| Business | Phone |
| Battery Specialist Products 515 Palmetto Dr, Simpsonville 29681 | (864) 967-2615 |
| Crouse-Hinds Co 4 Kirkwall Ct, Simpsonville 29681 | (864) 967-2985 |
| Eeea Inc 506 Palmetto Dr, Simpsonville 29681 | (864) 963-3651 |
| Woven Electronics Corp 1001 Old Stage Rd, Simpsonville 29681 | (864) 963-5131 |