| Business | Phone |
| Business Service Ctr 1001 4th Ave 3200, Seattle 98154 | (206) 624-9188 |
| Hq Global Workplaces 1420 5th Ave 2200, Seattle 98101 | (206) 224-7245 |
| Hq Global Workplaces 601 Union St 4200, Seattle 98101 | (206) 652-3200 |
| Insignia International Inc 999 3rd Ave 3800, Seattle 98104 | (206) 521-9133 |