| Business | Phone |
| Allaire Corp 1 Alewife Ctr, Cambridge 2140 | (617) 761-2000 |
| Strat-X Intl 222 3rd St # 3210, Cambridge 2142 | (617) 494-8282 |
| Murphy Advisory Group 1030 Massachusetts Ave # 3, Cambridge 2138 | (617) 576-7507 |
| Four Mangos 675 Massachusetts Ave, Cambridge 2139 | (617) 576-5400 |
| Simon Kucher & Partners 1 Canal Park, Cambridge 2141 | (617) 576-2750 |
| Mathematica Policy Research 955 Massachusetts Ave, Cambridge 2139 | (617) 491-7900 |
| Catalina Marketing Corp 49 White St, Cambridge 2140 | (617) 876-2861 |
| City Square Assoc 875 Main St, Cambridge 2139 | (617) 441-7733 |
| Research International 955 Massachusetts Ave # 800, Cambridge 2139 | (617) 661-0110 |
| Publishers Communication Group 875 Massachusetts Ave # 7, Cambridge 2139 | (617) 497-6514 |
| Nomemon 25 1/2 Grant St, Cambridge 2138 | (617) 864-3113 |
| Harrington Co 1 Kendall Sq, Cambridge 2139 | (617) 494-0110 |
| Image Ink 1619 Massachusetts Ave, Cambridge 2138 | (617) 868-5123 |