| Business | Phone |
| Black Hills Computer Consltng Rapid City 57702 | (605) 721-7650 |
| Supreme Software & Consulting 1123 Alta Vista Dr, Rapid City 57701 | (605) 348-4474 |
| Clarity Solutions Inc 8439 Mittenwald Ct, Rapid City 57702 | (605) 342-2191 |
| Computer Network Svc Inc 2433 W Chicago St # C, Rapid City 57702 | (605) 342-3506 |