| INTERNATIONAL BROTHERHOOD OF ELECTRICAL WORKERS POLITICAL ACTION COMMITTEE | $95K | 22 | 2010, 2024, 2014, 2006, 2020, 2016, 2012, 2018, 2022, 2008 |
| AMERICAN ASSOCIATION FOR JUSTICE POLITICAL ACTION COMMITTEE (AAJ PAC) | $95K | 49 | 2010, 2024, 2014, 2006, 2020, 2016, 2012, 2018, 2022, 2008 |
| AFLAC POLITICAL ACTION COMMITTEE (AFLAC PAC) | $83K | 39 | 2010, 2024, 2014, 2006, 2020, 2016, 2012, 2018, 2022, 2008 |
| MACHINISTS NON PARTISAN POLITICAL LEAGUE OF THE INTERNATIONAL ASSOCIATION OF MACHINISTS & AEROSPACE WORKERS | $80K | 23 | 2010, 2024, 2014, 2020, 2016, 2012, 2018, 2022, 2008 |
| AMERICA'S CREDIT UNIONS PAC OF CREDIT UNION NATIONAL ASSOCIATION, INC. | $79K | 43 | 2010, 2024, 2014, 2006, 2020, 2016, 2012, 2018, 2022, 2008 |
| UAW - V - CAP (UAW VOLUNTARY COMMUNITY ACTION PROGRAM) 'INT'L UNION UNITED AUTOMOBILE AEROSPACE & AGRICULTURAL IMPLEMENT WORKERS OF AMERICA UAW | $77K | 22 | 2010, 2024, 2014, 2006, 2020, 2016, 2012, 2018, 2022, 2008 |
| THE HOME DEPOT INC. POLITICAL ACTION COMMITTEE | $72K | 20 | 2010, 2024, 2014, 2006, 2020, 2016, 2012, 2018, 2022, 2008 |
| LABORERS' INTERNATIONAL UNION OF NORTH AMERICA (LIUNA) PAC | $72K | 21 | 2010, 2024, 2014, 2020, 2016, 2012, 2018, 2022, 2008 |
| NATIONAL ASSOCIATION OF REALTORS POLITICAL ACTION COMMITTEE | $69K | 35 | 2010, 2024, 2014, 2006, 2020, 2016, 2012, 2018, 2022, 2008 |
| THE COCA-COLA COMPANY NONPARTISAN COMMITTEE FOR GOOD GOVERNMENT | $68K | 29 | 2010, 2024, 2014, 2006, 2020, 2016, 2012, 2018, 2022, 2008 |