Contact Us



AARST-NRPP Executive Director
Dallas Jones

@Dallas_RadonPro
director@aarst.org

NRPP Credentialing Coordinator
Christina Johnson

For questions concerning NRPP certification and renewals
certification@nrpp.info

NRPP Office Administrator/
Accreditation Specialist

Johnna McNamara

For questions concerning office relations,
policy and accounting items
administrator@aarst.org

NRPP Exam Coordinator
Marilyn Patrick

For questions about NRPP Certification Exams, continuing education
exams@nrpp.info

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