Profile Completeness — 67%
Tri-State Radon Systems LLC Unclaimed
Tri-State Radon Systems LLC provides radon mitigation services for homeowners in Rhode Island and southern Massachusetts. It does not provide radon testing or water-radon system service or installation. Its technician is certified by the National Radon Proficiency Program (NRPP).
Credentials & Experience
- NRPP Certified Radon Mitigation Specialist, License No. 109748-RMS
- AARST member since 2018
- Rhode Island Contractor Registration No. GC-48555
- Rhode Island Contractor License No. RC00036
- Rhode Island Radon Supervisor License No. RMS00045
- Massachusetts Contractor Registration No. 208762
Coverage Area
Rhode Island and southern Massachusetts
Additional Details
- NRPP Certified Radon Mitigation Specialist
- Yes
- State Licensed
- Yes
- Liability Insurance
- Yes
- System Warranty
- 5
- Post-Mitigation Testing Included
- Yes
Location
Providence, RI
Listed on our Rhode Island page: we don’t have a city page for this business’s area yet.
Request a Quote from Tri-State Radon Systems LLC
Request sent
Your request has been sent to Tri-State Radon Systems LLC. They reply to your email directly; response times vary by provider.
There is no need to send this again. If you have not heard back in two business days, email us and we will chase it, or ask more providers in your area.
Something went wrong. Please try again.
Have you worked with this business? Leave a review
Leave a Review for Tri-State Radon Systems LLC
Review Submitted!
Thank you for your feedback. Your review will be published after verification.
Something went wrong. Please try again.
Sponsored
Want to appear above your competitors?
Get FeaturedPremium placement · Priority visibility · Sponsored badge
Radon mitigation contractor Resources
How Much Does a Radon Mitigation Contractor Cost? (2026 Pricing Guide)
Most homeowners pay $800–$1,500 for radon mitigation — see what drives costs up, how to spot a fair radon mitigation contractor quote, and why the post-test…
What to Expect When You Hire a Radon Mitigation Contractor (Step by Step)
Radon at 6.8 pCi/L? A radon mitigation contractor can fix it in one day — but check for NRPP certification and a written guarantee below 4 pCi/L first.
How to Choose a Radon Mitigation Contractor: What Nobody Tells You
No federal law requires radon mitigation contractor certification — anyone can do it. This checklist stops you from hiring the wrong one and paying twice.
Looking for more? Browse our full resource library or find radon mitigation contractors in other cities.
Stay Updated
Pricing data and tips for choosing a provider.
Free. Unsubscribe anytime.
Get a free quote from Tri-State Radon Systems LLC