| AMERICAN FEDERATION OF STATE COUNTY & MUNICIPAL EMPLOYEES P E O P L E | $203K | 80 | 2010, 1990, 2002, 1996, 2024, 1994, 2014, 2006, 1992, 2020, 1998, 2016, 2004, 2012, 2018, 2022, 2008, 2000 |
| INTERNATIONAL BROTHERHOOD OF ELECTRICAL WORKERS POLITICAL ACTION COMMITTEE | $162K | 67 | 2010, 1990, 2002, 1996, 1994, 2014, 2006, 1992, 2020, 1998, 2016, 2004, 2012, 2018, 2022, 2008, 2000 |
| D.R.I.V.E. - DEMOCRAT, REPUBLICAN, INDEPENDENT VOTER EDUCATION (THE PAC OF THE INTERNATIONAL BROTHERHOOD OF TEAMSTERS) | $160K | 56 | 2010, 1990, 2002, 1996, 2024, 1994, 2014, 2006, 1992, 2020, 1998, 2016, 2004, 2012, 2018, 2022, 2008, 2000 |
| AMERICAN FEDERATION OF TEACHERS, AFL-CIO COMMITTEE ON POLITICAL EDUCATION | $154K | 58 | 2010, 1990, 2002, 1996, 2024, 1994, 2014, 2006, 1992, 2020, 1998, 2016, 2004, 2012, 2018, 2022, 2008, 2000 |
| MACHINISTS NON PARTISAN POLITICAL LEAGUE OF THE INTERNATIONAL ASSOCIATION OF MACHINISTS & AEROSPACE WORKERS | $152K | 45 | 2010, 1990, 2002, 1996, 2024, 1994, 2014, 2006, 1992, 2020, 1998, 2016, 2004, 2012, 2018, 2022, 2008, 2000 |
| AMERICAN ASSOCIATION FOR JUSTICE POLITICAL ACTION COMMITTEE (AAJ PAC) | $143K | 78 | 2010, 1990, 2002, 1996, 2024, 1994, 2014, 2006, 1992, 2020, 1998, 2016, 2004, 2012, 2018, 2022, 2008, 2000 |
| AMERICAN HOSPITAL ASSOCIATION PAC | $139K | 35 | 2010, 1990, 2002, 1996, 2024, 2014, 2006, 1992, 2020, 2016, 2004, 2012, 2018, 2022, 2008, 2000 |
| NEA FUND FOR CHILDREN AND PUBLIC EDUCATION | $137K | 69 | 2010, 1990, 2002, 1996, 2024, 1994, 2014, 2006, 1992, 2020, 1998, 2016, 2004, 2012, 2018, 2022, 2008, 2000 |
| UNITED FOOD AND COMMERCIAL WORKERS INTERNATIONAL UNION ACTIVE BALLOT CLUB | $136K | 65 | 2010, 1990, 2002, 1996, 2024, 1994, 2014, 2006, 1992, 2020, 1998, 2016, 2004, 2012, 2018, 2022, 2008, 2000 |
| RAYTHEON TECHNOLOGIES CORPORATION PAC (FORMERLY UTC PAC) | $135K | 51 | 2010, 2002, 1996, 1994, 2014, 2006, 1992, 2020, 1998, 2016, 2004, 2012, 2018, 2008, 2000 |