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Peter L. Tsirigotis advises financial institutions, asset managers, investment advisers, and institutional investors, helping them to develop and maintain financial products while navigating the regulatory landscape. Peter has served in several senior-level legal, compliance, operations, and risk roles in the financial services industry, including as regulator, inside counsel, outside counsel, chief compliance officer, and chief operating officer. His clients include a wide variety of funds, investment advisers, business development companies (BDCs), real estate investment trusts (REITs), and banks.

Peter has deep private sector experience, having served as vice president at a large, private financial services firm, where he led the investment management funds risk, operations, and governance group. In that position, he oversaw operations, governance, and regulatory risk issues regarding registered and unregistered proprietary funds, including hedge funds, private equity funds, UCITS, mutual funds, and real estate funds. He also coordinated the development and structuring of all new fund products. Peter additionally served as the chief legal officer for the U.S. Trust Company’s Excelsior Funds mutual fund complex, closed-end funds, and business development companies, and was responsible for formation and oversight of all private investment funds.


  • Private funds, including private equity funds, venture capital funds, real estate funds, hedge funds, and funds of private funds
  • Registered investment companies, including mutual funds, closed-end funds, fund of funds, and hybrid funds
  • UCITs and offshore private funds (Cayman Islands, Bermuda, Dublin, and Luxembourg)



  • U.S. Securities and Exchange Commission
    • Attorney, Division of Investment Management, 1998 - 2000
    • Economist, Office of Economic Analysis, 1997 - 1998
  • Senior Vice President, Brown Brothers Harriman, 2010-2014
  • Chief Operating Officer and Chief Compliance Officer, Apis Capital Advisors, LLC, 2008-2009
  • Assistant General Counsel, Bank of America, 2007-2008
  • Senior Vice President and Associate General Counsel, US Trust, 2005-2007
  • Vice President and Counsel, Prudential Financial, 2004-2005

Recognition & Leadership

  • Awarded, U.S. Trust, 2006 Pinnacle Club (awarded to top 1 percent producers), 2006
    • First attorney from the General Counsel’s office to receive the award
  • Bronze Medal, U.S. EPA, Outstanding Contribution to Superfund Reauthorization, 1995-1996
  • Member, The New York Hedge Fund Roundtable
  • Member, Investment Management Due Diligence Association
  • Chair, Board of Directors, Maryland 529
  • Member, Steering Committee, The American Hellenic Lawyers Society of Greater Washington, D.C.
  • Member, New America Alliance (NAA), 2022
  • Member, Institut Luxembourgeois des Administrateurs (ILA)
  • Senior Fellow, Regulatory Compliance Association
  • Fellow, Institute for International Economic Law at Georgetown University
  • Reservist and Chief Warrant Officer (CW2) (MDDF), Maryland Defense Force, 2015-2017
  • Member, New York City Bar Association Private Funds Committee, 2012-2015
  • Member, U.S. Boxe Francaise Savate (kickboxing) Team, 2002


  • LL.M., International Business and Economic Law, Georgetown University Law Center, 2018
    • Certificate in International Arbitration and Dispute Resolution
  • J.D., Columbus School of Law, Catholic University of America, 1997
  • B.A., cum laude, Boston University, 1990
  • Virginia
  • District of Columbia
  • Maryland
  • New York
  • Greek, Fluent