| UNITED DEMOCRATS SAN GABRIEL VALLEY | $91K | 5 | 2010, 2014, 2020, 2016 |
| NEA FUND FOR CHILDREN AND PUBLIC EDUCATION | $82K | 26 | 2010, 2024, 2014, 2020, 2016, 2012, 2018, 2022 |
| CARPENTERS LEGISLATIVE IMPROVEMENT COMMITTEE UNITED BROTHERHOOD OF CARPENTERS AND JOINERS | $80K | 19 | 2010, 2024, 2014, 2020, 2016, 2012, 2018, 2022 |
| D.R.I.V.E. - DEMOCRAT, REPUBLICAN, INDEPENDENT VOTER EDUCATION (THE PAC OF THE INTERNATIONAL BROTHERHOOD OF TEAMSTERS) | $79K | 18 | 2010, 2024, 2014, 2020, 2016, 2012, 2018, 2022 |
| AMERICAN FEDERATION OF TEACHERS, AFL-CIO COMMITTEE ON POLITICAL EDUCATION | $79K | 23 | 2010, 2024, 2014, 2020, 2016, 2012, 2018, 2022 |
| NATIONAL ASSOCIATION OF REALTORS POLITICAL ACTION COMMITTEE | $78K | 35 | 2010, 2024, 2014, 2020, 2016, 2012, 2018, 2022 |
| MACHINISTS NON PARTISAN POLITICAL LEAGUE OF THE INTERNATIONAL ASSOCIATION OF MACHINISTS & AEROSPACE WORKERS | $75K | 17 | 2010, 2024, 2020, 2016, 2012, 2018, 2022 |
| SEIU COPE (SERVICE EMPLOYEES INTERNATIONAL UNION COMMITTEE ON POLITICAL EDUCATION) | $73K | 18 | 2010, 2024, 2014, 2020, 2016, 2012, 2018 |
| AMERICAN FEDERATION OF STATE COUNTY & MUNICIPAL EMPLOYEES P E O P L E | $69K | 35 | 2010, 2024, 2014, 2020, 2016, 2012, 2018, 2022 |
| INTERNATIONAL ASSOCIATION OF SHEET METAL, AIR, RAIL AND TRANSPORTATION WORKERS POLITICAL ACTION LEAGUE | $68K | 17 | 2010, 2024, 2014, 2020, 2016, 2012, 2018, 2022 |