✓ NRSB Certified

NRSB Certified Radon Mitigation Providers

1 verified radon specialist holds the NRSB Certified credential. Authority for this field: NRPP / AARST.

Informational only. This page helps you find certified professionals. It is not medical, legal, or structural safety advice. For any health or safety hazard, consult a certified/licensed expert. See our verification methodology.

What is NRSB Certified?

The National Radon Safety Board (NRSB) is an independent certifying body for radon measurement and mitigation professionals, with its own examination and continuing-education program.

Why it matters

NRSB certification is recognized alongside NRPP by most state radon programs. Either credential confirms the contractor is trained and tested to a national standard rather than self-taught.

Every provider below is listed with their certifications shown as a trust signal. We cross-reference credentials against public registries where available — see our verification methodology.

NRSB Certified radon specialists

1 provider in our directory hold this credential. Contact details unlock when a provider claims their listing — until then you can compare credentials, services, and ratings.

Mobile Radon Diagnostics LLC

Cincinnati, Ohio

Free
4.7 (14 reviews)
✓ Ohio State Licensed Mitigation Specialist/Contractor/Tester✓ NRPP Certified✓ NRSB Certified

Mobile Radon Diagnostics LLC provides professional radon gas testing and mitigation services for homes and buildings in Ohio. With over 36 years of experience, they offer accurate testing and effective mitigation solutions using superior quality materials and workmanship. The company is state-licensed and nationally certified to ensure reliable radon reduction.

Contact details locked Claim this listing →

Other radon credentials

✓ NRPP Certified ✓ NRSB Certified ✓ AARST Member

NRSB Certified — frequently asked questions

What does the NRSB Certified credential mean?

The National Radon Safety Board (NRSB) is an independent certifying body for radon measurement and mitigation professionals, with its own examination and continuing-education program.

Why should I hire a NRSB Certified radon provider?

NRSB certification is recognized alongside NRPP by most state radon programs. Either credential confirms the contractor is trained and tested to a national standard rather than self-taught.

What radon level requires mitigation?

The EPA action level is 4.0 pCi/L. Mitigation is recommended at or above this; consider it between 2–4 pCi/L.

How much does radon mitigation cost?

Most residential systems run $800–$2,500, depending on home size, foundation type, and radon level.

Should the contractor be NRPP-certified?

Yes. NRPP or NRSB certification verifies the contractor is trained and tested to AARST standards. Every provider here is listed with their credential.

Compare credentialed radon pros

See every verified radon provider — filtered by the credentials that protect your home and family.

Browse the Radon directory Find a pro near you