| Business | Phone |
| Venture Lab 36 Hawthorne St, Cambridge 2138 | (617) 576-1800 |
| Emsl Inc 432 Columbia St # 15a, Cambridge 2141 | (617) 225-6959 |
| Spectroscopy Laboratory 77 Massachusetts Ave # 6014, Cambridge 2139 | (617) 253-7700 |
| Francis Bitter Magnet Lab 170 Albany St, Cambridge 2139 | (617) 253-5478 |
| Schering Plough Research Inst 840 Memorial Dr, Cambridge 2139 | (617) 868-1500 |