| Business | Phone |
| Creative Resource Group 1922 Ingersoll Ave 114, Des Moines 50309 | (515) 288-9545 |
| Physicians' Desk Reference 3600 Army Post Rd, Des Moines 50321 | (515) 284-6782 |
| Leadership Publishers Inc 4030 39th Pl, Des Moines 50310 | (515) 278-4765 |
| Lexicon Consulting Inc 108 3rd St 212, Des Moines 50309 | (515) 243-4615 |
| Write Solutions Inc 1922 Ingersoll Ave, Des Moines 50309 | (515) 279-3045 |
| Zion Publishing 1500 Crown Colony Ct 540, Des Moines 50315 | (515) 282-5940 |