| Business | Phone |
| K M Construction Svc 2751 Sw 314th St, Federal Way 98023 | (253) 874-4599 |
| Moore Engineering Consultants 1010 S 336th St 320, Federal Way 98003 | (253) 661-6890 |
| Nolten Roddy J & Assoc 1220 S 356th St A3, Federal Way 98003 | (253) 952-4892 |
| Roddy J Nolten & Assoc 1220 S 356th St A3, Federal Way 98003 | (253) 874-9323 |
| Structural Engineering Svc Federal Way 98003 | (253) 946-6024 |
| Lakota Treatment Plant 3203 Sw Dash Point Rd, Federal Way 98023 | (253) 927-7636 |