
Gibson, Dunn & Crutcher LLP is a powerhouse in high-stakes environmental litigation and enforcement, specializing in complex civil and criminal cases with significant corporate risks. It has achieved numerous victories for global corporations, excelling in trial strategies, dispositive motions, favorable settlements, and appellate decisions. It is also a frontrunner in climate change litigation, handling cases involving greenhouse gas emissions with an innovative approach. Alongside litigation, it offers environmental diligence, compliance, and regulatory advice, working seamlessly with other practices like White Collar and Energy Regulatory. Stacie B. Fletcher is recognized as a top environmental lawyer, with significant successes in high-profile enforcement cases involving the U.S. EPA, state agencies, and major corporations. Daniel Nelson , a nationally recognized litigator, is known for his strong track record in complex environmental, mass tort, class action, and antitrust cases. Both work from the Washington, DC. office. Patrick W. Dennis , based in Los Angeles, is a highly regarded environmental attorney with expertise across industries like manufacturing, energy, aerospace, and oil and gas.
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Accolades
Client satisfaction
Key clients
- The Boeing Company
- eBay
- Daimler AG (n/k/a Mercedes-Benz Group AG) and Mercedes-Benz USA
- Chevron
- Marathon Petroleum
- Matador Resources
- Delta Airlines
- 3M Company
- Quemetco
- General Electric
Lawyers
Hall of fame
The lawyers at the very top of the profession, widely known and respected by peers and clients for their longstanding involvement in market-leading work.

Leading partners
The strongest partners in their field, leading on market-leading deals and endorsed by peers and clients alike.
Practice head
Stacie B. Fletcher; Daniel W. Nelson
Other key lawyers
Patrick W Dennis