| AMERICAN ASSOCIATION FOR JUSTICE POLITICAL ACTION COMMITTEE (AAJ PAC) | $150K | 52 | 2010, 2002, 1996, 2024, 1994, 2014, 2006, 2020, 1998, 2016, 2004, 2012, 2018, 2022, 2008, 2000 |
| COMMUNICATIONS WORKERS OF AMERICA - COPE POLITICAL CONTRIBUTIONS COMMITTEE | $136K | 60 | 2010, 2002, 1996, 2024, 1994, 2014, 2006, 2020, 1998, 2016, 2004, 2012, 2018, 2022, 2008, 2000 |
| INTERNATIONAL LONGSHOREMEN'S ASSOCIATION COMMITTEE ON POLITICAL EDUCATION | $125K | 28 | 2010, 2002, 1996, 2024, 2014, 2006, 2020, 1998, 2016, 2004, 2012, 2018, 2022, 2008, 2000 |
| MACHINISTS NON PARTISAN POLITICAL LEAGUE OF THE INTERNATIONAL ASSOCIATION OF MACHINISTS & AEROSPACE WORKERS | $123K | 34 | 2010, 2002, 1996, 2024, 1994, 2014, 2006, 2020, 1998, 2016, 2004, 2012, 2018, 2022, 2008, 2000 |
| NATIONAL ASSOCIATION OF REALTORS POLITICAL ACTION COMMITTEE | $121K | 62 | 2010, 2002, 2024, 2014, 2006, 2020, 1998, 2016, 2004, 2012, 2018, 2022, 2008, 2000 |
| AMERICAN FEDERATION OF STATE COUNTY & MUNICIPAL EMPLOYEES P E O P L E | $121K | 58 | 2010, 2002, 1996, 2024, 1994, 2014, 2020, 1998, 2016, 2004, 2012, 2018, 2022, 2008, 2000 |
| INTERNATIONAL BROTHERHOOD OF ELECTRICAL WORKERS POLITICAL ACTION COMMITTEE | $120K | 41 | 2010, 2002, 1996, 2024, 1994, 2014, 2006, 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) | $114K | 35 | 2010, 2002, 1996, 2024, 1994, 2014, 2006, 2020, 1998, 2016, 2004, 2012, 2018, 2022, 2008, 2000 |
| UAW - V - CAP (UAW VOLUNTARY COMMUNITY ACTION PROGRAM) 'INT'L UNION UNITED AUTOMOBILE AEROSPACE & AGRICULTURAL IMPLEMENT WORKERS OF AMERICA UAW | $109K | 33 | 2010, 2002, 1996, 2024, 1994, 2014, 2006, 2020, 2016, 2004, 2012, 2018, 2022, 2008, 2000 |
| AMERICAN FEDERATION OF TEACHERS, AFL-CIO COMMITTEE ON POLITICAL EDUCATION | $104K | 37 | 2010, 2002, 1996, 2024, 1994, 2014, 2006, 2020, 1998, 2016, 2004, 2012, 2018, 2022, 2008, 2000 |