| Business | Phone |
| Cofessco Fire Protection Inc 230 Colrain St Sw, Grand Rapids 49548 | (616) 243-6419 |
| Riverside Fire & Security 4245 Brockton Dr Se, Grand Rapids 49512 | (616) 656-2630 |
| Modern Fire & Security Systems 1405 Division Ave S, Grand Rapids 49507 | (616) 243-9771 |