G.M.D. Construction, Inc. is a radon mitigation provider based in Mt. Airy, MD, credentialed by NRPP; NRSB. Services listed on its website: Commercial / multifamily, Radon testing, Sub-slab depressurization, Sump pit sealing / suction.
Maryland
21771
United States
NRPP 100026-RMS (Michael J. Deitz; Radon Mitigation Specialist; expires January 31, 2027) | NRPP 107909-RMS (John Deitz; Radon Mitigation Specialist; expires February 28, 2027) | NRPP 108465-RMS (Wendy Rimbey; Radon Mitigation Specialist; expires February 29, 2028) | NRPP 109471-RMS (William Tyler Ransley; Radon Mitigation Specialist; expires January 31, 2028) | NRSB G248 (Michael J. Deitz; Radon Mitigation Specialist; expires 8/30/2027)
Commercial / multifamily; Radon testing; Sub-slab depressurization; Sump pit sealing / suction
https://nrpp.info/listings/bl-10783.html | https://nrpp.info/listings/bl-11945.html | https://nrpp.info/listings/bl-26.html | https://nrpp.info/listings/bl-9965.html | https://nrsb.org/find-a-pro/ (state=MD, certification=RRS)
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