About Us

The wildlife and its habitat cannot speak, so we must and we will. - Theodore Roosevelt

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We are a nonprofit environmental law firm committed to saving marine wildlife by enforcing, strengthening, and developing protective laws, treaties, policies and practices worldwide.

Our core team consists of multiple attorneys supported by allies including scientific advisors, investigators, law school environmental programs, and government officials. We work together to effectively protect marine wildlife and habitats across the globe.

Core Team

Catherine Pruett, JD, MPA
Executive Director / Founder

Catherine Pruett co-founded Sea Shepherd Legal in 2014. Conversant in science, law and environmental policy, Catherine brings passion ...

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Brett Sommermeyer, JD, MPA
Legal Director / Founder

Brett Sommermeyer co-founded Sea Shepherd Legal in 2014. Coupled with a longstanding commitment to the protection of marine wildlife and ...

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Daniel Kachelriess, M.Sc.
Senior Policy Specialist

Daniel joined Sea Shepard Legal as Senior Policy Specialist in April 2020, bringing with him extensive experience in building capacity and ...

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Marco García León, LLB
Staff Attorney

Marco joined the Sea Shepherd Legal team as Staff Attorney in June 2020, in order to help improve protections for ...

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Board of Directors

Alex Cornelissen

Captain Alex Cornelissen has participated in more than 25 Sea Shepherd campaigns, including five trips down to the Antarctic to stop the ...

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Peter Hammarstedt

Born in Sweden, Peter joined Sea Shepherd as soon as he was old enough to submit an application. He is the Director of Campaigns for Sea ...

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Pritam Singh

Pritam Singh is an environmental and social activist, entrepreneur, philanthropist and engaged student of religion and philosophy. Pritam ...

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Catherine Pruett
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Brett Sommermeyer
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