Atty. David M. Leahy

Atty. David M. Leahy

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.

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Profile Summary

About David M. Leahy at a glance

David M. Leahy is an attorney based in Washington, District of Columbia, practicing at Sullivan & Worcester LLP. Admitted to practice in New York, New York State Bar Association and District of Columbia, The District of Columbia Bar. Educated at Columbia University (B.A., 1980) and Harvard University (J.D.). Recognitions include Best Lawyers in America — Mutual Funds Law (2026), Best Lawyers in America — Additional Areas of Practice: (2026), and Best Lawyers in America — Corporate Law (2026). Serands clients in Washington, DC and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

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

Jurisdictional Context

Why local counsel matters in District of Columbia

Practicing law in District of Columbia. Legal matters in District of Columbia are governed by state-specific rules of civil and criminal procedure, statutes of limitations, and substantive law. Cases originating in Washington are typically filed in the local municipal court or the appropriate District of Columbia state district court, depending on subject matter and amount in controversy. An attorney licensed in District of Columbia brings working knowledge of local procedural deadlines, judicial practices in this andnue, and the substantive law that applies to cases brought here. Out-of-state attorneys generally cannot represent clients in District of Columbia courts without local counsel or pro hac vice admission.

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Frequently Asked

Common questions about David M. Leahy

Where is David M. Leahy's law office located?
David M. Leahy's law practice is located in Washington, District of Columbia. The firm is Sullivan & Worcester LLP. You can contact the office directly through this profile page.
Where did David M. Leahy go to law school?
David M. Leahy earned their education at (B.A., 1980); (J.D.).
How can I contact David M. Leahy for a consultation?
You can contact David M. Leahy directly through this profile page. Click "Ask the Attorney" to submit a question, or "Schedule a Consultation" to book a meeting. Most claimed-profile attorneys respond within one business day.
What awards or recognition has David M. Leahy received?
David M. Leahy's notable recognition includes: Best Lawyers in America — Mutual Funds Law; Best Lawyers in America — Additional Areas of Practice:; Best Lawyers in America — Corporate Law; Best Lawyers in America — Securities Regulation.

Practice Areas

Education

B.A.
Columbia University
- 1980
J.D.
Harvard University
- In Progress

Awards

Best Lawyers in America — Mutual Funds Law
- 2026
Best Lawyers in America — Additional Areas of Practice:
- 2026
Best Lawyers in America — Corporate Law
- 2026
Best Lawyers in America — Securities Regulation
- 2026

Bar Admissions

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

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