Thaddeus R. Kleckley

Thaddeus Kleckley
Thaddeus Kleckley strategically counsels and defends companies, financial institutions, and individuals in internal, criminal, and regulatory investigations, prosecutions, and litigations. Thaddeus represents both Corporate Compliance Monitors and Equity Receivers and has directed many internal investigations and sensitive reviews on behalf of domestic clients and those in Asia, Europe, Africa, and Latin America. He also represents clients in an array of complex commercial litigation in federal and state courts, as well as in arbitral forums. Thaddeus maintains an active pro bono practice, including representing criminal clients and providing counsel in landlord-tenant and family law disputes.

Thaddeus has conducted internal investigations for international banks, airlines, accounting firms, publishing companies, and other private entities, acting at the behest of general counsel, management, audit committees, and boards of directors. These have stemmed from allegations of workplace misconduct, financial fraud, and violations of international sanctions, anti-money laundering (AML), and anti-bribery and corruption (ABC) laws, as well as Foreign Corrupt Practice Act (FCPA) violations. He has experience representing both corporate and individual clients in civil and criminal government enforcement actions, including actions brought by the United States Attorney’s Office, the Securities and Exchange Commission, and state attorneys general. He has also revised internal policies and procedures in compliance with federal and state laws, including industry best practices, to ensure clients can guard against future violations.

Thaddeus also has substantial experience working with court-appointed monitors and receivers, including serving as legal counsel and advising on AML, ABC, FCPA, Know Your Customer (KYC), regulatory compliance, and transaction monitoring subject matter issues and developments.

In his pro bono practice, among other things, Thaddeus has negotiated proffer immunity, witness immunity, plea agreements, and witness protection agreements in exchange for testimony for his clients with the Department of Justice and state prosecutors; represented tenants in NYC Housing Court; represented battered women in contested divorce proceedings; and helped asylum seekers and other immigrants navigate the U.S. Citizenship and Immigration Services (USCIS) process.




  • J.D. Cornell Law School 2014
    • Managing editor, Cornell Journal of Law and Public Policy
    • Judicial intern, the Honorable John C. Coughenour, United States District Court for the Western District of Washington
    • Competition chair, Cornell Black Law Students Association
  • B.A. University of Washington 2010

Bar Admissions

  • New York
  • Florida

Court Admissions

  • U.S. District Court for the Southern District of Florida
  • U.S. District Court for the Southern District of New York
  • U.S. Court of Appeals for the Eleventh Circuit

Professional Memberships and Activities

  • Member, American Bar Association
  • Member, New York State Bar Association
  • Young Professional Associate, National Association of Federal Equity Receivers


  • The Legal Aid Society, Pro Bono Publico, 2021