Mark Kelley
Mark Kelley is a first-chair trial lawyer known for his plain-spoken style and aggressive advocacy. He has secured favorable results at every stage of litigation – from pre-complaint negotiations through trial, appeal, and enforcement of judgments – in matters ranging from high-profile disputes to confidential business conflicts.
Mr. Kelley is a creative litigator who builds inventive strategies grounded in a command of the record and the law. He masters the details of complex cases without losing sight of the larger stakes or his clients' objectives, and is known for concentrating time and resources where they matter most. He has a keen eye for understanding how a case or issue will play out.
His practice centers on contact disputes, fraud, financial services, and business torts. He has also litigated matters involving the False Claims Act, defamation, trade secrets, and antitrust.
Mr. Kelley has been named one of the top 40 young lawyers in the United States by both the American Bar Association and Bloomberg Law. He has also been recognized as a "Key Lawyer" by The Legal 500, a "New York Rising Star" by Super Lawyers, "One to Watch" by Best Lawyers, and a "Next Generation Leader" by Lawdragon.
Before joining MoloLamken, Mr. Kelley was an associate at Boies Schiller Flexner. He clerked for Judge Dennis Jacobs of the U.S. Court of Appeals for the Second Circuit and Judge Richard J. Sullivan of the U.S. District Court for the Southern District of New York (now a judge on the Second Circuit).
Representative Matters
- Red Tree Investments v. Petroleos de Venezuela: Represented creditors in dispute involving more than $900 million of unpaid sovereign debt resulting in bench trial. Obtained verdict in favor of creditors.
- Confidential Earn-Out Arbitration (ICC): Represented global pharmaceutical company in billion-dollar contract dispute relating to blockbuster medication resulting in a 7-day arbitration hearing seated in London. The matter settled favorably following the hearing.
- Jon D. Gruber v. Ryan R. Gilbertson et al.: Part of team that parachuted in months before a rare federal class-action securities-fraud trial arising out of a publicly traded oil-transloading company resulting in 7-day jury trial. Obtained verdict for plaintiffs featured in The American Lawyer’s “Litigator of the Week” column.
- Confidential Fraud Arbitration (JAMS): Represented a technology startup in fraudulent transfer and embezzlement case against multinational financial services firm resulting in a 5-day arbitration hearing.
- Confidential Earn-Out Arbitration (JAMS): Lead trial counsel for a sporting goods company in earnout dispute against e-gaming provider resulting in a multi-day arbitration hearing. Obtained award in favor of client.
- Atlantic Coast Life Ins. Co. v. A.M. Best Rating Servs., Inc.: Represented an integrated insurance company in breach-of-contract suit against the largest insurance credit rating agency in the world, including litigation of a temporary restraining order and preliminary injunction.
- AIMCO CLO 10 Ltd. v. Revlon, Inc.: Represented a leading cosmetics manufacturer in a Chapter 11 adversary proceeding concerning complex refinancing transaction, successfully dismissing an $880 million adversary claim
- U.S. ex rel. Vermont Nat'l Tel. Co. v. Northstar Wireless, LLC: Appellate counsel for a telephone carrier in $3.3 billion False Claims Act case arising from fraud related to FCC wireless spectrum auctions. Successfully reversed trial court’s dismissal of case on two independent grounds.
- In re: Amyris Inc. et al.: Represented a group of noteholders with $690 million in convertible debt investigating wrongdoing by directors and officers of a multinational biotechnology company in Chapter 11 reorganization
- A law firm and lawyers in an appeal of an adverse contempt ruling
- A major financial institution in a high-profile employment dispute with its founder and former CIO
- A telecommunications company in a complex accounting malpractice dispute spanning multiple jurisdictions
- An international bank in matter relating to money laundering and sanctions enforcement
- A hedge fund in dispute involving multiple allegations of fraudulent conveyance relating to direct lender’s debt and equity holdings in New York City parking garage operator
- A startup in an FTC enforcement action relating to allegedly deceptive trade practices, including litigation of temporary restraining order, preliminary injunction, and multiple appeals)
- A high-profile tech startup in the healthcare space through multiple simultaneous state and federal investigations
- A technology startup in investigation of alleged theft of trade secrets relating to self-driving car technology
- Multiple entities in petitions for and responses to petitions for discovery in aid of foreign proceedings pursuant to 28 U.S.C. § 1782
- An investment company in a partnership dispute relating to profit and share distribution in a high-profile SPAC
- An investment company in a complex international litigation relating to partnership dispute that involved multiple foreign arbitrations and injunctions
Publications
- When are Private Equity Firms Liable for Acts of Their Portfolio Companies?, Corporate Disputes (July – September 2026)
- Agentic AI Liability Fuels Issues Reaching Beyond the Law’s Edge, Bloomberg Law (July 8, 2026)
- PowerSchool Data Breach Ruling Underscores PE Liability, Law360 (June 10, 2026)
- Parsing Justices' Toss Of Purdue's Controversial Ch. 11 Plan, Law360 (July 1, 2024) (with Justin Ellis and Lois Ahn)
- Navigating Attorney–Client Privilege Post-SuperValu, Federal Bar Association Qui Tam Section Newsletter (June 11, 2024) (with Caleb Hayes-Deats)
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Trump's NY Civil Fraud Trial Spotlights Long-Criticized Law, Law360 (Apr. 5, 2024) (with Lois Ahn)
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Privilege, Waiver, and Good Faith: False Claims Act Defense After Schutte, NYSBA Inside (Nov. 2023)
News & Appearances
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Creditors Say Don't Reorder Priority Scheme In Citgo Auction, Law360 (Feb 8, 2024)
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Venezuela Says Immediate Appeal Needed In Citgo Cases, Law360 (Dec. 8, 2023)
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Amyris Woos 16 Bidders For Consumer Brands, Nears Auction, Law360 (Nov. 21, 2023)
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Amyris Creditor Claims Doerr Schemed To Seize IP, Law360 (Oct. 26, 2023)
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Citgo's Parent Puts 'Missing' Certificate Risk At $1.5B To $2.5B, Law360 (Sept. 22, 2023)
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US Sanctions Don't Bar Venezuela Oil Co. Debt Repayment, Law360 (Sept. 20, 2023)
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Merck Fends Off Patent Challenge to Diabetes Treatment (1), Bloomberg Law (Sept. 29, 2022)
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Dish Network Loses Challenge to FCC Ruling in $3 Billion Dispute, Bloomberg Law (June 21, 2022)
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Litigator of the Week Runners-Up and Shout Outs, The AmLaw Litigation Daily (June 17, 2022)
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Oil Co. Founder Held Liable In Stock Fraud Class Action, Law360 (June 14, 2022)
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DC Circ. Says Dish Must Face $3.3B Suit Over License Fraud, Law360 (May 17, 2022)
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Venezuelan Oil Co. Loses Bid To Stay $246M In Judgments, Law360 (Feb. 7, 2022)
- 430 Park AvenueNew York, NY 10022T: 212.607.8167F: 212.607.8161
Clerkships
- Law clerk to the Honorable Dennis Jacobs, United States Court of Appeals for the Second Circuit
- Law clerk to the Honorable Richard J. Sullivan, United States District Court for the Southern District of New York
Honors & Awards
They’ve Got Next: The 40 Under 40, Bloomberg Law
On The Rise - Top 40 Young Lawyers Award, American Bar Association
Key Lawyer: General Commercial Disputes, Legal 500
Next Generation Leader, Lawdragon, 2024-2025
New York Rising Star, Super Lawyers, 2022-2025
One to Watch, Best Lawyers, 2023-2025
Education
Yale Law School, J.D.
Semi-Finalist, Morris Tyler Moot Court Competition
Executive Editor, Yale Law & Policy Review
Northwestern University, M.A.
New School for Social Research, M.A.
Wesleyan University, B.A.
High Honors
Wise Prize for Excellence in the Department of Philosophy
Phi Beta Kappa
Bar and Court Admissions
- New York
- United States Courts of Appeals for the 2nd, 3rd, 5th, 7th, 11th, D.C., and Federal Circuits
- United States District Court for the Southern District of New York