| Business | Phone |
| Airservice Enterprise Inc 3380 W Grand River Ave, Howell 48855 | (517) 546-7379 |
| Albatross Aviation 3540 W Grand River Ave, Howell 48855 | (517) 540-9999 |
| Aviation Depot 3808 W Grand River Ave, Howell 48855 | (517) 552-8770 |
| County Aviation Svc 3808 W Grand River Ave, Howell 48855 | (517) 548-1565 |