| Business | Phone |
| Associated Designers Inc 406 Headquarters Dr # 206b, Millersville 21108 | (410) 987-1866 |
| Cereal Technologies Inc 407 Headquarters Dr # 6, Millersville 21108 | (410) 987-3420 |
| Construction Consultants 1241 Dicus Mill Rd, Millersville 21108 | (410) 729-4151 |
| Coordinated Power Engineering 303 Najoles Rd # 106, Millersville 21108 | (410) 987-9465 |
| Life Cycle Engineering Assoc 506 White Horse Ct, Millersville 21108 | (410) 987-1287 |
| Nyquetek Inc 8397 Piping Rock Ct, Millersville 21108 | (410) 729-0480 |
| Tech Group Inc 1111 Benfield Blvd # 100, Millersville 21108 | (410) 987-3450 |
| Turbo Machinery Design Corp 330 Locust Thorn Ct, Millersville 21108 | (410) 729-0111 |
| W R Systems Ltd 8258 Veterans Hwy, Millersville 21108 | (410) 729-5066 |