| DCCC | $279K | 97 | 1990, 1996, 1994, 1992, 1988, 1998, 1980, 1986, 1982, 2000 |
| AFL-CIO | $105K | 30 | 2002, 1996, 1994, 1992, 1984, 1988, 1998, 1986, 2000 |
| UAW - V - CAP (UAW VOLUNTARY COMMUNITY ACTION PROGRAM) 'INT'L UNION UNITED AUTOMOBILE AEROSPACE & AGRICULTURAL IMPLEMENT WORKERS OF AMERICA UAW | $102K | 62 | 1990, 1996, 1994, 1992, 1984, 1988, 1998, 1980, 1986, 1982, 2000 |
| MACHINISTS NON PARTISAN POLITICAL LEAGUE OF THE INTERNATIONAL ASSOCIATION OF MACHINISTS & AEROSPACE WORKERS | $93K | 47 | 1990, 1996, 1994, 1992, 1984, 1988, 1998, 1980, 1986, 1982, 2000 |
| NEA FUND FOR CHILDREN AND PUBLIC EDUCATION | $85K | 44 | 1990, 1996, 1994, 1992, 1984, 1988, 1998, 1980, 1986, 1982, 2000 |
| AMERICAN FEDERATION OF STATE COUNTY & MUNICIPAL EMPLOYEES P E O P L E | $74K | 37 | 1990, 1996, 1994, 1992, 1984, 1988, 1998, 1980, 1986, 1982, 2000 |
| D.R.I.V.E. - DEMOCRAT, REPUBLICAN, INDEPENDENT VOTER EDUCATION (THE PAC OF THE INTERNATIONAL BROTHERHOOD OF TEAMSTERS) | $68K | 22 | 1990, 1996, 1994, 1992, 1984, 1988, 1998, 1986, 2000 |
| GENERAL DYNAMICS CORPORATION POLITICAL ACTION COMMITTEE (GENERAL DYNAMICS EMPLOYEE PAC) | $62K | 55 | 1990, 1996, 1994, 1992, 1984, 1988, 1998, 1986, 1982, 2000 |
| NATIONAL ACTIVE AND RETIRED FEDERAL EMPLOYEES ASSOCIATION POLITICAL ACTION COM (NARFE-PAC) | $62K | 29 | 1990, 1996, 1994, 1992, 1984, 1988, 1998, 1986, 1982, 2000 |
| AMERICAN FEDERATION OF TEACHERS, AFL-CIO COMMITTEE ON POLITICAL EDUCATION | $58K | 36 | 1990, 1996, 1994, 1992, 1984, 1988, 1998, 1986, 1982, 2000 |