Energy, Regulatory, & Environmental


Douglas Cohen has practiced in the energy and environmental field since 1980, first at the U.S. Environmental Protection Agency, and then at the U.S. Department of Justice. Since 1988, Doug has been in private practice primarily representing developers, and manufacturing and industrial clients, financial institutions, and utilities.

Doug has experience in all areas of energy and environmental law, including utility and environmental litigation, utility and environmental permitting, environmental counseling, and the environmental implications of real estate and business transactions. In addition, Doug has experience in administrative hearings, practicing before the Connecticut Siting Council, the Connecticut Department of Environmental Protection, the Connecticut Department of Public Utility Control, Office of Health Care Access, and many local wetlands, planning, and zoning boards.

Doug is ranked in Chambers USA for Environment in Connecticut. The 2021 Guide states that he is "a world-class advocate with tremendous knowledge and personal skill…exceptionally good at driving a positive result for his clients," and has "the ability to manage his clients in a considerate and informed manner while coaching them through intricate regulatory processes, ultimately arriving at timely and well-founded solutions."



Brownfields redevelopment efforts, including the redevelopment of the Raymark Industries, Inc. superfund site in Stratford, Connecticut.

Assisting clients with the environmental and permitting implications of transactions involving large, multi-national corporations, as well as the environmental and permitting implications involved in acquisitions and divestitures under the new utility deregulation statutes.

Representing various national clients in environmental remediation efforts in New England and throughout the United States. These efforts include both remediation compelled by a Governmental entity and private party actions.

Counsel on Superfund matters for both large multi-national companies and smaller, de minimus parties.

Represents a manufacturing client in a Federal criminal environmental investigation under the Clean Water Act and the Resource Conservation Act.

Represented a major railroad car manufacturer in a successful precedent-setting litigation matter involving liability for environmental clean up.

Led Brown Rudnick’s efforts on an environmental and utility review of the acquisition of Dynegy, Inc. a major owner of power plants throughout the US.

Represented several large industrial clients in structuring and negotiating corporate transactions worth over $2 billion. These large transactions had significant environmental implications.

Represented a quasi-governmental entity in obtaining a permit for the expansion of its ash landfill.


George Washington University – J.D., 1980
State University of New York at Buffalo – B.A., magna cum laude, 1977

Bar Admissions

District of Columbia
Co-author, "The Forever Chemicals: The Ever-Evolving Regulatory Climate of Per- and Polyfluoroalkyl Substances (PFAS)," Chambers USA Guide (July 2021)
Speaking Engagements
Frequent lecturer on a wide range of environmental issues.
"Talkin’ PFAS with Our Friends at Brown Rudnick,” 3:12 - The HRP Podcast, HRP Associates, Inc. (June 2021)
Professional Affiliations
Connecticut Bar Association
American Bar Association
Awards and Honors
Chambers USA, Environment, Connecticut, 2007-2021
The Best Lawyers in America, Environmental Law, Litigation-Environmental, Energy Law, 1995-2021
Super Lawyers, Top Rated Environmental Attorney in Hartford, CT, 2006, 2009-2013, 2017-2019
New York Magazine, Leaders in the Law, Environmental Law, 2005, 2007
Community Involvement
Clerk, Brown Rudnick Charitable Foundation