Quinn emanuel trial lawyers

Broome, Stephen A.

Stephen A. Broome



Steve Broome is a partner in the firm’s Los Angeles and New York offices.  His practice focuses on litigating and trying complex commercial disputes, primarily in the areas of finance, competition, and bankruptcy. He has also represented both plaintiffs and defendants in a variety of business tort and breach of contract actions.  In addition to trial work, Steve is an accomplished appellate lawyer, and has successfully argued cases before the U.S. Supreme Court, the federal Courts of Appeals, and state appellate courts.  Steve has been named by the New York Law Journal as a Rising Star, and a Lawyer Who Leads By Example. He has also been named by Legal 500 USA as a Recommended Lawyer in the Appellate Litigation category.

Steve currently serves on the Board of Governors of the Los Angeles chapter of the Association of Business Trial Lawyers.

Before joining the firm, Steve served as a law clerk for Judge Richard C. Wesley of the U.S. Court of Appeals for the Second Circuit.

  Notable Representations

  • Representing the PAH Litigation Trust in a case asserting fraudulent transfer claims against the former owners of Physiotherapy Associates, one of the largest physical therapy providers in the U.S., for their role in structuring the leveraged buyout of the insolvent company based on false financial statements, culminating in its bankruptcy.
  • Representing American industrialist Len Blavatnik in defending claims of aiding and abetting breach of fiduciary duty, unjust enrichment, and conversion, in a lawsuit filed by Magomed Magomedov that seeks over $1 billion in connection with the 2013 sale of TNK-BP to Rosneft.
  • Representing American industrialist Len Blavatnik in defense of breach of contract, joint venture, fiduciary duty, and fraud claims in a lawsuit filed by former Russian senator and oil tycoon Leonid Lebedev seeking over $2 billion in connection with the 2013 sale of TNK-BP to Rosneft.
  • Counsel of Record and oralist on behalf of the Respondent in the 2016 Supreme Court case Sessions, Attorney General v. Morales-Santana, a case that successfully challenged sections of the Immigration and Nationality Act as unconstitutional under the Fifth Amendment’s principle of Equal Protection. Steve successfully argued the appeal in the proceeding below before the Second Circuit, as well.
  • Representing Chilean and Spanish construction companies in action against their former financial advisor, The Bank of Nova Scotia, for breach of contract and gross negligence relating to a botched financial model for a toll-road construction project in Chile.
  • Represented IMS Health Incorporated in defense of multi-billion dollar antitrust claims brought by Symphony Health Solutions under the Sherman Act.
  • Represented the trustee of the SNTL Litigation Trust in a complex bankruptcy dispute against JPMorgan Chase & Co. concerning operation of the chapter 11 plan.
  • Represented Repsol, S.A. in various lawsuits relating to Argentina’s expropriation of Repsol’s multi-billion dollar controlling interest in YPF, S.A., Argentina’s largest oil-company.
  • Represented holders of hundreds of millions of dollars of bank debt and bonds in the defunct Le Nature’s Inc., asserting claims against a major bank, accounting firms, and an equipment manufacturing company.   
  • Represented a sovereign wealth fund against a private equity fund manager in an ICC arbitration involving claims for fraud, breach of fiduciary duty, and breach of contract.
  • Represented a European pharmaceutical company in an action against a U.S. pharmaceutical company asserting claims for fraud and breach of contract arising out of a major acquisition transaction.
  • Represented the trustees of a Jersey Island-based trust in a FINRA arbitration against a major broker dealer stemming from unauthorized purchases of auction rate securities.
  • Represented the debtors in possession in an adversary proceeding in bankruptcy court to prevent a major credit-card processing company from terminating its processing agreement with the debtors.
  • Represented a committee of unsecured creditors against secured creditors in an adversary proceeding  in bankruptcy court concerning the appropriate distribution of the debtors’ assets.


  • George Washington University Law School
    (J.D., high honors, Order of the Coif, 2006)

  • The London School of Economics
    (M.Sc., honors, 2003)

  • The University of British Columbia
    (B.A., first class honors, 2002)


The State Bar of New York; The State Bar of California; United States Supreme Court; United States Court of Appeals: Second Circuit, Ninth Circuit; United States District Courts: Southern District of New York, Eastern District of New York, Western District of New York

  Prior Associations

  • Law Clerk to the Hon. Richard C. Wesley:
    • United States Court of Appeals for the Second Circuit, 2006-2007


Named one of 30 Rising Stars by the New York Law Journal.

Named a Recommended Lawyer by Legal 500 USA 2017.

Named one of the Lawyers Who Lead by Example Pro Bono 2016 honorees by the New York Law Journal.

Publications and Lectures

  • "An Unconscionable Application of the Unconscionability Doctrine: How the California Judiciary is Circumventing the Federal Arbitration Act," 3 Hastings Business Law Journal 39 (2006)
  • "Conflicting Obligations for Oil Exporting Nations?: Satisfying the Membership Requirements of Both OPEC and the WTO," 38 George Washington International Law Review 409 (2006)