| DCCC | $224K | 109 | 2002, 1996, 1994, 1998, 2000 |
| AFL-CIO | $78K | 11 | 2002, 1996, 1994, 1998, 2000 |
| LEAGUE OF CONSERVATION VOTERS ACTION FUND | $77K | 18 | 2002, 1994 |
| UNITED FOOD AND COMMERCIAL WORKERS INTERNATIONAL UNION ACTIVE BALLOT CLUB | $50K | 15 | 2002, 1996, 1994, 1998, 2000 |
| AMERICAN FEDERATION OF STATE COUNTY & MUNICIPAL EMPLOYEES P E O P L E | $50K | 20 | 2002, 1996, 1994, 1998, 2000 |
| UAW - V - CAP (UAW VOLUNTARY COMMUNITY ACTION PROGRAM) 'INT'L UNION UNITED AUTOMOBILE AEROSPACE & AGRICULTURAL IMPLEMENT WORKERS OF AMERICA UAW | $50K | 18 | 2002, 1996, 1994, 1998, 2000 |
| D.R.I.V.E. - DEMOCRAT, REPUBLICAN, INDEPENDENT VOTER EDUCATION (THE PAC OF THE INTERNATIONAL BROTHERHOOD OF TEAMSTERS) | $49K | 16 | 2002, 1996, 1994, 1998, 2000 |
| AMERICAN ASSOCIATION FOR JUSTICE POLITICAL ACTION COMMITTEE (AAJ PAC) | $49K | 21 | 2002, 1996, 1994, 1998, 2000 |
| MACHINISTS NON PARTISAN POLITICAL LEAGUE OF THE INTERNATIONAL ASSOCIATION OF MACHINISTS & AEROSPACE WORKERS | $48K | 29 | 2002, 1996, 1994, 1998, 2000 |
| NATIONAL EDUCATION ASSOCIATION | $47K | 3 | 2002 |