| Business | Phone |
| Aero-Mold Inc 3355 Steep Hill Dr, Harrison 72601 | (870) 741-1155 |
| Eastman-Booth Inc 4101 W Commercial St, Harrison 72601 | (870) 741-1000 |
| Harrison Machine 1414 Goblin Dr # 9, Harrison 72601 | (870) 741-1859 |
| T & S Precision Tooling 1558 Highway 206 E # A, Harrison 72601 | (870) 743-5206 |
| Ruff's Machine Shop 2205 Highway 7 N, Harrison 72601 | (870) 741-8111 |
| R & G Custom Drilling & Tap 2445 Highway 397 S, Harrison 72601 | (870) 741-1224 |