Hawaii County
Local NEHA certified Radon Measurement Specialists
Certified Radon Inspectors
NEHA Certified Radon Measurement Specialists
| Company | Inspector | Phone | City | County |
| Critchfield Pacific, Inc | Jim Grimm | (808) 853-2000 | Honolulu | Honolulu |
| ENPRO Environmental | Randy Herold | (808) 262-0909 | Kailua | Honolulu |
| Hawaii International Environmental Services, Inc | William Randall | (808) 263-4787 | Kailua | Honolulu |
| Derek Y. Yasaka | (808) 596-4688 | Mililani | Honolulu |