Gregory A. Clark

Washington,  DC  U.S.A.

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Experience & Credentials

Practice Areas

  • Biotechnology
  • Chemical Control
  • Pesticides
  • Environmental
  • Fuels
University James Madison University, B.S., magna cum laude, 2005
Law SchoolUniversity of Virginia, J.D., 2010
Admitted2010, Virginia; District of Columbia

Gregory Clark joined Keller and Heckman in 2010. He practices in the area of environmental law.

While in law school, Mr. Clark served as an articles editor for the Virginia Journal of Law and Technology. Prior to law school, Mr. Clark worked as an EPA contractor, primarily for the Water Security Division in the Office of Groundwater and Drinking Water. In this arena, Mr. Clark worked on validation of molecular biology and microbiology methods and on emergency preparedness. He led development of what is now EPA's Water Laboratory Alliance Response Plan, which was developed to aid laboratories in responding collaboratively on a regional scale to natural, intentional, and unintentional water contamination incidents.


Jan 01, 2014 Microbial Products of Biotechnology
Oct 04, 2013 What is California Up To? - The Initial List of Candidate Chemicals is Published
May 22, 2013 Summary - Chemical Safety Improvement Act of 2013
Nov 06, 2012 Environmental Business Alert
Oct 10, 2012 Environmental Business Alert
Sep 24, 2012 Fuels Alert
Sep 11, 2012 Environmental Business Alert
Aug 17, 2012 Environmental Business Alert
Aug 02, 2012 Environmental Business Alert
Jun 25, 2012 Environmental Business Alert
May 31, 2012 Environmental Alert
Apr 03, 2012 Environmental Business Alert
Mar 16, 2012 Environmental Business Alert
Feb 29, 2012 Environmental Business Alert
Feb 02, 2012 Environmental Business Alert
Dec 12, 2011 State Testing of Single-Use Shopping and Mailing Bags for Lead and Cadmium Imminent
Nov 21, 2011 Senate Holds Hearing on Safe Chemicals Act of 2011 - November 17, 2011
Oct 31, 2011 TSCA Enforcement to Focus on Section 5, Economic Benefit Recovery
Aug 15, 2011 Significant Variability Found in Toxics in Packaging Compliance Verification Testing
Aug 02, 2011 June 2011 National Academies Meeting On Sustainable Development of Algal Biofuels Highlights Water Consumption at Commercial Scale
Jan 11, 2011 Jan. 31: Notification Deadline under TSCA Polymer Exemption
Greg Clark Authors an Article in Above Ground Level Magazine

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Office Information

Gregory A. Clark

Suite 500 West, 1001 G Street, N.W.
WashingtonDC 20001


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