Certified as a Radon Mitigation Specialist:
NRPP Certification #114885-RMS

Certified as a Radon Measurement Professional:
NRPP Certification #114197-RMP

AARST Member ID 8491

Certified through the MN Department of Health:
Single Family Mitigation
Multi Family Mitigation
Schools & Large Buildings Mitigation
Single Family Measurement
Multi Family Measurement
Schools & Large Buildings Measurement

Jellay Welder