| Business | Phone |
| Bhs Marketing Inc 4658 W River Dr Ne, Comstock Park 49321 | (616) 784-7103 |
| Dale L Prentice Co 900 Quintara Ct Ne, Comstock Park 49321 | (616) 647-2191 |
| Diversified Spec Sales 931 W River Center Dr Ne, Comstock Park 49321 | (616) 785-9000 |
| Gerwig Associates 4775 Aldun Ridge Ave Nw # 104, Comstock Park 49321 | (616) 887-3050 |