#1
Daniel Quarles
Germantown, MD
Google rating: No Google rating available
Reviews: 0
Certifications: 4
Certifications
NRSB CertifiedNRSB:RMT:24RMT015NRSB:RMT:25MT010NRSB:RMS:23MS068
Services
TestingNew Construction
Best Radon Contractors in Germantown, Maryland (2026)
Ranked using real Google ratings, review counts, and certification data only.
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#2
Edouard E Kreitmann
Germantown, MD
Google rating: No Google rating available
Reviews: 0
Certifications: 1
Certifications
NRPP Mitigation Specialist
Services
TestingCrawlspaceCommercialvapor barrier
#3
Marcel Jares
Germantown, MD
Google rating: No Google rating available
Reviews: 0
Certifications: 1
Certifications
NRPP Measurement Professional
Services
TestingCommercial
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 Germantown?
Daniel Quarles is currently ranked #1 in Germantown based on Google rating, review volume, and certification count from our verified data sources.
How many radon contractors are in Germantown?
We currently list 3 radon contractors in Germantown, Maryland.
What should I look for?
Focus on strong ratings with meaningful review volume, current professional certifications, and clear service coverage for your home type.