| NRCC | $193K | 111 | 2002, 1996, 1994, 2006, 1998, 2004, 2000 |
| NEA FUND FOR CHILDREN AND PUBLIC EDUCATION | $80K | 19 | 2002, 1996, 1994, 2006, 1998, 2004, 2000 |
| NATIONAL BEER WHOLESALERS ASSOCIATION POLITICAL ACTION COMMITTEE | $66K | 19 | 2002, 1996, 1994, 2006, 1998, 2004, 2000 |
| JPMORGAN CHASE & CO. PAC | $63K | 24 | 2002, 1996, 1994, 2006, 1998, 2004, 2000 |
| NATIONAL RIFLE ASSOCIATION OF AMERICA POLITICAL VICTORY FUND | $58K | 36 | 2002, 1996, 1994, 2006, 1998, 2004, 2000 |
| INTERNATIONAL ASSOCIATION OF FIREFIGHTERS INTERESTED IN REGISTRATION AND EDUCATION PAC | $55K | 23 | 2002, 1996, 1994, 2006, 1998, 2004, 2000 |
| NATIONAL AUTOMOBILE DEALERS ASSOCIATION POLITICAL ACTION COMMITTEE | $55K | 33 | 2002, 1996, 1994, 2006, 1998, 2004, 2000 |
| NATIONAL ASSOCIATION OF REALTORS POLITICAL ACTION COMMITTEE | $54K | 33 | 2002, 1996, 1994, 2006, 1998, 2004, 2000 |
| AMERICA'S CREDIT UNIONS PAC OF CREDIT UNION NATIONAL ASSOCIATION, INC. | $50K | 53 | 2002, 1996, 2006, 1998, 2004, 2000 |
| ENGINEERS POLITICAL EDUCATION COMMITTEE (EPEC)/INTERNATIONAL UNION OF OPERATING ENGINEERS | $49K | 25 | 2002, 1996, 1994, 2006, 1998, 2004, 2000 |