Alfa Air Agency , LLC
Licensed Professional: Katsiaryna Holder
At a Glance
About Alfa Air Agency , LLC
Katsiaryna Holder is a radon testing specialist in Clarksburg, Maryland, rated 4.9/5 on Google (49 reviews). Holds NRPP Radon Measurement Professional certification. Specializes in radon measurement and radon testing. Operating under Alfa Air Agency , LLC.
Credentials & Verification
NRPP Radon Measurement Professional License
Licensed for professional radon testing and measurement
Issuing Body
National Radon Proficiency Program (NRPP)
License Type
Professional License
Status
Current through July 2026Verified against GOOGLE_PLACES, NRPP, RADON_SITE public databases · Last checked April 2026 · Report incorrect information
Contact & Location
Compare Contractors
View all in Clarksburg →
Ben Lewis Plumbing
Clarksburg, MD
A TO Z INSPECTION SERVICES LLC
Clarksburg, MD
Target Radon
Aberdeen, MD
Harford Radon Consultants
Abingdon, MD
Not sure what you need?
Answer a few questions about your home and radon situation. We'll recommend whether you need testing, mitigation, or both.
Take the 90-Second AssessmentFree. No account required.
This listing has not been claimed by the business owner.
Are you the owner? Claim this listingCertification data sourced from NRPP/NRSB public databases. Verify current status directly with the contractor before hiring. FindRadonPros.com is a directory service and does not endorse or guarantee any contractor's work. Report incorrect information