| NRCC | $217K | 143 | 1988, 1990, 1992, 1994, 1996, 1998, 2000, 2002, 2004, 2006 |
| AMERICAN MEDICAL ASSOCIATION POLITICAL ACTION COMMITTEE | $60K | 20 | 1988, 1990, 1992, 1994, 1996, 1998, 2000, 2002, 2004, 2006, 2008 |
| NATIONAL AUTOMOBILE DEALERS ASSOCIATION POLITICAL ACTION COMMITTEE | $53K | 44 | 1988, 1990, 1992, 1994, 1996, 1998, 2000, 2002, 2004, 2006 |
| NATIONAL ASSOCIATION OF INSURANCE AND FINANCIAL ADVISORS POLITICAL ACTION COMM | $53K | 26 | 1988, 1990, 1992, 1994, 1996, 1998, 2000, 2002, 2004, 2006 |
| NATIONAL ASSOCIATION OF REALTORS POLITICAL ACTION COMMITTEE | $52K | 41 | 1988, 1990, 1992, 1994, 1996, 1998, 2000, 2002, 2004, 2006, 2008 |
| G-P EMPLOYEES FUND OF GEORGIA-PACIFIC CORPORATION | $46K | 33 | 1988, 1990, 1992, 1994, 1996, 1998, 2000, 2002, 2004, 2006 |
| NATIONAL BEER WHOLESALERS ASSOCIATION POLITICAL ACTION COMMITTEE | $46K | 28 | 1990, 1992, 1994, 1996, 1998, 2000, 2002, 2004, 2006, 2008 |
| AFLAC POLITICAL ACTION COMMITTEE (AFLAC PAC) | $44K | 20 | 1994, 1996, 1998, 2000, 2002, 2004, 2006, 2008 |
| AMERICAN DENTAL ASSOCIATION POLITICAL ACTION COMMITTEE | $43K | 26 | 1988, 1990, 1992, 1994, 1996, 1998, 2002, 2004, 2006, 2008 |
| INTERNATIONAL PAPER POLITICAL ACTION COMMITTEE (IP-PAC) | $40K | 17 | 1988, 1990, 1992, 1994, 1996, 2004, 2006, 2008 |