Atty. Edward Marcellus Williamson

Atty. Edward Marcellus Williamson

Mr. Edward Marcellus Williamson is a lawyer practicing private equity, antitrust and competition, communications and 2 other areas of law.

Washington Washington 37 yrs experience 37 year
Call (571) 687-7431 Book Appointment

Profile Summary

About Edward Marcellus Williamson at a glance

Edward Marcellus Williamson is a Partner based in Washington, District of Columbia, practicing at Latham & Watkins LLP. They have 37+ years of legal experience, licensed to practice since 1989. Their practice focuses on business, m&a, and health care. Admitted to practice in New York (1989) and District of Columbia (2000). Educated at New York University School of Law (J.D., 1988) and Columbia University (M.A. Swarthmore, 1986). Recognitions include Peer Reviewed. Serands clients in Washington, DC and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • Mr. Edward Marcellus Williamson is a lawyer practicing private equity, antitrust and competition, communications and 2 other areas of law
  • Edward received a M.A. degree from Columbia University in 1986, and has been licensed for 37 years
  • Edward practices at Latham & Watkins LLP in Washington, DC

Practice Areas Explained

Edward Marcellus Williamson's Areas of Practice

Each practice area below reflects the types of cases Edward Marcellus Williamson handles, with a brief overview of what that area of law covers.

Business & Corporate Law

Business attorneys advise founders and growing companies on entity formation, contracts, financing, M&A, and dispute resolution.

Edward Marcellus Williamson is one of 501,317 business attorneys indexed nationally. Browse business attorneys in District of Columbia →

Mergers & Acquisitions

Edward Marcellus Williamson is one of 49,731 m&a attorneys indexed nationally. Browse m&a attorneys in District of Columbia →

Health Care Law

Health care attorneys for HIPAA, Medicare, Medicaid, regulatory compliance, and medical licensing matters.

Edward Marcellus Williamson is one of 66,735 health care attorneys indexed nationally. Browse health care attorneys in District of Columbia →

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.

Looking for additional District of Columbia attorneys? Browse all attorneys in Washington or all attorneys in District of Columbia.

Frequently Asked

Common questions about Edward Marcellus Williamson

Where is Edward Marcellus Williamson's law office located?
Edward Marcellus Williamson's law practice is located in Washington, District of Columbia. The firm is Latham & Watkins LLP. You can contact the office directly through this profile page.
What practice areas does Edward Marcellus Williamson handle?
Edward Marcellus Williamson focuses on business, m&a, health care. Each practice area listed reflects experience handling cases of that type in District of Columbia.
How long has Edward Marcellus Williamson practiced law?
Edward Marcellus Williamson has 37+ years of legal experience and has been licensed since 1989.
Where did Edward Marcellus Williamson go to law school?
Edward Marcellus Williamson earned their education at (J.D., 1988); (M.A. Swarthmore, 1986).
How can I contact Edward Marcellus Williamson for a consultation?
You can contact Edward Marcellus Williamson 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 Edward Marcellus Williamson received?
Edward Marcellus Williamson's notable recognition includes: Peer Reviewed.

Education

J.D.
New York University School of Law
- 1988
M.A. Swarthmore
Columbia University
- 1986

Awards

Peer Reviewed

Bar Admissions

New York
Admitted: 1989
District of Columbia
Admitted: 2000

Reviews

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