O’Melveny Worldwide

Laura S. Aronsson has broad-based complex commercial litigation experience, focusing on antitrust, breach-of-contract, ERISA, and class-action disputes. She has experience in all stages of litigation, including coordinating discovery, briefing dispositive motions, preparing for trial, and briefing appeals. Laura also has experience representing clients in internal investigations and investigations by state and federal regulatory bodies.

Prior to joining O’Melveny, Laura was a law clerk for the Honorable David W. McKeague on the US Court of Appeals for the Sixth Circuit and she served as Executive Managing Editor of the Notre Dame Law Review.

  • C. R. Bard in Sherman Act Section 1 tying claim by a competing provider of medical devices.
  • Payment card network processor in antitrust class actions and opt-out cases brought by merchants alleging that defendants conspired to set the fee that merchants pay for accepting payment cards.
  • Government-sponsored entity as senior certificate holder in a trust instruction proceeding resulting from the $5.4 billion sale of Stuyvesant Town in 2015.
  • Bank trustees obtaining $2.4 billion trial verdict in RMBS putback claims.
  • A major corporation in investigation initiated by the Committee on Foreign Investment in the United States.
  • A major financial institution in class-action litigation and government investigations relating to allegations of market manipulation resulting in securities and antitrust violations.
  • Non-profit foundation in defamation claim in New York state court, asserting First Amendment defenses.
  • A major corporation in breach-of-contract claim in the American Arbitration Association relating to former CEO’s pension plan.
  • Pro bono asylum representation of West-African native and victim of female genital cutting.
  • Pro bono representation of female pilots and flight attendants in workplace discrimination case, alleging that the airline’s policies towards pregnant and breast-feeding employees violate the Civil Rights Act.
  • Pro bono representation of a prominent Pakistani doctor alleging that he was erroneously added to the United States government’s No-Fly List and prohibited from entering the country.


Bar Admissions

  • New York
  • California

Court Admissions

  • US District Court, Central District of California and Eastern, Southern and Northern Districts of New York
  • US Court of Appeals, Second Circuit


  • University of Notre Dame Law School (J.D., magna cum laude, 2014; Executive Managing Editor, Notre Dame Law Review)
  • University of Manchester (M.A., 2009)
  • Yale University (B.A., 2008)

Professional Activities


  • Hon. David W. McKeague, U.S. Court of Appeals for the Sixth Circuit, 2014 – 2015


  • Hon. Peter W. Hall, U.S. Court of Appeals for the Second Circuit, 2012


  • “A ‘Thicket of Procedural Brambles:’ The ‘Order of Battle’ in Qualified Immunity and Habeas Corpus,” Notre Dame Journal of Law, Ethics and Public Policy Online (2014)