| NRCC | $61K | 14 | 1996, 1994, 1998, 2000 |
| PINNACLE WEST CAPITAL CORPORATION PAC | $42K | 24 | 1996, 1994, 2014, 1998, 2016, 2012 |
| NATIONAL HORIZON | $41K | 3 | 2012 |
| NATIONAL AUTOMOBILE DEALERS ASSOCIATION POLITICAL ACTION COMMITTEE | $40K | 16 | 1996, 1994, 2014, 1998, 2016, 2012 |
| NATIONAL BEER WHOLESALERS ASSOCIATION POLITICAL ACTION COMMITTEE | $31K | 10 | 1996, 1994, 2014, 1998, 2012 |
| INTEL CORPORATION POLITICAL ACTION COMMITTEE (IPAC) | $30K | 13 | 1996, 1994, 2014, 1998, 2016, 2012 |
| NATIONAL ASSOCIATION OF REALTORS POLITICAL ACTION COMMITTEE | $28K | 19 | 1996, 1994, 2014, 1998, 2016, 2012 |
| AMERICAN MEDICAL ASSOCIATION POLITICAL ACTION COMMITTEE | $27K | 9 | 1996, 1994, 2014, 1998, 2012 |
| NATIONAL RIFLE ASSOCIATION OF AMERICA POLITICAL VICTORY FUND | $24K | 18 | 1996, 1994, 2014, 1998, 2012 |
| AMERICAN SOCIETY OF ANESTHESIOLOGISTS POLITICAL ACTION COMMITTEE (ASA PAC) | $24K | 9 | 1996, 1994, 2014, 1998, 2016, 2012 |