LAWYER PROFILE
Marc Campopiano

Marc Campopiano

USA 2026

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Ranked in 1 practice area

About

Provided by Ashurst Perkins Coie – London, New York, Seattle, Sydney

USA

Practice Areas

Marc Campopiano has extensive experience in obtaining governmental approvals and ensuring environmental compliance for major energy, infrastructure, and land use matters. Marc has particular expertise with matters involving complex climate change, air quality, and land use issues. He represents real estate developers, energy companies, and utilities on a range of projects, including major residential and commercial development, renewable and traditional power generation, transmission lines, gas storage facilities, and cleantech development.

Marc parlays his strong environmental background with legal experience to deliver specialized representation on matters where technical and legal issues can be closely intertwined. He has a Masters of Environmental Science and Management and previously worked as an environmental consultant evaluating power plants, transmission lines, and other major projects under the California Environmental Quality Act (CEQA) and the National Environmental Policy Act (NEPA).

Marc has particular experience in matters related to energy, climate change, land use, air quality, health risk assessments, and biological impacts. He frequently advises clients on requirements under the Endangered Species Act, Migratory Bird Treaty Act, National Historic Preservation Act, Clean Air Act, and Clean Water Act.

Marc formerly served as Local Chair of the Environment, Land & Resources Department in the Orange County office.

Chambers Review

Provided by Chambers

Chambers Guide to the USA

Energy: State Regulatory & Litigation - California

Band 3
Band 3

Individual Editorial
Marc Campopiano is commended for his expertise in matters affecting residential and community power generation projects. He regularly appears before the CPUC and other government agencies, guiding clients through approval proceedings and managing energy regulatory compliance.

Ranked Individuals at Ashurst Perkins Coie – London, New York, Seattle, Sydney (218)

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California

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