| Business | Phone |
| Training Resources 1211 Vine St 2230, West Des Moines 50265 | (515) 309-3315 |
| American Mock Trial Assn 2700 Westown Pkwy, West Des Moines 50266 | (515) 283-0803 |
| Ims Svc Co 1001 Grand Ave, West Des Moines 50265 | (515) 223-2816 |
| Als Assn 6600 Westown Pkwy, West Des Moines 50266 | (515) 727-0968 |