| MECKLENBURG COUNTY REPUBLICAN PARTY | $72K | 11 | 2002, 2000 |
| NORTH CAROLINA REPUBLICAN PARTY | $66K | 21 | 2010, 2006, 2004, 2008, 2000 |
| AMERICAN SOCIETY OF ANESTHESIOLOGISTS POLITICAL ACTION COMMITTEE (ASA PAC) | $64K | 36 | 2010, 2002, 1996, 2006, 1998, 2004, 2012, 2008, 2000 |
| AT&T INC. EMPLOYEE FEDERAL POLITICAL ACTION COMMITTEE (AT&T EMPLOYEE FEDERAL PAC) | $57K | 38 | 2010, 2002, 1996, 2006, 1998, 2004, 2012, 2008, 2000 |
| DUKE ENERGY CORPORATION PAC | $55K | 34 | 2010, 2002, 1996, 1994, 2006, 1998, 2004, 2012, 2008, 2000 |
| AMERICAN COLLEGE OF RADIOLOGY ASSOCIATION PAC | $55K | 29 | 2010, 2002, 2006, 2004, 2012, 2008, 2000 |
| NATIONAL ASSOCIATION OF REALTORS POLITICAL ACTION COMMITTEE | $53K | 36 | 2010, 2002, 1996, 1994, 2006, 1998, 2004, 2012, 2008, 2000 |
| AMERICAN BANKERS ASSOCIATION PAC (BANKPAC) | $53K | 38 | 2010, 2002, 1996, 2006, 1998, 2004, 2012, 2008, 2000 |
| DUKE ENERGY CORPORATION PROGRESS PAC | $50K | 39 | 2010, 2002, 1996, 1994, 2006, 1998, 2004, 2012, 2008, 2000 |
| GLAXOSMITHKLINE LLC PAC (GSK PAC) | $49K | 29 | 2010, 2002, 1996, 1994, 2006, 1998, 2004, 2012, 2008, 2000 |