Get matched with top mold & toxic material testers in Redwood City, CA

"They were efficient, friendly and professional."

"Friendly and seemingly knowledgable. The lab results were the key for us."

"Very satisfied how quickly they came out and got the test results that evening."

"Bio 911 was fast and efficient. Explained every detail of the procedure. The air tests preformed at the conclusion of the remediation process were well within the zone for occupancy. Job well done by all participants."

"They were thorough and the lab report was easy to read and had detailed information about the analysis. I would recommend them and hire them again."

"Ariel from Golden Team Builders did a great job on my bathroom remodel. He was professional, punctual, and kept me informed throughout. The result was exactly what I wanted. I’d recommend him!"

"Needed mold gone from my shower ceiling ASAP, and WaveGuard knocked it out in a day. Vladimir was super fast and left the place spotless - totally saved me."

"The self-test product was as expected. The reports require additional research to interpret and understand, so seemed more targeted at professionals."

Professional testing for mold (CIE, CMRS CMC certified), bacteria (sewage spills), asbestos (CAC certification), lead-based paint (LRCIA certification) and chemical odors. Credentials and insured. Free telephone quote on your specific job. No products or services other than consulting. Additional Address: PO Box 12479 San Francisco, CA 94112.

We are an indoor environmental testing company with 15 years in the industry, we maintain an A+ rating with the better business bureau at all times, We do not perform mold abatement as it is a conflict of interest to perform both. We are ACAC certified, fully insured and we keep up with industry standards. We recommend only qualified licensed remediation companies to perform abatement. We are also Infra red certified level 1 We can infra red scan your entire home for hidden moisture, heat and air conditioning loss through openings and lack of insulation. We can also detect leaking or disconnected HVAC ducting in walls and ceilings.