David A. Colson

Squire Patton Boggs

David practices in assisting governments in addressing maritime boundary issues, including in the Middle East, African, and Latin American regions. He has provided international petroleum companies with advice in the same regard.

Before joining the Firm, David served as of counsel at a leading international law firm, a position preceded by a career in the U.S. Department of State. After service in the Department’s Legal Advisers Office, he was the deputy assistant secretary for oceans – with rank of ambassador from 1991.

During his career in federal government, he was deputy agent for the United States in the World Court case with Canada to determine the maritime boundary in the Gulf of Maine/Georges Bank area, and was responsible for the oversight of the US maritime boundary program. Prior to service in the US federal government, David served in the U.S. Peace Corps and the Marine Corps.


  • University of California at Berkeley, Boalt Hall School of Law, J.D., 1975
  • California State University, East Bay, B.A., 1966


Rate : $$$

What types of cases Attorney David A. Colson & Squire Patton Boggs can handle?
Squire Patton Boggs can handle cases related to laws concerning International Law, Admiralty & Maritime. We manually verify each attorney’s practice areas before approving their profiles and reviews on our website.
Where is Squire Patton Boggs located?
Squire Patton Boggs is located at 2550 M St NW, Washington, DC 20037, USA. You can reach out to Squire Patton Boggs using their phone line 202 457 6348. You can also check their website squirepattonboggs.com.
How much would it cost to hire Squire Patton Boggs?
David A. Colson lawyer charges are specific to each case. However, they work with contingency fees and its ranges from $$ to $$$. They also provide free consultation [and no obligation quotes] if you are interested to hire.
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Squire Patton Boggs
M Street Northwest 2550
Washington 20037 DC US
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