Key Experience

  • Represents companies and individuals in government and corporate internal investigations and related civil litigation.
  • Handles a wide range of matters related to federal criminal and regulatory enforcement, particularly related to cross-border issues.
  • Experience at senior levels of the Department of Defense and as an Assistant U.S. Attorney (AUSA) in the Southern District of New York.


Paul Butler draws upon his deep understanding of the inner workings of enforcement authorities to represent clients facing regulatory and criminal enforcement actions. Working in jurisdictions with a high degree of compliance risk, he advises individuals, multinationals and other global organizations. According to Chambers USA, market sources "have great regard" for Mr. Butler and consider him a "really outstanding" lawyer whose “practice focuses largely on advising clients during major internal and government-led investigations” and “cases with significant international elements.”

Representative Work

  • Served as lead counsel to a multinational energy company in a seven-year FCPA investigation by the DOJ, the Securities and Exchange Commission (SEC), and criminal prosecutors in Argentina. Represented witnesses in interviews with the U.S. government, developed case strategy, oversaw document production and negotiated with government. No charges were brought, and the matter was closed. The client avoided major fines, the revocation of the lease on its largest asset and individual criminal charges.
  • Successfully represented a CEO of a Chinese telecom company against allegations that he had violated export laws, obstructed justice and destroyed documents. Negotiated a safe-passage agreement for the CEO so that he could be interviewed in the United States. The government did not pursue criminal charges.
  • Counseling a multinational accused of bribery to obtain a major contract with the government of Azerbaijan. The client was in the midst of an FCPA investigation in China when the conduct was discovered. Conducted a swift and thorough internal investigation and self-reported to the DOJ and SEC. The DOJ elected not to bring criminal charges and a settlement was reached with the SEC..
  • Represented a business owner facing a DOJ investigation into procurement fraud, misuse of classified information, false statements to the FBI and tax evasion. Negotiated a plea for the client on one false statement count. He was sentenced to probation and a small fine, and was able to sell the company, which had been in significant jeopardy as a result of the investigation.
  • Represented a global public company in a whistleblower case with allegations of bribery to obtain business and certain government approvals in Pakistan. Leveraged contacts at the DOJ and SEC to allow the company to conduct its own internal investigation. Conducted the investigation and made a voluntary disclosure to both agencies. The government accepted conclusions that no major wrongdoing occurred.


Public Service and Affiliations