#1
Frontline Fire & Flood
Tacoma, WA
Google rating: 4.9 (109 reviews)
Reviews: 109
Certifications: 0
Services
MitigationCommercialwater treatment
Best Radon Contractors in Tacoma, Washington (2026)
Ranked using real Google ratings, review counts, and certification data only.
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#2
TerraFirma
Tacoma, WA
Google rating: 4.7 (390 reviews)
Reviews: 390
Certifications: 0
Services
MitigationTestingCrawlspaceNew ConstructionCommercialvapor barriersump pump
#3
Crawl Pros
Tacoma, WA
Google rating: 4.6 (274 reviews)
Reviews: 274
Certifications: 0
Services
MitigationCrawlspaceCommercialvapor barrier
How We Rank
- Google rating: higher average ratings rank higher.
- Review count: more reviews break ties between similar ratings.
- Certification count: more certifications break ties after rating and review metrics.
- Verified data only: rankings are based on stored profile data, not manual edits or paid placement.
FAQ
Who is the best radon contractor in Tacoma?
Frontline Fire & Flood is currently ranked #1 in Tacoma based on Google rating, review volume, and certification count from our verified data sources.
How many radon contractors are in Tacoma?
We currently list 3 radon contractors in Tacoma, Washington.
What should I look for?
Focus on strong ratings with meaningful review volume, current professional certifications, and clear service coverage for your home type.