David M. Leahy

Washington, DC Directions

Recognized in Best Lawyers since 2012

Awarded Practice Areas

Mutual Funds Law

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Awarded Practice Areas

Mutual Funds Law

Works at

Sullivan & Worcester LLP

38 Best Lawyers awards

Biography

David's practice consists of counseling independent directors of open-end funds, closed-end funds, exchange-traded funds and business development companies, as well as the funds themselves and their investment advisers on matters relating to the Investment Company Act of 1940, the Investment Advisers Act of 1940, the Securities Act of 1933 and the Securities Exchange Act of 1934.

Locations

Washington, District of Columbia

202-775-1200

1666 K Street, NW
Washington, DC 20006

Education

Harvard University, J.D., cum laude
Columbia University, B.A., magna cum laude, graduated 1980

Bar Admissions

New York, New York State Bar Association
District of Columbia, The District of Columbia Bar

Court Admissions

U.S. District Court, District of Columbia

Affiliations

District of Columbia Bar Association - Member

Client Testimonials

Outstanding service and very knowledgeable

Jefferson C. Boyce (CONFIDENTIAL) (USAA Funds)

David has been an incredibly valuable partner to the independent directors, listening, offering wise counsel, augmenting the director’s expert resources with seasoned additional Sullivan attorneys when appropriate. David Leahy and David Mahaffey have been absolutely stellar partners in providing guidance with regard to successful leadership of the Company, especially through highly challenged interactions and difficult situations. Invaluable partner, expert, resource, and colleague.

Steve Byers (Sierra Income Corporation)

David Leahy has served our board well for the past 10 years. He is a thoughtful advisor to the independent trustees and we value his counsel.

David is extremely capable and responsive. We trust his judgment.

Awards & Focus

Recognized in The Best Lawyers in America^® 2026 for work in:

Mutual Funds Law

Additional Areas of Practice:

Corporate Law
Securities Regulation

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