| Business | Phone |
| Integrated Technologies Corp 4946 Tufts Rd, Mobile 36619 | (251) 665-4545 |
| Precision Engineering Inc 5550 Commerce Blvd E, Mobile 36619 | (251) 443-8844 |
| Prism Systems Inc 200 Virginia St, Mobile 36603 | (251) 341-1140 |
| Seacon Engineering Assoc 716b Lakeside Dr W, Mobile 36693 | (251) 662-0300 |