| INTERNATIONAL BROTHERHOOD OF ELECTRICAL WORKERS POLITICAL ACTION COMMITTEE | $67K | 26 | 1996, 1998, 2000, 2002, 2004, 2006, 2008, 2010 |
| AMERICAN ASSOCIATION FOR JUSTICE POLITICAL ACTION COMMITTEE (AAJ PAC) | $62K | 36 | 1996, 1998, 2000, 2002, 2004, 2006, 2008 |
| NATIONAL VENTURE CAPITAL ASSOCIATION VENTUREPAC | $57K | 25 | 1998, 2000, 2002, 2004, 2006, 2008, 2010 |
| CARPENTERS LEGISLATIVE IMPROVEMENT COMMITTEE UNITED BROTHERHOOD OF CARPENTERS AND JOINERS | $53K | 14 | 1996, 1998, 2000, 2002, 2004, 2006, 2008 |
| THE ALBERTSONS COMPANIES, INC. POLITICAL ACTION COMMITTEE (ACI PAC) | $49K | 22 | 1996, 1998, 2000, 2002, 2004, 2006, 2008 |
| NATIONAL ASSOCIATION OF INSURANCE AND FINANCIAL ADVISORS POLITICAL ACTION COMM | $45K | 24 | 1998, 2000, 2002, 2004, 2006, 2008 |
| AMERICAN FEDERATION OF STATE COUNTY & MUNICIPAL EMPLOYEES P E O P L E | $42K | 27 | 1996, 1998, 2000, 2002, 2004, 2006, 2008, 2010 |
| NATIONAL ASSOCIATION OF REALTORS POLITICAL ACTION COMMITTEE | $41K | 27 | 1998, 2000, 2002, 2004, 2006, 2008 |
| NEA FUND FOR CHILDREN AND PUBLIC EDUCATION | $40K | 19 | 1996, 1998, 2000, 2002, 2004, 2006, 2008 |
| AIR LINE PILOTS ASSOCIATION PAC | $40K | 26 | 1996, 1998, 2000, 2002, 2006, 2008 |