| DCCC | $1.1M | 13 | 2010, 2012 |
| NATIONAL RIFLE ASSOCIATION OF AMERICA POLITICAL VICTORY FUND | $172K | 21 | 2010, 2014, 2016, 2012 |
| NRCC | $90K | 2 | 2010 |
| NATIONAL FEDERATION OF INDEPENDENT BUSINESS FEDERAL POLITICAL ACTION COMMITTEE | $55K | 5 | 2010, 2016, 2012 |
| BLUE CROSS BLUE SHIELD OF SOUTH CAROLINA FEDERAL GOVERNMENT PROGRAMS | $35K | 8 | 2010, 2014, 2012 |
| KOCH, INC. POLITICAL ACTION COMMITTEE (KOCHPAC) | $35K | 18 | 2010, 2014, 2016, 2012 |
| AMERICAN BANKERS ASSOCIATION PAC (BANKPAC) | $33K | 17 | 2010, 2014, 2016, 2012 |
| DUKE ENERGY CORPORATION PAC | $31K | 20 | 2010, 2014, 2016, 2012 |
| AMERICA'S CREDIT UNIONS PAC OF CREDIT UNION NATIONAL ASSOCIATION, INC. | $30K | 17 | 2010, 2014, 2016, 2012 |
| NATIONAL AUTOMOBILE DEALERS ASSOCIATION POLITICAL ACTION COMMITTEE | $30K | 8 | 2014, 2016, 2012, 2018 |