| REPUBLICAN NATIONAL COMMITTEE | $89K | 2 | 2008 |
| AMERICAN BANKERS ASSOCIATION PAC (BANKPAC) | $85K | 55 | 2010, 2024, 2014, 2020, 2016, 2012, 2018, 2022, 2008 |
| NATIONAL AUTOMOBILE DEALERS ASSOCIATION POLITICAL ACTION COMMITTEE | $85K | 25 | 2010, 2024, 2014, 2020, 2016, 2012, 2018, 2022, 2008 |
| COMCAST CORPORATION & NBCUNIVERSAL POLITICAL ACTION COMMITTEE - FEDERAL | $80K | 29 | 2010, 2024, 2014, 2020, 2016, 2012, 2018, 2022 |
| NATIONAL FUEL GAS COMPANY FEDERAL POLITICAL ACTION COMMITTEE | $71K | 50 | 2010, 2024, 2014, 2020, 2016, 2012, 2018, 2022, 2008 |
| NATIONAL RURAL ELECTRIC COOPERATIVE ASSOCIATION AMERICA'S ELECTRIC COOPERATIVES PAC | $71K | 45 | 2010, 2024, 2014, 2020, 2016, 2012, 2018, 2022 |
| FIRSTENERGY CORP POLITICAL ACTION COMMITTEE | $70K | 43 | 2010, 2024, 2014, 2020, 2016, 2012, 2018, 2022, 2008 |
| THE FARM CREDIT COUNCIL POLITICAL ACTION COMMITTEE | $70K | 43 | 2010, 2024, 2014, 2020, 2016, 2012, 2018, 2022 |
| NATIONAL ASSOCIATION OF REALTORS POLITICAL ACTION COMMITTEE | $61K | 32 | 2010, 2024, 2014, 2020, 2016, 2012, 2018, 2022, 2008 |
| KOCH, INC. POLITICAL ACTION COMMITTEE (KOCHPAC) | $58K | 32 | 2010, 2024, 2014, 2020, 2016, 2012, 2018, 2022 |