LAWYER PROFILE
Sheila Slocum Hollis

Sheila Slocum Hollis

USA 2026

Chambers ranking badge
Chambers ranking badge

Ranked in 1 practice area

About

Provided by Duane Morris LLP

Practice Areas

Sheila Slocum Hollis is chair of the Washington, D.C. office, and was the office’s founding managing partner, as well as the founding practice group leader for the firm’s Energy, Environment and Resources Practice Group. She served on the firm’s Executive Committee for more than a decade and the Partners Board for 20 years. Ms. Hollis practices in the areas of energy transactional and regulatory law and international and administrative law before government agencies, Congress, state and Federal courts, and other entities. She focuses on domestic and international energy, water and environmental matters, representing governmental bodies, the power and natural gas industries, and other entities.

Professional Memberships

American Bar Association, Delegate, World Justice Project, The Hague (leader of a global movement to strengthen the rule of law for the development of communities of opportunity and equity); ABA Journal Board of Editors; Fellow, American College of Environmental Lawyers; Federal Bar Association; Energy Bar Association; Honorary Overseas Member, the Commercial Bar Association of England and Wales; International Bar Association; Life Member, American Law Institute; Women's Bar Association of DC; Women's Council on Energy and Environment; International Women's Forum; The District of Columbia Bar; Eastern Mineral Law Foundation; International Oil and Gas Law Center; Advisory Board, Public Utilities Fortnightly; ALI CLE Environmental Law Advisory Panel

Personal

University of Denver College of Law, J.D

Chambers Review

Provided by Chambers

Chambers Guide to the USA

Energy: Electricity (Regulatory & Litigation) - USA - Nationwide

Senior Statesperson
Senior Statespeople

Individual Editorial
Sheila Slocum Hollis of Duane Morris LLP is known for playing a key role providing high-level counsel to clients on a broad array of federal regulatory matters, drawing on her expertise as the first director of FERC's Office of Enforcement.

Ranked Individuals at Duane Morris LLP (103)

California

California: San Diego

Delaware

District of Columbia

Florida

Georgia

Illinois

Maine

What success is built on

Chambers is the leading data and intelligence partner for the legal sector.

Explore thought leadership