Teklab, Inc. is a full-service environmental testing laboratory. Established in 1982, Teklab, Inc. specializes in drinking wa ... ter, groundwater, wastewater, sludge, soil, oil, and special waste testing. We serve a variety of industries including industrial, engineering and municipal. We have acquired National and State certifications and are a member of many associations and societies. We recommend that you use a NELAP accredited lab for all of your testing needs. read more