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ERT is a San Francisco Bay Area environmental consulting and testing firm established in 1997, specializing in asbestos, mold, and lead-based paint inspections and material testing for homes and commercial buildings. They perform indoor air quality investigations and air sampling for contaminants such as radon, VOCs, formaldehyde, PM2.5, CO2/CO, asbestos, and mold, including PCB screening for demolition and AB 2370–compliant lead water testing for child care centers. Serving eight Bay Area counties, they also provide post-remediation clearance testing to verify safety before re-occupancy.
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