| Business | Phone |
| Action Sports Media 351 Elliott Ave W, Seattle 98119 | (206) 287-9781 |
| One Reel Inc 1725 Westlake Ave N 202, Seattle 98109 | (206) 281-7788 |
| Events Northwest Po Box 55428, Seattle 98155 | (206) 973-4411 |
| Michael Campbell & Assoc 2604 1/2 3rd Ave, Seattle 98121 | (206) 443-3454 |
| Fete Special Events Seattle 98122 | (206) 324-2552 |
| Tpn-Production Network 1000 N Northlake Way, Seattle 98103 | (206) 545-8760 |
| Millenium Svc Group 900 1st Ave 205a, Seattle 98104 | (206) 652-9888 |
| Northwest Classics 85 S Washington St 205, Seattle 98104 | (206) 625-1338 |
| Playmakers 999 3rd Ave 2675, Seattle 98104 | (206) 386-8797 |
| Union Station 401 S Jackson St, Seattle 98104 | (206) 689-3378 |
| Sportsone National Seattle 98107 | (206) 783-3374 |
| Real Time Productions 324 9th Ave N, Seattle 98109 | (206) 264-7770 |
| Tokita Bethune Inc 701 1st Ave N 406, Seattle 98109 | (425) 746-3533 |
| Promotion Events 6310 Ne 74th St, Seattle 98115 | (206) 729-9972 |
| West Coast Entertainment 2705 California Ave Sw, Seattle 98116 | (206) 932-1670 |
| Red-Letter Day 2406 2nd Ave W, Seattle 98119 | (206) 691-9979 |
| Soloman Event Planning 6 W Howe St, Seattle 98119 | (206) 286-1032 |
| Workshop 1829 10th Ave W, Seattle 98119 | (206) 297-6801 |
| Two Downtown Ltd 2211 Elliott Ave, Seattle 98121 | (206) 441-0811 |
| Moving Legs 2127 N 186th St, Seattle 98133 | (206) 571-3388 |
| Qwestfield & Event Ctr 1000 Occidental Ave S, Seattle 98134 | (206) 381-7500 |
| Safeco Field 1250 1st Ave S, Seattle 98134 | (206) 346-4001 |
| Senok Management Group 126 S Spokane St, Seattle 98134 | (206) 838-5200 |
| Wells Register 4083 Ne 197th St, Seattle 98155 | (206) 783-5539 |
| Sonsational Events & Activity 18923 16th Ave S, Seattle 98188 | (206) 957-9002 |
| Ultimate Journeys 651 Strander Blvd 208, Seattle 98188 | (206) 267-2164 |
| Strategic Events & Fundraising 4039 21st Ave W 405, Seattle 98199 | (206) 352-3922 |
| Whistling Rabbits Events 2515 Montavista Pl W, Seattle 98199 | (206) 282-2695 |