M.A.R.S. Environmental

M.A.R.S. Environmental provides indoor air quality testing and remediation from Broomfield, with radon testing and mitigation among its core services alongside mold, asbestos, lead-based paint, smoke and soot and methamphetamine work. It has a dedicated commercial radon service as well as residential work, and serves Colorado, Wyoming and Nebraska. The company has more than 20 years of experience and is fully insured. A builder says it tests every basement remodel for radon and mitigates when necessary, and another customer describes a tricky radon mitigation job on an old house, which the team handled start to finish, as a positive experience. Rated 4.9 from 103 Google reviews, 100 of them five stars. Its other services include testing for VOCs and formaldehyde, allergen testing and post-fire soot and smoke cleanup.