| Business | Phone |
| Parish Health Ministry 510 George St, Jackson 39202 | (601) 355-4755 |
| Resources Unlimited Inc 1039 Meadowbrook Rd, Jackson 39206 | (601) 982-8388 |
| Utility Analysts Inc 350 Edgewood Terrace Dr, Jackson 39206 | (601) 362-0480 |
| Controlled Energy Management 275 Elton Rd, Jackson 39212 | (601) 372-7311 |