| Business | Phone |
| Listec Video Corp 40 Oser Ave # 3, Hauppauge 11788 | (631) 273-3029 |
| Nextek Power Systems 89 Cabot Ct # L, Hauppauge 11788 | (631) 750-1000 |
| P G Industries Inc 145 Oser Ave, Hauppauge 11788 | (631) 467-1100 |
| Socket Prods Manufacturer Corp 175 Bridge Rd, Hauppauge 11788 | (631) 232-9870 |