1100 Jadwin Ave.
Suite 250
Richland, WA 99352

About Us

Freestone is driven by the belief that the firm’s services should be of exceptionally high quality, always delivered on time and competitively priced.

Steve Airhart and Dan Tyler are managing partners of Freestone Environmental Services, Inc. They have worked together for 20 years and draw upon their combined 60+ years of professional consulting experience with the environmental industry in solving technical and regulatory challenges. They work closely with clients to personally ensure performance of their projects. They direct a team of scientists and engineers with a broad range of expertise. Our staff members are talented, energetic, and solution-oriented. These professionals are dedicated to delivering the highest level of service to our clients. We share core values in promoting sustainable stewardship of our planet, and the well-being of our communities.

Our support teams are right where you need us!
  • Richland, Washington (Home Office)
  • St. Petersburg, Florida
  • Honolulu, Hawaii
  • Silver Spring, Maryland
  • Gloucester, Massachusetts
  • Ann Arbor, Michigan
  • Oak Harbor, Ohio
  • Seattle, Washington
  • Guam
  • Freestone : What's in a name? (click here to learn more!)