| Business | Phone |
| Jackson Oil Products Co 980 N Bierdeman Rd, Jackson 39208 | (601) 939-3131 |
| Amvac 1190 Old Fannin Rd, Jackson 39211 | (601) 992-6888 |
| Chem First Inc 700 North St, Jackson 39202 | (601) 948-7550 |
| Engelhard Corp 600 E Mcdowell Rd, Jackson 39204 | (601) 948-3966 |