| Business | Phone |
| Electrical Engineering & Equip 953 73rd St, Des Moines 50312 | (515) 273-0100 |
| Homeguard Security Systems 3130 Druid Hill Dr, Des Moines 50315 | (515) 274-0204 |
| Zacatecas Motor 2909 Se 14th St, Des Moines 50320 | (515) 282-0172 |
| Electric Motors Corp 509 Se 6th St, Des Moines 50309 | (515) 243-3824 |
| Leonard & Assoc Ltd Des Moines 50309 | (515) 244-9996 |