Radon Contractors in New Haven, CT

9 radon mitigation and testing specialists serving New Haven and the surrounding area — residential and commercial properties.

EPA action level: 4 pCi/L · NRPP/NRSB certified professionals · Residential & commercial radon services

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Advanced Radon Services

10 Shannon Rd, Hardwick Township, NJ 07825, USA

5.0(119 reviews)

(908) 460-9024

Bender Inspection Services, LLC

131 Bender Rd, Hamden, CT 06518, USA

5.0(420 reviews)

(203) 376-1095

Green Restoration of New Haven

38 Crown St, New Haven, CT 06510, USA

5.0(10 reviews)

(833) 833-3637

CT Asbestos Contracting LLC

47 Ashland Pl, New Haven, CT 06513, USA

5.0(43 reviews)

(203) 589-4340

Nutmeg Mold Inspection

1 Long Wharf Dr, New Haven, CT 06511, USA

5.0(15 reviews)

(860) 609-9489

Schaefer Inspection Service, Inc.

1 Bradley Rd #701, Woodbridge, CT 06525, USA

4.9(1,329 reviews)

(203) 387-2131

Reliance Environmental, LLC

140 Captain Thomas Blvd, West Haven, CT 06516, USA

4.8(71 reviews)

(203) 464-1152

BioClean

88 Farwell St, West Haven, CT 06516, USA

4.7(76 reviews)

(203) 283-3912

SERVPRO of New Haven

240 Sargent Dr unit 1a, New Haven, CT 06511, USA

4.6(105 reviews)

(203) 263-1022

Commercial Radon Services in New Haven, CT

Radon is not just a residential concern. Office buildings, schools, warehouses, retail centers, and multi-family complexes in New Haven are all subject to radon intrusion through concrete slabs, block foundations, and crawl spaces. Commercial radon mitigation in New Havenfollows EPA large-building protocols, requires certified measurement professionals, and involves mitigation systems scaled to the property's square footage and occupancy type.

Commercial Testing

Multi-point alpha track or continuous electronic monitor deployment across all occupied zones per EPA large-building protocol. Required for OSHA compliance and real estate due diligence in New Haven.

Commercial Mitigation

Sub-slab depressurization systems, crawl space encapsulation, and HVAC-integrated ventilation upgrades sized for commercial square footage. New Haven contractors handle buildings from small suites to large industrial properties.

Monitoring & Certification

Post-mitigation verification, ongoing radon monitoring systems, and certification documentation for property managers, lenders, and insurers in New Haven and the surrounding CT region.

Commercial Radon FAQ — New Haven

What is commercial radon mitigation in New Haven?
Commercial radon mitigation in New Haven involves installing sub-slab depressurization systems, crawl space encapsulation, and ventilation upgrades in office buildings, warehouses, schools, retail spaces, and multi-family units. Commercial systems are scaled to the building's square footage and HVAC layout — they differ significantly from residential systems in design, permitting, and ongoing monitoring requirements.
How is commercial radon testing different from residential testing?
Commercial radon testing in New Haven, CT typically follows EPA protocols for large buildings (EPA 402-K-93-001), which require multiple test devices per floor and longer measurement periods than home tests. Certified radon measurement professionals deploy long-term alpha track detectors or continuous electronic monitors across all occupied and sub-occupied zones.
Which New Haven radon contractors handle commercial buildings?
Several radon contractors serving New Haven hold NRPP or NRSB commercial certifications for large-structure mitigation and testing. Contact the specialists listed on this page to confirm commercial service availability, as some firms specialize exclusively in residential properties.
What radon level triggers mitigation in a commercial building?
OSHA and the EPA both recommend action at or above 4 pCi/L for occupied commercial and industrial spaces. Many New Haven property managers choose to mitigate at 2–3 pCi/L to stay well below regulatory thresholds and reduce liability exposure. Schools and healthcare facilities often target sub-2 pCi/L levels.
How much does commercial radon mitigation cost in New Haven?
Commercial radon mitigation systems in New Haven typically range from $1,500 for small retail suites to $25,000+ for large industrial or multi-story buildings. Cost depends on slab area, number of sub-slab suction points, existing HVAC infrastructure, and post-mitigation verification testing. Request quotes from multiple licensed contractors listed on this page.

Need commercial radon mitigation or testing in New Haven? Contact the certified specialists listed above. Confirm commercial availability when scheduling — some contractors serve residential clients only.