Atty. David M. Williamson

Atty. David M. Williamson

David M. Williamson is a lawyer practicing environmental law, climate change, alternative dispute resolution and 3 other areas of law.

Washington Washington 29 yrs experience 29 year
Call (833) 434-4696 Book Appointment

Alternative Dispute Resolution & More Attorney · Serving Washington, DC · 29+ Years Experience

Profile Summary

About David M. Williamson at a Glance

David M. Williamson is a Counsel based in Washington, District of Columbia, practicing at Andrews Kurth Kenyon LLP. They have 29+ years of legal experience, licensed to practice since 1997. Their practice focuses on formation, securities, consumer, environmental, and adr. Admitted to practice in Rhode Island (1997), District of Columbia (1999), and New York (2006). Educated at Vermont Law School (J.D., 1997) and Vermont Law School (M.A., 1997). Active member of Rhode Island Bar Association District of Columbia Bar. Serves clients in Washington, DC and the surrounding metropolitan area.

Verified attorney profile · Updated November 2026

About David M. Williamson

  • David M. Williamson is a lawyer practicing environmental law, climate change, alternative dispute resolution and 3 other areas of law
  • David received a M.A. degree from Vermont Law School in 1997, and has been licensed for 29 years
  • David practices at Andrews Kurth Kenyon LLP in Washington, DC

Practice Areas Explained

David M. Williamson's Areas of Legal Practice

Each practice area below reflects the types of cases David M. Williamson handles, with a practical overview of what that area of law involves and how it may apply to your situation in Washington.

Business Formation in Washington

David M. Williamson is one of 35,326 formation attorneys indexed nationally. Browse formation attorneys in District of Columbia →

Securities Law in Washington

David M. Williamson is one of 64,075 securities attorneys indexed nationally. Browse securities attorneys in District of Columbia →

Consumer Protection in Washington

Consumer protection attorneys for fraud, lemon law, debt harassment, and deceptive trade practices.

David M. Williamson is one of 50,226 consumer attorneys indexed nationally. Browse consumer attorneys in District of Columbia →

Environmental Law in Washington

Environmental attorneys for regulatory compliance, contamination, land use, and natural resource law.

David M. Williamson is one of 55,977 environmental attorneys indexed nationally. Browse environmental attorneys in District of Columbia →

Mediation & Arbitration in Washington

Mediators and arbitrators for civil, commercial, family, and employment dispute resolution.

David M. Williamson is one of 73,315 adr attorneys indexed nationally. Browse adr attorneys in District of Columbia →

Jurisdictional Context

Why Local Counsel Matters in Washington

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 venue, 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.

Washington Courts and Legal Process

Choosing a Washington-based attorney means your counsel already knows the local docketing timelines, preferred filing formats, and how individual judges typically rule on procedural motions — details that only come from practicing in this jurisdiction day after day. That local familiarity can translate to better strategy, faster filings, and fewer costly surprises.

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

Frequently Asked

Common Questions About David M. Williamson

Where is David M. Williamson's law office located?
David M. Williamson's law practice is located in Washington, District of Columbia. The firm is Andrews Kurth Kenyon LLP. You can contact the office directly through this profile page.
What practice areas does David M. Williamson handle?
David M. Williamson focuses on formation, securities, consumer, environmental, adr. Each practice area listed reflects experience handling cases of that type in District of Columbia.
How long has David M. Williamson practiced law?
David M. Williamson has 29+ years of legal experience and has been licensed since 1997.
Where did David M. Williamson go to law school?
David M. Williamson earned their education at (J.D., 1997); (M.A., 1997).
How can I contact David M. Williamson for a consultation?
You can contact David M. 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.

Professional Profile

Why Clients in Washington Choose David M. Williamson

Selecting an attorney is one of the most consequential decisions you can make when a legal matter arises. Below are the core qualities that distinguish David M. Williamson's practice in the field of formation, securities, consumer, environmental, and adr.

Decade-Tested Legal Experience

David M. Williamson brings 29+ years of hands-on legal practice — enough to have navigated the recurring fact patterns, procedural traps, and negotiation dynamics that shape case outcomes.

Multi-State Bar Admission

Licensed in Rhode Island, District of Columbia, and New York, David M. Williamson can represent clients in cases that span state lines or require counsel in multiple jurisdictions.

Broad Practice Area Coverage

Covering formation, securities, and consumer, David M. Williamson can address the full spectrum of a client's legal needs without requiring referrals to separate specialists for each issue.

Local Presence in Washington

A Washington-based practice means David M. Williamson attends hearings in the same courthouses, knows the local clerks, and understands the unwritten scheduling norms that affect every case filed here.

Search Reference

How People Find David M. Williamson Online

Prospective clients searching for legal help in Washington commonly use a combination of the attorney's name and their specific legal need. The following search terms frequently lead people to this profile and to attorneys like David M. Williamson.

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If any of the above matches what you searched for, you've found the right profile. Use the contact options at the top of this page to get in touch with David M. Williamson directly.

Education & Law School Background

J.D.
Vermont Law School
- 1997
M.A.
Vermont Law School
- 1997

Bar Admissions & Licensed Jurisdictions

Rhode Island
Admitted: 1997
District of Columbia
Admitted: 1999
New York
Admitted: 2006

Client Reviews & Ratings — David M. Williamson

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