| Business | Phone |
| Allied Mechanical Svc 5688 E Ml Ave, Kalamazoo 49048 | (269) 344-0191 |
| R W Lapine Inc 5140 Miller Rd, Kalamazoo 49048 | (269) 388-2045 |
| Suburban Mechanical 500 S 8th St, Kalamazoo 49009 | (269) 372-1006 |
| C L Mahoney Plumbing & Htg Co 438 Forest St, Kalamazoo 49001 | (269) 349-2676 |
| Smith Mechanical 620 Cherokee St, Kalamazoo 49006 | (269) 276-9002 |
| Mall City Mechanical Inc 7184 Douglas Ave, Kalamazoo 49009 | (269) 349-3661 |