Patrick represents clients in connection with a wide array of complex litigation matters, government enforcement actions, internal investigations, and international risk advisory. Patrick advises clients on all phases of commercial litigation from pre-suit strategy through trial and appeal; and has substantial experience conducting thorough and independent investigations into allegations of wrongdoing, including fraud, money laundering, and violations of the U.S. Foreign Corrupt Practices Act (FCPA) and U.S. Office of Foreign Asset Control (OFAC) and international sanctions. He also regularly assists clients in conducting risk-based pre-acquisition deal diligence on high-risk cross-border transactions, focusing on anti-corruption, anti-money laundering, and international trade control risks. Patrick’s clients include private equity firms and their portfolio companies; life science, health care, and pharmaceutical companies; and a variety of other multinational corporations.

Patrick also maintains an active pro bono practice, including asylum claims, rule of law issues, and impact litigation regarding civil and constitutional rights. He is currently on assignment in the London office, temporarily relocated from New York City.

Ropes & Gray International LLP is a limited liability partnership registered in Delaware, United States of America and is a recognised body regulated by the Solicitors Regulation Authority (with registered number 521000).


Internal Investigations & Government Enforcement

  • Advised multinational consulting firm on wide-ranging internal investigation into potential violations of financial and trade sanctions targeting Russia at subsidiaries in the United Kingdom, United States, and European Union.
  • Conducted numerous internal investigations for Dow Index life sciences company into alleged violations of the Foreign Corrupt Practices Act (“FCPA”) in Europe (including France, Switzerland, Austria, and Belarus).
  • Advised European pharmaceutical company on internal investigation related to allegations of fraud and violations of current good manufacturing practice (cGMP) requirements at Indian subsidiary manufacturer.
  • Advised various clients on voluntary self-disclosures to a wide range of national enforcement authorities, including the U.S. Office of Foreign Asset Control (OFAC), UK Office of Foreign Sanctions Implementation (OFSI), UK Department for Business and Trade (DBT), and UK National Crime Agency (NCA). 
  • Advised British-American private equity firm on identifying and reporting to relevant authorities suspected money laundering by criminal organization operating in Central Africa.
  • Advised S&P 100 pharmaceutical company in internal investigation related to COVID-19 vaccine research and development in Latin America.
  • Part of the independent investigation commissioned by the United States Olympic Committee into abuse of elite and Olympic gymnasts by Larry Nassar.
  • Advise clients regarding anti-bribery and corruption, anti-money laundering, sanctions and export control due diligence in connection with joint ventures, mergers, acquisitions, and other key business relationships around the world.

Complex Civil & Appellate Litigation

  • Represented S&P 500 healthcare provider in multibillion dollar False Claims Act qui tam action brought in Florida federal court, leading to grant of summary judgment in client’s favor.
  • Secured pre-discovery dismissal of all claims against U.S. private equity investment firm in New Jersey federal court, including civil conspiracy and various theories of contributory and vicarious liability for false and misleading advertising under the Lanham Act, defamation, unfair competition, and tortious interference.
  • Represented European multinational pharmaceutical company before Massachusetts state court in contract dispute related to investigational vaccine program, leading to favorable settlement.
  • Represented U.S. family investment firm before the Delaware Court of Chancery in multimillion dollar contract dispute related to post-acquisition financial obligations, leading to favorable settlement.
  • Represented publicly-traded U.S. digital technology corporation in appeal before New York Appellate Division, First Department in relation to complex contract dispute, leading to favorable settlement
  • Represented U.S. private equity investment firm before New York Appellate Division, First Department in relation to tortious interference and fraud claims brought in connection with multimillion dollar sale of portfolio company.

Pro Bono

  • C.P.X. v. Garcia (f/k/a C.P.X. v. Foxhoven) (S.D. Iowa / 8th Cir.): Part of the trial team that represented a class of adolescents confined at the Iowa Boys State Training School and suffering from mental illness who were subjected to excessive and punitive use of solitary confinement and fixed mechanical restraints. Ropes & Gray, along with co-counsel Children’s Rights and Disability Rights Iowa, litigated the case through a two-week trial, securing sweeping injunctive relief under the Fourteenth Amendment and the appointment of a monitor. Team was awarded firm-wide 2020 Pro Bono Team Award. Successfully briefed post-trial issues before the U.S. Court of Appeals for the Eighth Circuit.
  • Texas v. United States (S.D. Tex. / 5th Cir.): Part of the Ropes & Gray team currently defending the legality of the Deferred Action for Childhood Arrivals (DACA) program on behalf of numerous DACA beneficiaries in federal district court and before the U.S. Court of Appeals for the Fifth Circuit.
  • In partnership with the International Lawyers Project, advised European national government on repatriation of seized embezzled funds to Central African country.
  • Jackson v. District of Columbia Dep’t of Emp’t Servs. (D.C.): Successfully represented client appealing the D.C. Compensation Review Board’s affirmation of a disputed worker’s compensation settlement agreement, resulting in unanimous decision from the D.C. Court of Appeals in client's favor.
  • Successfully briefed and presented oral argument in defensive proceedings before the Houston (TX) Immigration Court, winning grant of asylum for former Central American anti-gang detective and his son.
  • In partnership with the International Lawyers Project, developed and delivered trainings on anti-corruption, sanctions, and asset forfeiture to West African government officials and civil society organizations.
  • Served as the New York City Bar Association’s representative observer at pre-trial proceedings in United States v. Khalid Sheikh Mohammed, et al. (the “9/11 Trial”) before the U.S. Military Commission at Camp Justice, Naval Station Guantanamo Bay, Cuba.
  • Served as an accredited nonpartisan electoral observer at dozens of polling stations across Belfast East and Belfast South during the 2022 Northern Ireland Assembly elections.
  • Provided on-the-ground rapid response representation for separated immigrant families at U.S. Immigration and Enforcement (ICE) detention centers in South Texas amidst 2018 U.S. immigration policy changes.

Areas of Practice