Testmark Laboratories

Testmark Laboratories is a contractor based in Mississauga, ON, specializing in environmental testing, air testing, arson and forensic testing, site remediation and monitoring, drinking water and wastewater testing, fish tissue and biota testing, transformer oil testing, TCLP and SPLP testing, toxicology testing, pH stabilization testing, mercury and methylmercury testing, microbiological testing, PFAS testing, Ra226 testing, industrial hygiene testing, mining and exploration testing, municipal services testing, power generation testing, pulp and paper testing, wine and spirits testing, cosmetics testing, soil testing, sediment testing, groundwater testing, waste testing, biosolid process and product testing, sewer-use bylaw analysis. They serve clients across Kirkland Lake, Mississauga, Thompson, Thunder Bay, Timmins. View their full service record, verified certifications, and contact details below — or use the form to request a free quote.

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