| Business | Phone |
| Mh Consultants Int 431 E Locust St 300, Des Moines 50309 | (515) 282-5500 |
| Heavy Highway Contractors 2415 Ingersoll Ave, Des Moines 50312 | (515) 288-2135 |
| International Assoc Lighting M 431 E Locust St 300, Des Moines 50309 | (515) 243-2360 |
| Iowa Association Of Bus & Ind 904 Walnut St, Des Moines 50309 | (515) 235-0560 |
| Royal View Manor Tenants Assn 1101 Crocker St, Des Moines 50309 | (515) 288-0242 |
| Mink Pipe Trades Assn Des Moines 50311 | (515) 279-6412 |
| American Water Work Assoc 1000 Walnut St 102, Des Moines 50309 | (515) 283-2169 |
| Fine Foundation 900 Des Moines St 200, Des Moines 50309 | (515) 261-0004 |
| Iowa Association-School Brds 700 2nd Ave, Des Moines 50309 | (515) 288-7025 |
| Iowa Good Roads Assn Inc 1000 Walnut St 102, Des Moines 50309 | (515) 284-7410 |
| Iowa Wholesale Beer Distrs 321 E Walnut St 310, Des Moines 50309 | (515) 243-2556 |
| Iowa Osteopathic Medical Assn 950 12th St, Des Moines 50309 | (515) 283-0002 |
| National Rural Economic Dev 431 E Locust St 300, Des Moines 50309 | (515) 284-1421 |
| Midwest Association-Colleges 431 E Locust St, Des Moines 50309 | (515) 244-6515 |
| Stoney Point Assn 1413 E Diehl Ave, Des Moines 50320 | (515) 256-8024 |