#1
A House on a Rock Home Inspections
Richmond, VA
Google rating: 4.9 (1954 reviews)
Reviews: 1,954
Certifications: 1
Certifications
NRPP Measurement Professional
Services
TestingMeasurement
Best Radon Contractors in Richmond, Virginia (2026)
Ranked using real Google ratings, review counts, and certification data only.
Featured placement open
Want to be featured here? Get premium placement.
Reserve the sponsored slot for Richmond, Virginia and appear above the organic contractor list.
View profile
#2
Rva Radon LLC
Richmond, VA
Google rating: 5.0 (15 reviews)
Reviews: 15
Certifications: 1
Certifications
NRSB Mitigation Specialist
Services
radon mitigationMitigation
#3
Wharton Group, LLC
Richmond, VA
Google rating: No Google rating available
Reviews: 0
Certifications: 1
Certifications
NRSB Mitigation Specialist
Services
radon mitigationMitigation
#4
Partner Engineering and Science, Inc.
Richmond, VA
Google rating: No Google rating available
Reviews: 0
Certifications: 1
Certifications
NRPP Measurement Professional
Services
TestingMeasurement
#5
BBG Real Estate Services
Richmond, VA
Google rating: No Google rating available
Reviews: 0
Certifications: 2
Certifications
NRPP Measurement ProfessionalNRPP_MFM
Services
TestingMeasurementCommercial
#6
Commonwealth Environmental Assoc., INC.
Richmond, VA
Google rating: No Google rating available
Reviews: 0
Certifications: 2
Certifications
NRSB Mitigation SpecialistNRSB Reduction Specialist
Services
radon mitigationMitigation
#7
Robert A. Moffett
Richmond, VA
Google rating: No Google rating available
Reviews: 0
Certifications: 1
Certifications
NRPP Mitigation Specialist
Services
TestingNew Construction
#8
France Environmental INC.
Richmond, VA
Google rating: No Google rating available
Reviews: 0
Certifications: 1
Certifications
NRSB Mitigation Specialist
Services
radon mitigationMitigation
#9
Radon-ease INC.
Richmond, VA
Google rating: 4.2 (5 reviews)
Reviews: 5
Certifications: 1
Certifications
NRSB Mitigation Specialist
Services
radon mitigationMitigation
How We Rank Contractors in Richmond
Our ranking methodology is transparent and data-driven. Sponsored placements are clearly labeled and appear separately — they do not influence organic ranking position.
- Google rating — Higher average ratings rank higher. This reflects real customer satisfaction across verified Google Business profiles.
- Review volume — More reviews break ties between similar ratings. A 4.8 with 50 reviews outranks a 4.8 with 3 reviews because the signal is more reliable.
- Certification count — NRPP and NRSB certifications break remaining ties. More certifications indicate broader competency across mitigation, measurement, and specialized techniques.
- Data integrity — All ranking data comes from verified sources: Google Business API, NRPP/NRSB certification databases, and contractor websites. Template-generated or unverifiable data is excluded.
Read our full methodology for details on data sourcing, verification, and quality thresholds.
Related Pages
FAQ
Who is the best radon contractor in Richmond?
A House on a Rock Home Inspections is currently ranked #1 in Richmond based on Google rating, review volume, and certification count from our verified data sources.
How many radon contractors are in Richmond?
We currently list 9 radon contractors in Richmond, Virginia. 9 hold NRPP or NRSB certifications and 3 have Google reviews.
What should I look for when choosing a radon contractor?
Focus on strong ratings with meaningful review volume, current professional certifications (NRPP or NRSB), and clear service coverage for your home type. A good contractor will assess your specific foundation and provide a written scope that includes suction point count, pipe routing, fan specification, and post-mitigation testing.
How are these Richmond contractors ranked?
We rank contractors using a transparent, data-only methodology: Google rating first, review count second, and certification count third. Sponsored placements appear in a separate, clearly labeled section and do not influence organic ranking position. All ranking data comes from verified sources including Google Business profiles and national certification databases.
Should I get multiple quotes in Richmond?
Yes. With 9 contractors in Richmond, getting at least two written quotes is practical and recommended. Compare the number of suction points, fan model, pipe routing plan, warranty length, and whether post-mitigation testing is included. Price alone is not a reliable differentiator — system design matters more for long-term radon reduction.