| Business | Phone |
| Sandial 2987 Stephanie Ct, Waterford 48329 | (248) 673-1497 |
| Erw Custom Programming Inc 3513 Elizabeth Lake Rd 206, Waterford 48328 | (248) 683-4182 |
| Fytek Inc 2335 Pontiac Lake Rd, Waterford 48328 | (248) 471-0851 |
| Business Systems & Software 4312 Blain Island Rd, Waterford 48329 | (248) 742-8367 |