| AMERICAN ASSOCIATION FOR JUSTICE POLITICAL ACTION COMMITTEE (AAJ PAC) | $150K | 54 | 2010, 2002, 1996, 2024, 2014, 2006, 2020, 1998, 2016, 2004, 2012, 2018, 2022, 2008, 2000 |
| INTERNATIONAL BROTHERHOOD OF ELECTRICAL WORKERS POLITICAL ACTION COMMITTEE | $125K | 41 | 2010, 2002, 1996, 2024, 2014, 2006, 2020, 1998, 2016, 2004, 2012, 2018, 2022, 2008, 2000 |
| NCTA - THE INTERNET & TELEVISION ASSOCIATION POLITICAL ACTION COMMITTEE (NCTAPAC) | $124K | 45 | 2010, 2002, 1996, 2024, 2014, 2006, 2020, 1998, 2016, 2004, 2012, 2018, 2022, 2008, 2000 |
| NATIONAL ASSOCIATION OF REALTORS POLITICAL ACTION COMMITTEE | $121K | 57 | 2010, 2002, 1996, 2024, 2014, 2006, 2020, 1998, 2016, 2004, 2012, 2018, 2022, 2008, 2000 |
| AMERICAN PODIATRIC MEDICAL ASSOCIATION POLITICAL ACTION COMMITTEE | $112K | 46 | 2010, 2002, 2024, 2014, 2006, 2020, 1998, 2016, 2004, 2012, 2018, 2022, 2008, 2000 |
| COMMUNICATIONS WORKERS OF AMERICA - COPE POLITICAL CONTRIBUTIONS COMMITTEE | $97K | 39 | 2010, 2002, 1996, 2024, 2014, 2020, 1998, 2016, 2004, 2012, 2018, 2022, 2008, 2000 |
| AMERICAN FEDERATION OF STATE COUNTY & MUNICIPAL EMPLOYEES P E O P L E | $93K | 46 | 2010, 2002, 1996, 2024, 2014, 2006, 2020, 1998, 2016, 2004, 2012, 2018, 2022, 2008, 2000 |
| ABBOTT LABORATORIES EMPLOYEE POLITICAL ACTION COMMITTEE | $84K | 29 | 2010, 2024, 2014, 2020, 2016, 2012, 2018, 2022, 2008 |
| CARPENTERS LEGISLATIVE IMPROVEMENT COMMITTEE UNITED BROTHERHOOD OF CARPENTERS AND JOINERS | $83K | 25 | 2010, 2002, 1996, 2024, 2014, 2006, 2020, 1998, 2016, 2004, 2018, 2022, 2008, 2000 |
| UNITED PILOTS PAC/UNITED AIRLINES MASTER EXECUTIVE COUNCIL | $77K | 30 | 2010, 2002, 1996, 2024, 2014, 2006, 2020, 1998, 2016, 2004, 2012, 2018, 2022, 2008, 2000 |