| Business | Phone |
| Van Gemert & Sons 123 Devon Ave, Kalamazoo 49004 | (269) 349-4650 |
| Austin Art Exacavating 6210 Wright St, Kalamazoo 49048 | (269) 341-9890 |
| Triple B Aggregates 2702 Ravine Rd, Kalamazoo 49004 | (269) 383-4655 |
| Consumers Sand & Gravel Co 700 Nazareth Rd, Kalamazoo 49048 | (269) 342-9869 |
| Pioneer Aggregate Inc 5519 E Cork St, Kalamazoo 49048 | (269) 349-0069 |