| Business | Phone |
| Mason Development 10 Blossom Dr, Billerica 1821 | (978) 439-5558 |
| Cerner Corporation 900 Middlesex Tpke, Billerica 1821 | (978) 667-9160 |
| Computer Aid Inc 900 Middlesex Tpke, Billerica 1821 | (978) 670-0177 |
| Parrot Digigraphic Ltd 630 Boston Rd, Billerica 1821 | (978) 670-7766 |