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Certifying radon professionals for over 20 years!

NRSB certification is formal recognition of professional excellence based on qualifications, high ethical standards, and continuing education in radon services.

In today’s competitive environment, industry training providers and industry professionals need to be recognized for their knowledge and expertise.

We believe that the quality of the nation’s radon programs depends upon confidence in the integrity of its’ certification process. The National Radon Safety Board (NRSB) stands alone in its’ ability to provide this confidence.

The NRSB provides recognizable conformance to quality and confidence in the radon industry.

Providing Certification Services for Radon Professionals

For Professionals


How To Get Certified

Learn more about getting certified with the NRSB.
Certification is the mark of excellence!
Learn More »


Renew Your Certification

Its simple!
NRSB approved CE courses will only be accepted.
Check here for information on renewing »

For Consumers


Frequently Asked Questions

Have questions about radon?
Check out this page to find the answers.
Get Answers »


Find a Professional

Find a NRSB certified professional in your area.
Our database is updated frequently.
Search Now »


Approved Courses
Approved Courses

When fulfilling your CEU’s make sure you take
courses that are NRSB approved. View the courses here » 

Check our site for upcoming events, conferences, symposiums and more! These events may count as CE credits. Don’t miss out on networking and education.


New & Noteworthy

CEUs or Initial Training in Durham, NC
CEUs or Initial Training in Durham, NC
INSPECT 2019 Home Inspector’s Conference Durham – Research Triangle, NC Pre-Conference Events February 27 and 28, 2019 Continuing Education March 1 and 2, 2019 Sponsored by NCLHIA NRSB certified professionals…
National Radon Action Month 2019
National Radon Action Month 2019
The U.S. Environmental Protection Agency (EPA) has designated January as National Radon Action Month. EPA and the U.S. Surgeon General urge everyone to protect their health by testing the indoor…
Upcoming Continuing Education Course Locations (PA, CA, MN)
Upcoming Continuing Education Course Locations (PA, CA, MN)
Live in the surrounding areas of PA, CA or MN? Some NRSB approved courses are coming to your area. See the below information. #1 RADON TESTER, LLC: January 19th, 2019…