| Business | Phone |
| Arts Alliance Labs Inc 1 Appleton St, Boston 2116 | (617) 848-9030 |
| Spectrum Color Labs Inc 51 Melcher St, Boston 2210 | (617) 426-0222 |
| Spectrum Select Imaging 51 Melcher St, Boston 2210 | (617) 542-3559 |
| Opera Laboratory Theater Co 162 Boylston St, Boston 2116 | (617) 426-4943 |