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.

Radon Mitigation in Holmen, Wisconsin

2 verified radon specialists serving Holmen. Every listing shows the credentials we verified.

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.

Typical cost in Holmen

$800–$2,500

Credentials to expect

NRPP Certified, NRSB Certified, AARST Member

Key fact

Radon causes ~21,000 lung-cancer deaths per year in the U.S. (EPA).

Radon specialists in Holmen

2 listings

Radon Service Plus

Holmen, Wisconsin

Featured

5 (5 reviews)

✓ AARST NRPP Registered Radon Mitigation Contractor✓ AARST Licensed✓ State Licensed

Radon Service Plus, LLC is a licensed and insured leader in Radon Mitigation in the Coulee Region, assisting contractors, real estate professionals, and the general public to assess radon threats in buildings, homes, and businesses, then develop and install mitigation systems to ensure health and safety.

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All-Star Basements / All-Star Radon

Holmen, Wisconsin

Free

✓ NRPP✓ Wisconsin State Licensed

All-Star Basements / All-Star Radon is a radon and basement services company based in Holmen, Wisconsin. The company is represented by Lincoln Stellner, a credentialed professional listed in the Wisconsin section of the National Radon Proficiency Program directory maintained by AARST. Professionals appearing in this directory have demonstrated their knowledge and capability by passing a national competency exam, complete regular continuing education requirements, submit proof of satisfactory proficiency demonstrations, follow a rigorous quality assurance plan, and adhere to a strict code of ethics. All-Star Basements / All-Star Radon holds both NRPP certification and Wisconsin state licensing, covering radon measurement and radon mitigation services. The company serves the Holmen, Wisconsin area and surrounding communities in the La Crosse region of western Wisconsin. Their dual focus on basement services and radon remediation positions them as a comprehensive resource for homeowners concerned about both structural and indoor air quality issues related to radon gas exposure.

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Radon Mitigation in Holmen — FAQ

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.

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