| Business | Phone |
| Advanced Digital Controls Inc 126 Sandy Dr, Newark 19713 | (302) 738-1550 |
| Advanced Power Control Inc 126 Sandy Dr, Newark 19713 | (302) 368-0443 |
| Global Risk Consultants 15 Prestbury Sq # 11, Newark 19713 | (302) 369-1620 |
| Wthrmn Controls Of Delaware 304 Marabou Dr, Newark 19702 | (302) 834-2112 |