| DCCC | $93K | 34 | 2010, 2014, 2016, 2012, 2018 |
| INTERNATIONAL BROTHERHOOD OF ELECTRICAL WORKERS POLITICAL ACTION COMMITTEE | $85K | 22 | 2010, 2024, 2014, 2020, 2016, 2012, 2018, 2022 |
| MACHINISTS NON PARTISAN POLITICAL LEAGUE OF THE INTERNATIONAL ASSOCIATION OF MACHINISTS & AEROSPACE WORKERS | $85K | 17 | 2010, 2024, 2014, 2020, 2016, 2012, 2018, 2022 |
| AMERICANS FOR ACCOUNTABILITY IN LEADERSHIP | $84K | 12 | 2012 |
| CARPENTERS LEGISLATIVE IMPROVEMENT COMMITTEE UNITED BROTHERHOOD OF CARPENTERS AND JOINERS | $80K | 24 | 2010, 2024, 2014, 2020, 2016, 2012, 2018, 2022 |
| INTERNATIONAL UNION OF PAINTERS AND ALLIED TRADES POLITICAL ACTION TOGETHER POLITICAL COMMITTEE | $80K | 22 | 2010, 2024, 2014, 2020, 2016, 2012, 2018, 2022 |
| AMERICAN FEDERATION OF STATE COUNTY & MUNICIPAL EMPLOYEES P E O P L E | $72K | 32 | 2010, 2024, 2014, 2020, 2016, 2012, 2018, 2022 |
| INTERNATIONAL BROTHERHOOD OF BOILERMAKERS CAMPAIGN ASSISTANCE FUND | $72K | 25 | 2010, 2024, 2014, 2020, 2016, 2012, 2018, 2022 |
| NATIONAL ASSOCIATION OF REALTORS POLITICAL ACTION COMMITTEE | $69K | 30 | 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) | $68K | 20 | 2010, 2024, 2014, 2020, 2016, 2012, 2018, 2022 |