| LABORERS' INTERNATIONAL UNION OF NORTH AMERICA (LIUNA) PAC | $115K | 32 | 2010, 2002, 2014, 2006, 2020, 2016, 2004, 2012, 2018, 2022, 2008, 2000 |
| AMERICAN ASSOCIATION FOR JUSTICE POLITICAL ACTION COMMITTEE (AAJ PAC) | $110K | 50 | 2010, 2002, 2014, 2006, 2020, 2016, 2004, 2012, 2018, 2022, 2008, 2000 |
| GENERAL DYNAMICS CORPORATION POLITICAL ACTION COMMITTEE (GENERAL DYNAMICS EMPLOYEE PAC) | $106K | 73 | 2010, 2002, 2014, 2006, 2020, 2016, 2004, 2012, 2018, 2022, 2008 |
| AMERICAN FEDERATION OF TEACHERS, AFL-CIO COMMITTEE ON POLITICAL EDUCATION | $105K | 31 | 2010, 2002, 2014, 2006, 2020, 2016, 2004, 2012, 2018, 2022, 2008, 2000 |
| NATIONAL ASSOCIATION OF REALTORS POLITICAL ACTION COMMITTEE | $105K | 54 | 2010, 2002, 2014, 2006, 2020, 2016, 2004, 2012, 2018, 2022, 2008, 2000 |
| UNITED FOOD AND COMMERCIAL WORKERS INTERNATIONAL UNION ACTIVE BALLOT CLUB | $104K | 30 | 2010, 2002, 2014, 2006, 2020, 2016, 2004, 2012, 2018, 2022, 2008, 2000 |
| INTERNATIONAL ASSOCIATION OF SHEET METAL, AIR, RAIL AND TRANSPORTATION WORKERS POLITICAL ACTION LEAGUE | $103K | 39 | 2010, 2002, 2014, 2006, 2020, 2016, 2004, 2012, 2018, 2022, 2008, 2000 |
| EMPLOYEES OF RTX CORPORATION POLITICAL ACTION COMMITTEE | $98K | 48 | 2010, 2002, 2014, 2006, 2020, 2016, 2004, 2012, 2018, 2022, 2008 |
| INTERNATIONAL BROTHERHOOD OF ELECTRICAL WORKERS POLITICAL ACTION COMMITTEE | $93K | 35 | 2010, 2002, 2014, 2006, 2020, 2016, 2004, 2012, 2018, 2008, 2000 |
| MACHINISTS NON PARTISAN POLITICAL LEAGUE OF THE INTERNATIONAL ASSOCIATION OF MACHINISTS & AEROSPACE WORKERS | $90K | 21 | 2010, 2002, 2014, 2006, 2020, 2016, 2004, 2012, 2018, 2022, 2008 |