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Environmental Expert Witnesses

Creating a more just world, one environmental expert witness at a time.

Our environmental expert witnesses have helped make the air cleaner, forests more productive, energy grids smarter and the world a better place to live. ForensisGroup expert witnesses aren’t just industry experts. They’re the experts you want on your side. And only your side.

Experts in nearly every field of environmental including:

  • Air Quality

  • Ecology

  • Energy

  • Forestry/Arborist

  • Industrial Hygiene

  • Life Science

  • Mold Remediation

  • Premises Liability

Hire the best experts fast, before opposing counsel does.

Our commitment to knowing each expert witness and understanding what makes them perfect for your case has saved attorneys and clients time, money and untold sleepless nights. Let us connect you with thousands of fully-vetted experts in nearly every environmental discipline, ready to uncover the truth and help make your case.

You request an expert witness, we take care of every detail. No cost or obligation until retention.



Expert witnesses with experience in some of the world's largest, most complex legal actions.


Industry-leading expert witnesses referred in nearly every discipline.


From the top law firms and businesses to insurance companies, government entities, and consultants.

years in business

Got a complex, multi-disciplined, multi-expert case? We’ve been there and done that.



To begin consultation and recruiting.

ForensisGroup Expert Witness Logo
301 N. Lake Ave. Suite 420
Pasadena, CA 91101-5119
Expert Witness Disciplines