| MIDWEST REGION LABORERS' POLITICAL LEAGUE | $80K | 24 | 2012, 2014, 2016, 2018, 2020, 2022, 2024, 2026 |
| NATIONAL BEER WHOLESALERS ASSOCIATION POLITICAL ACTION COMMITTEE | $70K | 22 | 2012, 2014, 2016, 2018, 2020, 2022, 2024, 2026 |
| AMERICAN FEDERATION OF STATE COUNTY & MUNICIPAL EMPLOYEES P E O P L E | $70K | 36 | 2012, 2014, 2016, 2018, 2020, 2022, 2024, 2026 |
| AMERICAN ASSOCIATION FOR JUSTICE POLITICAL ACTION COMMITTEE (AAJ PAC) | $64K | 36 | 2012, 2014, 2016, 2018, 2020, 2022, 2024, 2026 |
| MACHINISTS NON PARTISAN POLITICAL LEAGUE OF THE INTERNATIONAL ASSOCIATION OF MACHINISTS & AEROSPACE WORKERS | $60K | 16 | 2012, 2016, 2018, 2020, 2022, 2024, 2026 |
| NATIONAL ASSOCIATION OF REALTORS POLITICAL ACTION COMMITTEE | $59K | 30 | 2012, 2014, 2016, 2018, 2020, 2022, 2024, 2026 |
| INTERNATIONAL BROTHERHOOD OF ELECTRICAL WORKERS POLITICAL ACTION COMMITTEE | $55K | 14 | 2012, 2016, 2018, 2020, 2022, 2024, 2026 |
| COMMUNICATIONS WORKERS OF AMERICA - COPE POLITICAL CONTRIBUTIONS COMMITTEE | $53K | 14 | 2012, 2014, 2016, 2018, 2020, 2022, 2024 |
| UA UNION PLUMBERS & PIPEFITTERS VOTE! PAC (UNITED ASSOCIATION OF JOURNEYMEN AND APPRENTICES OF THE PLUMBING & PIPEFITTING INDUSTRY OF THE UNITED STATES AND CANADA) | $53K | 15 | 2012, 2014, 2016, 2018, 2020, 2022, 2024 |
| AMERICAN FEDERATION OF TEACHERS, AFL-CIO COMMITTEE ON POLITICAL EDUCATION | $46K | 14 | 2012, 2014, 2016, 2018, 2020, 2022, 2024 |