| Business | Phone |
| Commercial Electrical Testing 11449 Doster Rd, Plainwell 49080 | (269) 664-4200 |
| Devisser Electric Co 2001 E B Ave, Plainwell 49080 | (269) 385-3817 |
| Electrical Systems Inc 180 Liberty St, Plainwell 49080 | (269) 685-9980 |
| Rick Walter Electric 11449 Doster Rd, Plainwell 49080 | (269) 664-6700 |