| Business | Phone |
| Wintegra Inc 2 Mount Royal Ave, Marlborough 1752 | (508) 481-1822 |
| Wizard Technologies 910 Boston Post Rd # 230, Marlborough 1752 | (508) 624-8888 |
| Vitesse Semiconductor Corp 225 Cedar Hill St, Marlborough 1752 | (978) 303-6000 |
| Axcel Photonics Inc 45 Bartlett St, Marlborough 1752 | (508) 481-9200 |
| Hy Comp Inc 165 Cedar Hill St, Marlborough 1752 | (508) 485-6300 |