| Name | Address, Zip |
| Illinois Federation Of Teachers Local Union 4460 | 4 Lawrence Sq, 62704-2523 |
| Springfield Police Benevolent Association-5 | 800 E Monroe St, 62701-1900 |
| Ift-aft Afl-cio Local 6257 Lincoln Land Community College Facilities | 5250 Shepherd Rd, 62703-5402 |
| Central Illinois Mechanical Trades Substance Abuse Testing Fund | 2855 Via Verde St, 62703-4325 |
| International Association Of Sheet Metal Air Rail & Transportation | 2855 Verde, 62703 |
| Laborers International Union Of North America | 1 N Old State Capitol Plz, 62701-1322 |
| American Federation Of State County & Municipal Employees | 3077 E Elm St, 62702-6000 |
| American Federation Of State County & Municipal Employees | 3000 Professional Dr Ste D, 62703-5907 |
| Midwest Region Laborers Employers Cooperation And Education Trust | 1 N Old State Capitol Plz, 62701-1322 |
| Railroad Cooperative And Education Trust | 1 N Old State Capitol Plz, 62701-1322 |
| Association Of Civilian Technicians Inc | 3101 J David Jones Pkwy, 62707-8571 |
| Basic Crafts Council Of Mid Central Illinois | 3520 E Cook St, 62703-2173 |
| Citizens For Truth In Employment | 3520 E Cook St, 62703-2173 |
| Midwest Region Health & Safety Fund | 1 N Old State Capitol Plz, 62701-1322 |
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