| Business | Phone |
| Boardman Design 35 Pleasant St, Cambridge 2139 | (617) 661-8731 |
| Michael Vanvalkenburgh Assoc 231 Concord Ave, Cambridge 2138 | (617) 864-2076 |
| Francis Fox Spinks Assoc 17b Bigelow St, Cambridge 2139 | (617) 547-8755 |
| Mediterranean Garden Design 69 Grozier Rd, Cambridge 2138 | (617) 441-3104 |
| Melina Hyland Design Group 173 Pleasant St # 103, Cambridge 2139 | (617) 491-2900 |
| Martha Schwartz Inc 147 Sherman St, Cambridge 2140 | (617) 661-8141 |
| Gregory Lombardi Design 2235 Massachusetts Ave, Cambridge 2140 | (617) 492-2808 |
| Carroll Willamson Landscape 700 Massachusetts Ave # 4, Cambridge 2139 | (617) 868-7485 |
| Ryan Associates 147 Sherman St, Cambridge 2140 | (781) 641-2062 |
| Samuel H Williamson Assoc 33 Richdale Ave, Cambridge 2140 | (617) 547-4118 |
| Rick Lamb Assoc 33 Athens St, Cambridge 2138 | (617) 868-1939 |
| Pressley Associate 432 Columbia St # 27, Cambridge 2141 | (617) 491-5300 |
| Cortes Associates 25 Newell St, Cambridge 2140 | (617) 868-7900 |
| David Szlag Assoc 74 Ellery St, Cambridge 2138 | (617) 492-5025 |
| Didricks 190 Concord Ave, Cambridge 2138 | (617) 354-5700 |
| Elena Saporta Landscape Arctct 25 Mount Auburn St # 400, Cambridge 2138 | (617) 547-1177 |
| Hargreaves Associates 118 Magazine St, Cambridge 2139 | (617) 661-0070 |
| Jean Brooks Landscape 875 Main St # 5, Cambridge 2139 | (617) 354-0643 |