| CONSERVATIVES FOR TRUTH | $100K | 1 | 2010 |
| NRCC | $90K | 4 | 2010, 2012 |
| AMERICAN CRYSTAL SUGAR COMPANY POLITICAL ACTION COMMITTEE | $45K | 11 | 2010, 2014, 2016, 2012, 2018 |
| THE COUNCIL OF INSURANCE AGENTS & BROKERS POLITICAL ACTION COMMITTEE | $43K | 15 | 2010, 2014, 2016, 2012, 2018 |
| DEERE & COMPANY PAC (AKA JOHN DEERE PAC) | $35K | 11 | 2010, 2014, 2016, 2012 |
| INDEPENDENT COMMUNITY BANKERS OF AMERICA POLITICAL ACTION COMMITTEE | $34K | 23 | 2010, 2014, 2016, 2012 |
| KOCH, INC. POLITICAL ACTION COMMITTEE (KOCHPAC) | $30K | 19 | 2010, 2014, 2016, 2012, 2018 |
| INTERNATIONAL PAPER POLITICAL ACTION COMMITTEE (IP-PAC) | $30K | 15 | 2014, 2016, 2012 |
| AMERICAN COLLEGE OF RADIOLOGY ASSOCIATION PAC | $30K | 10 | 2010, 2014, 2016, 2012 |
| EVERY REPUBLICAN IS CRUCIAL (ERICPAC) | $30K | 6 | 2010, 2014, 2012 |