Philadelphia County
Local NEHA certified Radon Measurement Specialists
Certified Radon Inspectors
NEHA Certified Radon Measurement Specialists
| Company | Inspector | Phone | City | County |
| EMSL Analytical, Inc | Garrett A. Ray | (800) 220-3675 | Cinnaminson | Burlington |
| DeBouno and Associates | Dr. James F. De Bouno Jr., PhD | (856) 985-0455 | Marlton | Burlington |
| WPB Enterprises, Inc | William Brodhead | (610) 346-8004 | Riegelsville | Bucks |
| Radon-Rid LLC | Marc Marino | (610) 222-2273 | Skippack | Montgomery |