| NRCC | $125K | 31 | 2002, 1996, 1994, 1992, 1998, 2004, 2000 |
| NATIONAL BEER WHOLESALERS ASSOCIATION POLITICAL ACTION COMMITTEE | $48K | 20 | 2002, 1996, 1994, 1998, 2004, 2000 |
| AMERICAN HOSPITAL ASSOCIATION PAC | $47K | 25 | 2002, 1996, 1994, 1998, 2004, 2000 |
| NATIONAL ASSOCIATION OF REALTORS POLITICAL ACTION COMMITTEE | $46K | 29 | 2002, 1996, 1994, 1998, 2004, 2000 |
| AIR LINE PILOTS ASSOCIATION PAC | $44K | 27 | 2002, 1996, 1994, 1998, 2004, 2000 |
| D.R.I.V.E. - DEMOCRAT, REPUBLICAN, INDEPENDENT VOTER EDUCATION (THE PAC OF THE INTERNATIONAL BROTHERHOOD OF TEAMSTERS) | $40K | 11 | 2002, 1996, 1994, 1998, 2004, 2000 |
| LABORERS' INTERNATIONAL UNION OF NORTH AMERICA (LIUNA) PAC | $40K | 18 | 2002, 1996, 1994, 1998, 2004, 2000 |
| AMALGAMATED TRANSIT UNION - COPE | $38K | 18 | 2002, 1996, 1994, 1998, 2004, 2000 |
| AMERICAN MEDICAL ASSOCIATION POLITICAL ACTION COMMITTEE | $38K | 22 | 2002, 1996, 1994, 1998, 2004, 2000 |
| NATIONAL ASSOCIATION OF LETTER CARRIERS OF U.S.A. POLITICAL FUND (LETTER CARRIER POLITICAL FUND) | $35K | 17 | 2002, 1996, 1994, 1998, 2004, 2000 |