RTCA® – Radon Testing Corporation of America, Inc.

National Radon Safety Board

RTCA® Radon Laboratory ARL0001

RTCA® Tertiary Radon Chamber TRC5001

Andreas George, Radon Measurement Specialist SS3169

Nancy Bredhoff, Radon Measurement Specialist SS50

Dante Galan, Radon Measurement Specialist 10SS031

David Bredhoff, Radon Measurement Specialist 17SS044

California Dept of Health Services

RTCA® Radon Measurement Laboratory 106

Connecticut Dept of Public Health

RTCA® Environmental Laboratory PH-0327

Florida Dept of Health RTCA®

Radon Measurement Business RB1609

Illinois lEMA Division of Nuclear Safety

RTCA® Laboratory Analysis RNL2000201

Indiana Dept of Health

Andreas George Radon Laboratory Tester RTL232

Dante A Galan Radon Laboratory Tester RTL01004

Iowa Dept of Public Health

RTCA® Radon Analysis RNLAB10009

Kansas Dept of Health & Environment

RTCA® Radon Laboratory KS-LB-0009

Nancy Bredhoff, Radon Measurement Technician KS-MS-0111

Maine Dept of Health & Human Services

RTCA® Analysis radon in air & water TB02400C

Nebraska Dept of Health & Human Services

RTCA® Radon Measurement Business RMB-1080

Dante Galan, Radon Measurement Specialist RMS-263

New Jersey Dept of Environmental Protection

RTCA® Radon Measurement Business MEB90036

Andreas George, Radon Measurement Specialist MES11089

Dante Galan, Radon Measurement Specialist MES12913

New Jersey Dept of Environmental Protection

RTCA® Laboratory NY933

New York State Dept of Health – NELAP

RTCA® Radon Laboratory 10806

Ohio Dept of Health

RTCA® Radon Laboratory RL4

Pennsylvania Dept of Environmental Protection

RTCA® Radon Laboratory Analysis 346

Dante Galan, Laboratory Analysis Individual 2899

Rhode Island Dept of Health

RTCA® Radon Analytical Service CA00004

RTCA® Analytical Laboratory 118

West Virginia

RTCA® Radon Lab RL000229

RMCA – Radon Mitigation Corporation of America, Inc.

National Radon Safety Board

David Bredhoff, Radon Mitigation Specialist 18G006

Westchester Dept of Consumer Affairs

RMCA Home Improvement License WC-32763-H20

Putnam County Dept of Consumer Affairs

RMCA Home Improvement License PC3404

Rockland County Dept of Consumer Affairs

RMCA Home Improvement License H-18294

Yonkers Dept of Consumer Affairs

RMCA Home Improvement License 6846

Connecticut Dept of Consumer Affairs

RMCA Home Improvement License 600097

RTCA Training