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OnSite Environmental Inc. (OnSite), is a full service environmental laboratory that has been providing analytical testing services since 1992. We specialize in the chemical analyses of soil, sediment, water, air, and hazardous waste samples.

Our laboratory facility and offices are located in Redmond, Washington.

Experience

OnSite provides analytical testing and consultation services to industry, engineering consultants, and government agencies in support of monitoring programs, site assessments, remedial investigations, and contamination characterization. OnSite's staff of qualified chemists, technicians, and support personnel are well versed in the field of environmental analytical chemistry and are experienced in environmental and hazardous waste analyses using EPA and state-defined analytical protocols.

Business Designation

Holiday Closures

Please note that OnSite will be closing at 3:00pm on Christmas Eve. We will be closed on Christmas and on the 26th. We will also be closed on January 1st and 2nd.

Please contact the lab to discuss sample pick-up or rush turnaround of samples.

OnSite Environmental Inc. is a Certified Minority Business Enterprise (MBE) in the State of Washington. Our certification number is M3M0010381. We are also designated as a Disadvantaged Business Enterprise (DBE). Our certification number is D3M0010381.

MBE/DBE certification letter (View PDF Document)