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Professional Association

The American Association of Radon Scientists and Technologists (AARST) is a nonprofit, trade organization dedicated to the highest standards of excellence and the ethical performance of radon measurement, radon mitigation and knowledge transfer… Learn More

Certification Program

NRPP is recognized as the leading certification program for radon professionals, requiring bi-annual documentation of competence, expertise and performance to demonstrate skill, knowledge and professionalism. Always hire an NRPP Certified Radon Measurement or Mitigation Professional… Learn More

Become an AARST Member

Service professionals, scientists, researchers and public officials have all joined forces with the shared goal of reducing radon and saving lives.

Find an NRPP Certified Pro

NRPP has nearly 3000 certified professionals qualified in radon field measurement, radon mitigation and laboratory analysis.