| DCCC | $80K | 31 | 2002, 1996, 1994, 1998, 2000 |
| AMERICAN FEDERATION OF STATE COUNTY & MUNICIPAL EMPLOYEES P E O P L E | $50K | 15 | 2002, 1996, 1994, 1998, 2000 |
| INTERNATIONAL BROTHERHOOD OF ELECTRICAL WORKERS POLITICAL ACTION COMMITTEE | $44K | 29 | 2002, 1996, 1994, 1998, 2000 |
| AMERICAN ASSOCIATION FOR JUSTICE POLITICAL ACTION COMMITTEE (AAJ PAC) | $41K | 24 | 2002, 1996, 1994, 1998, 2000 |
| D.R.I.V.E. - DEMOCRAT, REPUBLICAN, INDEPENDENT VOTER EDUCATION (THE PAC OF THE INTERNATIONAL BROTHERHOOD OF TEAMSTERS) | $40K | 15 | 2002, 1996, 1994, 1998, 2000 |
| UNITED MINE WORKERS OF AMERICA - COAL MINERS POLITICAL ACTION COMMITTEE | $39K | 27 | 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 | $38K | 8 | 1996, 1994, 1998, 2000 |
| UNITED STEELWORKERS POLITICAL ACTION FUND | $36K | 13 | 2002, 1996, 1994, 1992, 1998, 2000 |
| COMMUNICATION WORKERS OF AMERICA LOCAL 13000 | $34K | 9 | 2002, 1996, 1994, 1998, 2000 |
| LABORERS' INTERNATIONAL UNION OF NORTH AMERICA (LIUNA) PAC | $34K | 19 | 2002, 1996, 1994, 1998, 2000 |