| Business | Phone |
| Certified Inspection Svc 1704 S 341st Pl W5, Federal Way 98003 | (253) 927-0626 |
| Nowicki & Assoc 33516 9th Ave S 6, Federal Way 98003 | (253) 927-5233 |
| Orion Environmental Laboratory 34004 9th Ave S A5, Federal Way 98003 | (253) 952-6717 |
| Orion Environmental Svc Federal Way 98003 | (253) 874-8118 |