| Business | Phone |
| Alera Solutions 15321 Falconbridge Ter, North Potomac 20878 | (301) 590-8820 |
| Systems Engineering Archtctrl 13522 Bonnie Dale Dr, North Potomac 20878 | (301) 258-3401 |
| Systems Management Assoc Inc 12023 Blackberry Ter, North Potomac 20878 | (301) 590-7121 |
| Robert Schniebolk 14164 Saddle River Dr, North Potomac 20878 | (301) 424-3720 |
| Inovative Technologies Network 11125 Lake Breeze Dr, North Potomac 20878 | (301) 916-5311 |
| International Computer Sltn 12705 Triple Crown Rd, North Potomac 20878 | (301) 990-0153 |