management, and Mitigating Personal Liability," ACC Webinar (April 9, 2019)
- Panel Leader, "Making a Compelling Closing Argument," Trial by Jury 2018, presented by PLI, New York, NY (November 7, 2018)
- Center for Corporate Governance: "The Significance of Recent Developments in Delaware Corporate Governance Law and What Practitioners and Their Clients Need to Know," New York County Lawyers Association (May 3, 2016)
- "Defending Against Confidential Witnesses in Securities Fraud Class Actions," Practical Lawyer lead article (October/November 2015)
- Co-Program Manager, Securities Enforcement and Litigation Institute City Bar (October 16, 2015)
- PLI Panel, Recent Developments in Securities Class Actions (July 8, 2015)
- "Corporate Governance: Key Issues for Boards and Directors," Webinar, presented by the American Bar Association (March 12, 2015)
- "Corporate Governance: Hot Button Issues for Board Advisors," ABA In The Know Panel (March 12, 2015)
- New York City Bar Association Third Annual Securities Litigation & Enforcement Program (November 17, 2014)
- "Litigating Claims Involving Mergers and Acquisitions: Evolving Theories of Liability and Defenses," American Conference Institute National Forum on Securities Litigation & Enforcement (February 27, 2014)
- "Negotiating the Crossroads of Regulation and Litigation," City Bar center for CLE 2nd Annual Institute for Corporate Counsel: Navigating the Boardroom, the Courtroom & the Space Between (December 6, 2013)
- Moderator of Panel: "Issues for General Counsel on Advising the Board of Directors on Enforcement and Litigation Issues," Second Annual Institute for Corporate Counsel, New York City Bar (December 6, 2013)
- New York Roundtable: Corporate Governance, Institutional Investor Education Foundation (December 9, 2011)
- Trial By Jury, Panel: "Ethical Issues in Jury Trials," PLI (November 20, 2013)
- Second Annual Securities Litigation & Enforcement Institute, New York City Bar (November 12, 2013)
- "Settling Class Actions: Approval, Opt-Outs and Objectors," PLI (July 10, 2013)
- "Jury Research, Mock Juries, and Shadow Juries," Magna Legal Conference (January 2013)
- "First Annual Securities Litigation & Enforcement Institute," New York City Bar (December 11, 2012)
- "Institute for Corporate Counsel 2012," New York City Bar (December 7, 2012)
- Trial By Jury, Panel: "Ethical Issues in Jury Trials," PLI (November 2012)
- "Ethics Issues in Internal Investigations," 2012 Energy & Commodities Conference (October 2012)
- Seminar, "Civil Appeals and Argument," New York State Bar Association (October 2012)
- "The Value of Mediation in Securities Actions Settlement Discussions," Securities Litigation & Enforcement: Current Developments & Strategies, New York City Bar (2011)
- City Bar’s Securities Litigation Program (December 6, 2011)
- Trial By Jury, Panel: "Ethical Issues in Jury Trials," PLI (November 2011)
- Securities Litigation During the Credit Crisis: Current Developments & Strategies, Panel: "Settlement Trends and Tactics," New York City Bar (December 9, 2010)
- Trial By Jury, Panel: "Ethical Issues in Jury Trials," PLI (December 1, 2010)
- "Class Action Litigation Strategies 2010," PLI (July 2010)
- Securities Litigation," PLUS D&O Symposium (February 3, 2010)
- "Settlement Trends and Tactics," New York City Bar (December 8, 2009)
- "Trial by Jury," PLI (December 2, 2009)
- "Trial by Jury," PLI (September 12, 2008)
- Use of Confidential Witnesses in Securities Litigation, New York City Bar (June 2009)
- "Litigating Claims Related to Credit Default Swaps," American Conference Institute Advanced Forum on Securities Litigation (May 13, 2009)
- 41st Annual Institute on Securities Regulation, 2009, Securities Litigation Panel
- 40th Annual Institute on Securities Regulation, 2008, Securities Litigation Panel
- 39th Annual Institute on Securities Regulation, 2007, Securities Litigation Panel
- 38th Annual Institute on Securities Regulation, 2006, Securities Litigation Panel
- 37th Annual Institute on Securities Regulation, 2005, Securities Litigation Panel
- 36th Annual Institute on Securities Regulation, 2004, Securities Litigation Panel
- 35th Annual Institute on Securities Regulation, 2003, Securities Litigation Panel
- 34th Annual Institute on Securities Regulation, 2002, Securities Litigation Panel
- 33rd Annual Institute on Securities Regulation, 2001, Securities Litigation Panel
- 32nd Annual Institute on Securities Regulation, 2000, Securities Litigation Panel
- 31st Annual Institute on Securities Regulation, 1999, Securities Litigation Panel
- "How to Reduce Corporate Litigation Costs and Still Win Your Case," New York City Bar Association (October 30, 2008)
- "Credit Crisis Effects on the U.S. Economy," AIG's 21st Annual Stowe, Vermont Conference (September 9, 2008)
- "Current Issues in D&O Liability & Insurance," New York City Bar (June 6, 2008)
- "Parallel Proceedings in Securities Cases 2008, " PLI (January 2008)
- "Attorney-Client Privilege for the In-House Lawyer, " PLI (December 2007)
- "The Mediation of Securities Class Actions," JAMS (September 25, 2007)
- "Legal Developments in Directors & Officers Insurance," Association of the Bar of the City of New York (June 2007)
- West Legalworks' Litigation and Resolution of Complex Class Actions, panel on "Defending Accountants and Attorneys under the Securities Laws" (November 29, 2006)
- Panel, "Overlapping Civil Litigation and Regulatory Investigations: Just When You Thought it Couldn’t Get Worse . . . ," PLI’s Managing Complex Litigation 2006 ( November 2006)
- "D&O Mediations: A Method to the Madness," The New York City Bar (2006)
- "Help or Hindrance? CAFA’s Effect on Corporate Defendants’ Litigation Strategy is Not So Clear," GC New York (February 13, 2006)
- Panel discussion, "Enron on Trial," Forbes.com Video Network (January 2006)
- "New Trends in SEC Investigations and Class-Action Litigation," The SEC Institute’s 21st Annual National SEC Reporting Conference, New York (December 19, 2005)
- "D&O Liability & Insurance 2005," Association of the Bar of the City of New York (June 2005)
- "Recent Developments in Shareholder Litigation & Related Government Enforcement Initiatives," New York State Bar Association (June 2005)
- 2005 D&O Market Trends Seminar Series (February 2005)
- Financial Institution’s Liability Developments, Bermuda (September 2005)
- D&O Liability Developments, Bermuda (September 2005)
- Litigation Leadership Roundtable (August 2005)
- Commentary and Instruction to Various Banks and Investment Banks on the Interagency Statement on Sound Practices Concerning Complex Structured Finance Activities (July and August 2004)
- Financial Institution’s Liability Developments, Bermuda (June 2004)
- D&O Liability Developments, Bermuda (June 2004)
- "The New Era of Litigation Against Financial Institutions," Association of the Bar of the City of New York (June 2004)
- "A Sarbanes-Oxley Update," Association of the Bar of the City of New York (June 2004)
- "The Financial Institution Crisis: An In depth Look," PLUS D&O Conference (February 2004)
- "Litigating A Class Action Case, What Every Litigator Needs to Know," NYSBA (January 2004)
- "Litigating the Financial Fraud Case," NYSBA (January 2003)
- "Litigation and Resolution of Complex Class Actions" (December 2002)
- Speech to Professional Liability Insurers on IPO Allocation Cases (September 2001)
- "OnLine Securities Trading Litigation" (November 2000)
- "How to Settle a Class Action," PLI (July 1998)
- "Directors Duties and Responsibility," Directors Roundtable
- Junior Achievement of New York board member
- A variety of gifts, articles, speaking, time, and sponsorships for a variety of public service organizations.
- Center for Corporate Governance at NYCLA chair as founder and benefactor.
"Greg, we could never have asked for a better lawyer and counselor and colleague. You guided us through complicated issues with such expertise, wisdom and grace. Thank you." —Client feedback