| NRCC | $742K | 18 | 2004 |
| DCCC | $574K | 95 | 2002, 1996, 2006, 1998, 2004, 2000 |
| AMERICAN FEDERATION OF STATE COUNTY & MUNICIPAL EMPLOYEES P E O P L E | $62K | 26 | 2002, 1996, 1998, 2004, 2000 |
| TEXAS DEMOCRATIC PARTY | $61K | 8 | 1996, 1998, 2004 |
| INTERNATIONAL BROTHERHOOD OF ELECTRICAL WORKERS POLITICAL ACTION COMMITTEE | $55K | 19 | 2002, 1996, 1998, 2004, 2000 |
| AMERICAN ASSOCIATION FOR JUSTICE POLITICAL ACTION COMMITTEE (AAJ PAC) | $55K | 18 | 2002, 1996, 1998, 2004, 2000 |
| UAW - V - CAP (UAW VOLUNTARY COMMUNITY ACTION PROGRAM) 'INT'L UNION UNITED AUTOMOBILE AEROSPACE & AGRICULTURAL IMPLEMENT WORKERS OF AMERICA UAW | $55K | 17 | 2002, 1996, 1998, 2004, 2000 |
| NATIONAL BEER WHOLESALERS ASSOCIATION POLITICAL ACTION COMMITTEE | $50K | 19 | 2002, 1996, 1998, 2004, 2000 |
| COMMUNICATIONS WORKERS OF AMERICA - COPE POLITICAL CONTRIBUTIONS COMMITTEE | $50K | 20 | 2002, 1996, 1998, 2004, 2000 |
| NATIONAL AUTOMOBILE DEALERS ASSOCIATION POLITICAL ACTION COMMITTEE | $49K | 23 | 2002, 1996, 1998, 2004, 2000 |