| Business | Phone |
| Datatran Inc 67 Applewood Dr, Chicopee 1022 | (413) 593-9574 |
| Dielectrics Inc 300 Burnett Rd, Chicopee 1020 | (413) 594-8111 |
| United Plastics Group 1040 Sheridan St, Chicopee 1022 | (413) 612-2100 |
| Klein Industries Inc 165 Front St, Chicopee 1013 | (413) 594-5434 |