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RadonProsCertified Directory
Aerial neighborhood view in Ohio

Radon Pros in Ohio

47 contractors

EPA zone context: The majority of Ohio counties are Zone 1, particularly northeastern and central regions. Ohio has one of the most widespread radon problems in the US.

HR

Harner Radon Relief

Certified Professional

Licensed Provider: Evan Schmitt

Full Service•Ravenna, OH
MitigationTestingCrawlspaceCommercial
Certified RMS/RMPFree Estimates

Harner Radon Relief is a dedicated radon services company serving Ravenna, OH. Services include radon mitigation system installation, mitigation system design, radon testing, radon measurement. Works with basements, crawlspaces. Methods include heat recovery ventilation. Holds Certified Radon Mitigation Specialist and Certified Radon Measurement Professional certifications. Offers free estimates, financing options.

View Profile3302742390
OR

Ohio Radon Specialists

4.9 (60 Google reviews)

Identity Verified
Full Service•Reynoldsburg, OH
MitigationTestingCommercial
Free Estimates

Ohio Radon Specialists is a dedicated radon services company serving Reynoldsburg, OH. Services include radon testing, radon mitigation system installation. Works with slab foundations. Methods include sub-slab depressurization, heat recovery ventilation. Rated 4.9/5 on Google based on 60 reviews. Offers free estimates.

View Profile(614) 600-2122
Data provided by Google Maps

State Info

Radon levels vary house-to-house even in the same city. Testing your own home is the only reliable way to know your risk.

Radon mitigation cost in OhioRadon testing cost in Ohio

Popular Cities for Radon Mitigation in Ohio

Radon mitigation in Columbus, Ohio10 local contractors listedRadon mitigation in Cincinnati, Ohio7 local contractors listedRadon mitigation in Cleveland, Ohio2 local contractors listedRadon mitigation in Grove City, Ohio2 local contractors listedRadon mitigation in North Royalton, Ohio2 local contractors listedRadon mitigation in Plain City, Ohio2 local contractors listedRadon mitigation in Akron, Ohio1 local contractors listedRadon mitigation in Avon, Ohio1 local contractors listedRadon mitigation in Bay Village, Ohio1 local contractors listedRadon mitigation in Canton, Ohio1 local contractors listedRadon mitigation in Cleves, Ohio1 local contractors listedRadon mitigation in Dayton, Ohio1 local contractors listedRadon mitigation in Dublin, Ohio1 local contractors listedRadon mitigation in Fairfield, Ohio1 local contractors listedRadon mitigation in Fairview Park, Ohio1 local contractors listedRadon mitigation in Highland Heights, Ohio1 local contractors listedRadon mitigation in Lakewood, Ohio1 local contractors listedRadon mitigation in Liberty Township, Ohio1 local contractors listedRadon mitigation in Munroe Falls, Ohio1 local contractors listedRadon mitigation in Newport, Ohio1 local contractors listedRadon mitigation in North Olmsted, Ohio1 local contractors listedRadon mitigation in Parma, Ohio1 local contractors listedRadon mitigation in Ravenna, Ohio1 local contractors listedRadon mitigation in Reynoldsburg, Ohio1 local contractors listed

FAQ: Radon Mitigation in Ohio

Does Ohio require radon disclosure?

Yes. Ohio's residential property disclosure form includes a radon disclosure section. Sellers must disclose known test results.

How much does radon mitigation cost in Ohio?

Most homeowners in Ohio see mitigation quotes in the low-thousands, but the final cost depends on foundation type, fan location, and pipe routing complexity. A cost calculator can help you benchmark estimates before requesting bids.

Do I need radon testing in Ohio before hiring a contractor?

Yes. A valid short-term or long-term test is the fastest way to confirm if mitigation is needed and to scope the right system design.

What radon level is dangerous in Ohio?

EPA recommends action at 4.0 pCi/L, and many homeowners choose to reduce levels even below that threshold. The majority of Ohio counties are Zone 1, particularly northeastern and central regions. Ohio has one of the most widespread radon problems in the US. ZIP-level lookup tools are useful for local context, but home testing is still required.

How do I choose a certified radon contractor in Ohio?

Look for current NRPP or NRSB credentials, ask for post-mitigation test expectations, and confirm local compliance details. Ohio requires radon testers and mitigators to be licensed by the Ohio Department of Health.

State Resources for Ohio

Radon mitigation cost in Ohio

Estimate likely project pricing by foundation type and system complexity.

Radon testing guide for Ohio homes

Learn when and how to test, plus how to interpret pCi/L results.

Radon levels and EPA zones in Ohio

See how state-level risk varies and what zone maps can and cannot tell you.

ZIP-level radon risk in Ohio

Check projected local risk by ZIP code before you request quotes.