| DCCC | $47K | 73 | 2002, 1996, 2006, 1998, 2004, 2000 |
| AMERICAN ASSOCIATION FOR JUSTICE POLITICAL ACTION COMMITTEE (AAJ PAC) | $43K | 25 | 2002, 1996, 1998, 2004, 2000 |
| AMERICAN FEDERATION OF STATE COUNTY & MUNICIPAL EMPLOYEES P E O P L E | $42K | 25 | 2002, 1996, 1998, 2004, 2000 |
| LABORERS' INTERNATIONAL UNION OF NORTH AMERICA (LIUNA) PAC | $33K | 17 | 2002, 1996, 1998, 2004, 2000 |
| NATIONAL ASSOCIATION OF REALTORS POLITICAL ACTION COMMITTEE | $33K | 20 | 2002, 1998, 2004, 2000 |
| NEA FUND FOR CHILDREN AND PUBLIC EDUCATION | $32K | 19 | 2002, 1996, 1998, 2004, 2000 |
| D.R.I.V.E. - DEMOCRAT, REPUBLICAN, INDEPENDENT VOTER EDUCATION (THE PAC OF THE INTERNATIONAL BROTHERHOOD OF TEAMSTERS) | $30K | 7 | 1996, 1998, 2004, 2000 |
| AMERICAN MEDICAL ASSOCIATION POLITICAL ACTION COMMITTEE | $27K | 11 | 2002, 1998, 2000 |
| AMERICAN BANKERS ASSOCIATION PAC (BANKPAC) | $27K | 26 | 2002, 1996, 1998, 2004, 2000 |
| INTERNATIONAL ASSOCIATION OF SHEET METAL, AIR, RAIL AND TRANSPORTATION WORKERS POLITICAL ACTION LEAGUE | $26K | 8 | 2002, 1996, 1998, 2000 |