| Business | Phone |
| Benchmark Electronics Inc 4807 Bradford Dr Nw, Huntsville 35805 | (256) 722-6000 |
| Bst Mfg Inc 2013 Fisher St Sw, Huntsville 35803 | (256) 883-2098 |
| C Design 555 Sparkman Dr Nw # 1604, Huntsville 35816 | (256) 430-3485 |
| J M Assoc Inc 11535 Gilleland Rd Se, Huntsville 35803 | (256) 539-7600 |
| Photocircuits 125 Electronics Blvd Sw # O, Huntsville 35824 | (256) 772-5725 |
| Sanmina-Sci Corp 13000 Memorial Pkwy Sw, Huntsville 35803 | (256) 882-4230 |