| Business | Phone |
| Boston Hides & Furs Ltd 150 Marginal St, Chelsea 2150 | (617) 884-1566 |
| Bruce Materials Co 110 Marginal St, Chelsea 2150 | (617) 884-0424 |
| Concordia International Corp 16 Griffin Way, Chelsea 2150 | (617) 889-5050 |
| Hamilton Jones Ltd 50 Eastern Ave, Chelsea 2150 | (617) 886-0200 |