| Business | Phone |
| A Nelessen Assoc Northwest 101 Stewart St 200, Seattle 98101 | (206) 441-7579 |
| B G Pacific Inc 500 Union St, Seattle 98101 | (206) 623-6588 |
| Bartholomew Planning Group 2025 1st Ave 420, Seattle 98121 | (206) 728-1208 |
| Northwest Conservation 216 1st Ave S, Seattle 98104 | (206) 624-9635 |
| Burke Associates 2033 6th Ave # 220, Seattle 98121 | (206) 443-0446 |
| Business Plans Inc 600 1st Ave, Seattle 98104 | (206) 624-5989 |
| Dight Ruth Ann-Land Use 2549 11th Ave W, Seattle 98119 | (206) 283-9254 |
| Bucher Willis & Ratliff 2003 Western Ave, Seattle 98121 | (206) 448-2123 |
| Forma 107 Spring St # 200, Seattle 98104 | (206) 623-5386 |
| Ing Vera & Assoc 3124 Lakewood Ave S, Seattle 98144 | (206) 441-8372 |
| J G Stoloff Consultant 2222 Eastlake Ave E, Seattle 98102 | (206) 322-8252 |