| Business | Phone |
| Carter Hill Technologies 6300-138 Creedmoor Rd # 292, Raleigh 27612 | (919) 625-5685 |
| Chc Inc 16 E Rowan St, Raleigh 27609 | (919) 481-6688 |
| Howard Systems Intl 1121 Situs Ct # 360, Raleigh 27606 | (919) 852-3611 |
| I P Technologies Inc 1100 Navaho Dr # 201, Raleigh 27609 | (919) 876-1918 |
| Networld 6505 Hammersmith Dr, Raleigh 27613 | (919) 784-9084 |