| Business | Phone |
| Daniel R Victor 6649 Redhawk Ave, Kalamazoo 49048 | (269) 345-2001 |
| Searles Enterprises 2026 Banbury Rd, Kalamazoo 49001 | (269) 344-0864 |
| Emil F Platske Pe 723 Mills St, Kalamazoo 49001 | (269) 343-5522 |
| Gove Associates Inc 1601 Portage St, Kalamazoo 49001 | (269) 385-0011 |
| Arc Engineering Kalamazoo 49007 | (269) 385-9835 |