LAWYER PROFILE
Seth v d H Cooley

Seth v d H Cooley

USA 2026

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Chambers ranking badge

Ranked in 1 practice area

Environment

Pennsylvania

7 years ranked

About

Provided by Duane Morris LLP

USA

Practice Areas

Mr. Cooley has handled complex environmental regulatory, litigation and transactional matters for more than three decades. His practice encompasses the representation of the workers compensation insurance rating bureaus. With respect to his environmental experience, Mr. Cooley represents clients in environmental matters arising under an array of federal and state programs including the federal Clean Air Act, Superfund, Clean Water Act, and Resource Conservation, Recovery Act and Oil and Gas programs. For more than 30 years, he has handled major matters for clients in the manufacturing, service, and financial sectors in environmental litigation, regulatory, and transactional matters. His diverse experience has included developing and leading cutting edge challenges to the national test methods for measuring opacity of air emissions, the categorization of fugitive emissions in the context of product storage, and the joint federal/state evaluation of a leading national underground storage tank tightness test method.

Career

Duane Morris LLP: Partner, 1994-present, Chair, Environmental Law Practice Group, 2000-present, Associate, 1984-1993

Professional Memberships

Greater Philadelphia Green Business Program, Co-founder; Pennsylvania Environmental Council, Board Member and Chair, Policy Committee; Philadelphia Bar Association; The Delaware Valley Environmental Inn of the American Inns of Court, Master

Personal

University of North Carolina at Chapel Hill, J.D., 1984; Rutgers College, B.A., 1980

Chambers Review

Provided by Chambers

Chambers Guide to the USA

Environment - Pennsylvania

Band 4
Band 4

Individual Editorial
Seth Cooley of Duane Morris LLP is an experienced environmental lawyer who works on compliance, transactional and contentious environmental matters.

Ranked Individuals at Duane Morris LLP (103)

California

California: San Diego

Delaware

District of Columbia

Florida

Georgia

Illinois

Maine

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