| Business | Phone |
| Harrington Systems Inc 33 Trillium Ct, Holland 49423 | (616) 394-9695 |
| J & M Distributing 720 E 8th St # 1, Holland 49423 | (616) 392-5370 |
| La Barge Equipment Co 220 Little Station Rd, Holland 49424 | (616) 399-7544 |
| Scalf & Assoc 11808 New Holland St, Holland 49424 | (616) 786-0967 |