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The Steep Hill laboratory in Seattle, Washington was our third testing and research facility. We are a fully licensed I-502 testing facility, with state of the art equipment, and the best testing methodology in the industry.

Steep Hill is expanding and proud to offer comprehensive cannabis testing across a network of laboratories that connect six U.S. states.

Explore a Steep Hill License Opportunity

720 Industry Drive

Tukwila, WA, 98188

+1 (253) 277-8936

HOURS OF OPERATION

Monday: 9am - 5pm

Tuesday: 9am - 5pm

Wednesday: 9am - 5pm

Thursday: 9am - 5pm

Friday: 9am - 5pm

Saturday: closed

Sunday: closed