| Name | Contact | Address | City | State | Zip Code | Phone # | |
|---|---|---|---|---|---|---|---|
| Indicator Engineering | Pat Flanagan | 7511 Greenwood Ave N #605 | Seattle | WA | 98103 | (206) 651-5103 | pflanagan@indicatoreng.com |
| Watershed Science and Engineering Inc | Larry Karpack | 506 2nd Ave, Suite 2700 | Seattle | WA | 98104 | (206) 521-3000 | larry@watershedse.com |