| Business | Phone |
| Janke Construction 345 6th St, Plainwell 49080 | (269) 685-9543 |
| J & J Builders Inc Plainwell 49080 | (269) 685-9606 |
| J P Builders Inc 932 9th St, Plainwell 49080 | (269) 685-8986 |
| Mc Bain Construction 413 Riverview Dr, Plainwell 49080 | (269) 226-9606 |