| Business | Phone |
| Aic Inc 3931 Holt Rd, Holt 48842 | (517) 694-7805 |
| Barnhart & Son Inc 6355 Holt Rd, Holt 48842 | (517) 646-6926 |
| Farr Excavating Inc 2189 Delhi St Ne, Holt 48842 | (517) 694-4277 |
| Mike Childers & Sons Excvtng 4696 Tolland Ave, Holt 48842 | (517) 694-1718 |