![Peter Whitfield](https://assets-cdn.chambers.com/cdn-cgi/image/format=auto,fit=scale-down/https://media.chambers.com/individuals/3265569/37c79460-cf76-44e4-b6c5-95e99e233ff7/profile.png)
Peter Whitfield
USA Guide 2024
Band 5 : Environment
Share profile
Band 5
About
Provided by Peter Whitfield
Practice Areas
PETER WHITFIELD assists his clients with environmental issues prior to, during, and after project development and operation. He helps companies navigate citizen suits, enforcement actions, regulatory proceedings, and challenges to their environmental clearances. Peter also handles a variety of administrative litigation matters on behalf of clients. With over a decade of experience, Peter has extensive knowledge of the Clean Air Act, National Environmental Policy Act, Endangered Species Act, National Historic Preservation Act, Administrative Procedure Act, Marine Mammal Protection Act, Outer Continental Shelf Lands Act, and numerous other federal and state laws. Peter’s NEPA and regulatory practice is distinguished as he has represented clients on projects that are onshore, offshore, transboundary, and even in outer space.
Discover other Lawyers at
Sidley Austin LLP
California
![Mike Bettinger](https://assets-cdn.chambers.com/cdn-cgi/image/format=auto,fit=scale-down/https://media.chambers.com/individuals/3292180/b1aed6a3-bfd1-4f54-b7f4-df8a68ddd035/profile.png)
![Irene Yang](https://assets-cdn.chambers.com/cdn-cgi/image/format=auto,fit=scale-down/https://media.chambers.com/individuals/3292307/198e83e2-33e1-4f20-bdd3-685c2adf4df8/profile.png)
![Stephen Abreu](https://assets-cdn.chambers.com/cdn-cgi/image/format=auto,fit=scale-down/https://media.chambers.com/individuals/3277456/cecb2d6a-fcb8-41fb-ad1c-0685ddf4b1cf/profile.png)
![Thomas E Duley](https://assets-cdn.chambers.com/cdn-cgi/image/format=auto,fit=scale-down/https://media.chambers.com/individuals/3277402/0cd29a4e-5b16-4aeb-94e0-50017bcebd4f/profile.png)
![David R. Carpenter](https://assets-cdn.chambers.com/cdn-cgi/image/format=auto,fit=scale-down/https://media.chambers.com/individuals/3295351/cf3b715d-7feb-4df5-807d-1f948596ab28/profile.png)
![Collin Wedel](https://assets-cdn.chambers.com/cdn-cgi/image/format=auto,fit=scale-down/https://media.chambers.com/individuals/3295400/cdcf6e89-0cbc-4f1c-9520-1d93875cf0af/profile.png)
![Sara B. Brody](https://assets-cdn.chambers.com/cdn-cgi/image/format=auto,fit=scale-down/https://media.chambers.com/individuals/3193382/b8f267fc-b44f-46d6-b5ab-4329877619a2/profile.png)
![Jaime A Bartlett](https://assets-cdn.chambers.com/cdn-cgi/image/format=auto,fit=scale-down/https://media.chambers.com/individuals/3290003/e2d337ab-b5db-43c7-b177-4b7a1d334e10/profile.png)
![Dave Anderson](https://assets-cdn.chambers.com/cdn-cgi/image/format=auto,fit=scale-down/https://media.chambers.com/individuals/3293140/49cd6e21-1ad3-4a19-9b83-47217c83fd00/profile.png)
![Douglas A Axel](https://assets-cdn.chambers.com/cdn-cgi/image/format=auto,fit=scale-down/https://media.chambers.com/individuals/3293132/0bd013f0-f392-41e9-bd28-4ea6f6d59c44/profile.png)
![Ellyce R Cooper](https://assets-cdn.chambers.com/cdn-cgi/image/format=auto,fit=scale-down/https://media.chambers.com/individuals/3293193/7384a3d6-1c00-49cb-9c2a-826c93b72f9a/profile.png)
![Sheila Armbrust](https://assets-cdn.chambers.com/cdn-cgi/image/format=auto,fit=scale-down/https://media.chambers.com/individuals/3311736/772cf9cd-4da8-497c-80da-901cc2c5bdad/profile.png)