| US CHAMBER OF COMMERCE | $1.6M | 2 | 2014 |
| NATIONAL RIFLE ASSOCIATION OF AMERICA POLITICAL VICTORY FUND | $137K | 39 | 2010, 2002, 1996, 1994, 2014, 2006, 2004, 2012, 2008, 2000 |
| AFLAC POLITICAL ACTION COMMITTEE (AFLAC PAC) | $88K | 27 | 2010, 2002, 1996, 1994, 2014, 2006, 1998, 2012, 2008, 2000 |
| NATIONAL RURAL ELECTRIC COOPERATIVE ASSOCIATION AMERICA'S ELECTRIC COOPERATIVES PAC | $86K | 54 | 2010, 2002, 1996, 1994, 2014, 2006, 1998, 2004, 2012, 2008, 2000 |
| GENERAL DYNAMICS CORPORATION POLITICAL ACTION COMMITTEE (GENERAL DYNAMICS EMPLOYEE PAC) | $73K | 45 | 2010, 2002, 2014, 2006, 2004, 2012, 2008, 2000 |
| UNITED PARCEL SERVICE, INC. PAC (UPSPAC) | $69K | 44 | 2010, 2002, 1996, 1994, 2014, 2006, 1992, 2004, 2012, 2008, 2000 |
| NATIONAL AUTOMOBILE DEALERS ASSOCIATION POLITICAL ACTION COMMITTEE | $69K | 22 | 2010, 2002, 1996, 1994, 2014, 2006, 1992, 1998, 2004, 2012, 2008, 2000 |
| UNITED EGG ASSOCIATION EGGPAC | $69K | 40 | 2010, 2002, 1996, 1994, 2014, 2006, 1998, 2004, 2012, 2008, 2000 |
| LOCKHEED MARTIN CORPORATION EMPLOYEES' POLITICAL ACTION COMMITTEE | $65K | 37 | 2010, 2002, 1996, 2014, 2006, 1998, 2004, 2012, 2008, 2000 |
| GEORGIA POWER COMPANY FEDERAL PAC | $64K | 42 | 2010, 2002, 1996, 1994, 2014, 2006, 1992, 1998, 2004, 2012, 2008, 2000 |