Adam Reinhart has spent more than 15 years defending public companies, accounting firms, financial services and investment firms, officers and directors, and other individuals and entities in securities enforcement investigations conducted by the SEC, DOJ, PCAOB, and other regulators. He guides clients through all stages of investigations relating to a wide range of complex issues, including financial fraud, accounting and financial reporting, disclosures, internal controls, FCPA and anti-corruption, insider trading, and market manipulation.

Mr. Reinhart also conducts and represents witnesses in internal investigations, defends clients in securities class action, shareholder derivative, and other litigation, and counsels on compliance and corporate governance issues.

Prior to joining Arnold & Porter, Mr. Reinhart clerked for the Honorable John M. Rogers of the United States Court of Appeals for the Sixth Circuit.

Mr. Reinhart graduated with highest honors from the George Washington University Law School, where he was elected to the Order of the Coif and received the Willard Waddington Gatchell Award and the John Ordronaux Award. He also served as an articles editor for the George Washington Law Review and as a legal intern in the Enforcement and Compliance Division of the Office of the Comptroller of the Currency.


  • Public company CEO in SEC investigation and litigation, DOJ investigation, shareholder litigation, and internal investigation relating to accounting, financial reporting, disclosures, and internal controls.
  • Investment firm senior executive in DOJ, SEC, and CFTC investigations relating to trading and disclosure issues.
  • Special Committee of Board of Directors of public company in conducting internal investigation and responding to SEC investigation relating to whistleblower claims.
  • Public company in SEC investigation relating to accounting restatement and financial reporting, accounting, disclosure, and internal controls issues.
  • Big Four accounting firm and individual auditors in multiple SEC and PCAOB investigations relating to accounting restatements, auditor independence, and other issues.
  • Public company in SEC investigation relating to disclosure issues.
  • Private company in SEC investigation relating to trading and disclosure issues.
  • Financial services firm CEO in DOJ investigation relating to RMBS.
  • Public company director in corporate governance counseling matter.
  • Investment firm in SEC investigation relating to insider trading.
  • Public company senior executive in SEC investigation relating to accounting reserves.


SEC Proposes Multiple New Cybersecurity and Privacy Rules for Securities Market Participants
Top Five Takeaways From the SEC’s Annual Whistleblower Report
5 Takeaways From The SEC's Annual Whistleblower Report (pdf)
What SEC's Growing Whistleblower Incentives Mean For Cos.
Compliance Law360, Corporate Law360, Employment Law360, Environmental Law360, Securities Law360, White Collar Law360
Federal Court Declines to Order SEC Disclosure of Employee Trade Preclearance Decisions
Enforcement Edge: Shining Light on Government Enforcement


The Legal 500 US
"Next Generation Lawyer"—Securities Litigation: Defense (2017–2020)


  • JD, The George Washington University Law School, 2006, highest honors, Order of the Coif
  • BA, Applied Mathematics, Economics, Washington University in St. Louis, 2002
  • District of Columbia
  • Texas
  • US Court of Appeals for the Sixth Circuit
  • US Court of Appeals for the Ninth Circuit
  • US Court of Appeals for the Sixth Circuit, The Honorable John M. Rogers
  • Member, Honorable Order of Kentucky Colonels


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