Areas of Practice
  • The George Washington University Law School, J.D., 1992
  • Georgetown University, M.B.A., 1986
  • Cornell University, B.A., 1984
Bar Admissions
  • Virginia, 1992
Joan Guilfoyle
Special Counsel
Suite 200 W
1227 25th St NW
Washington, D.C. 20037
202.434.4677 tel
202.434.4661 fax

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Joan S. Guilfoyle is special counsel in the firm's Banking & Financial Services Practice Group in the Washington, D.C. office. Ms. Guilfoyle's practice concentrates on corporate and securities matters for financial institutions. She has extensive experience representing clients in connection with mergers and acquisitions, securities offerings, stock conversions, and securities compliance matters. Ms. Guilfoyle also represents companies involved in proxy contests, and has assisted clients with fidelity bond claims and internal investigations. Prior to practicing law, she was a vice president and commercial lender for two Washington, D.C. area financial institutions.

Ms. Guilfoyle is a graduate of the George Washington University National Law Center. She also has a Master of Business Administration from Georgetown University and a Bachelor of Arts degree in Economics from Cornell University. She is a member of the Virginia State Bar and the American Bar Association, where she is also a member of the Banking Law Committee. 



  • American Bar Association (Member, Banking Law Committee)
  • Virginia State Bar (Member, Business Law Section)
  • The Langley School, McLean, Virginia
    • Member, Board of Trustees (2013 – Present)
    • Chair, Governance Committee (2014 – Present
    • Member, Investment Committee (2010 – Present)
    • Member, Finance Committee (2013 – Present)
    • Member, Development Committee (2014 – Present)