| WOMEN VOTE | $197K | 10 | 2014 |
| INTERNATIONAL BROTHERHOOD OF ELECTRICAL WORKERS POLITICAL ACTION COMMITTEE | $65K | 18 | 2024, 2014, 2020, 2016, 2018, 2022 |
| NEA FUND FOR CHILDREN AND PUBLIC EDUCATION | $62K | 22 | 2024, 2014, 2020, 2016, 2018, 2022 |
| AMERICAN SOCIETY OF ANESTHESIOLOGISTS POLITICAL ACTION COMMITTEE (ASA PAC) | $58K | 31 | 2024, 2014, 2020, 2016, 2018, 2022 |
| AMERICAN FEDERATION OF TEACHERS, AFL-CIO COMMITTEE ON POLITICAL EDUCATION | $55K | 12 | 2024, 2020, 2016, 2018, 2022 |
| MACHINISTS NON PARTISAN POLITICAL LEAGUE OF THE INTERNATIONAL ASSOCIATION OF MACHINISTS & AEROSPACE WORKERS | $55K | 11 | 2024, 2014, 2020, 2016, 2018, 2022 |
| TEACHERS INSURANCE ANNUITY ASSOCIATION OF AMERICA PAC (TIAA PAC) | $54K | 26 | 2024, 2020, 2016, 2018, 2022 |
| AMERICAN FEDERATION OF STATE COUNTY & MUNICIPAL EMPLOYEES P E O P L E | $53K | 23 | 2024, 2014, 2020, 2016, 2018, 2022 |
| NATIONAL RURAL ELECTRIC COOPERATIVE ASSOCIATION AMERICA'S ELECTRIC COOPERATIVES PAC | $53K | 33 | 2024, 2014, 2020, 2016, 2018, 2022 |
| OUR AMERICAN CENTURY | $50K | 1 | 2022 |