| NATIONAL ASSOCIATION OF REALTORS POLITICAL ACTION COMMITTEE | $41K | 18 | 2010, 2002, 2006, 2004, 2008 |
| NATIONAL BEER WHOLESALERS ASSOCIATION POLITICAL ACTION COMMITTEE | $35K | 11 | 2002, 2006, 2004, 2008 |
| NATIONAL AUTOMOBILE DEALERS ASSOCIATION POLITICAL ACTION COMMITTEE | $34K | 20 | 2002, 2006, 2004, 2008 |
| NATIONAL RURAL ELECTRIC COOPERATIVE ASSOCIATION AMERICA'S ELECTRIC COOPERATIVES PAC | $31K | 18 | 2010, 2002, 2006, 2004, 2008 |
| ASSOCIATED BUILDERS AND CONTRACTORS, INC. POLITICAL ACTION COMMITTEE (ABC PAC) | $30K | 13 | 2002, 2006, 2004, 2008 |
| WASHINGTON DIVISION OF URS CORPORATION POLITICAL ACTION COMMITTEE | $29K | 17 | 2002, 2006, 2004, 2008 |
| AMERICA'S CREDIT UNIONS PAC OF CREDIT UNION NATIONAL ASSOCIATION, INC. | $29K | 20 | 2010, 2002, 2006, 2004, 2008 |
| KPMG PARTNERS/PRINCIPALS AND EMPLOYEES PAC | $28K | 17 | 2010, 2002, 2006, 2004, 2008 |
| AMERICAN MEDICAL ASSOCIATION POLITICAL ACTION COMMITTEE | $26K | 13 | 2002, 2006, 2004, 2008 |
| AMERICAN BANKERS ASSOCIATION PAC (BANKPAC) | $25K | 22 | 2002, 2006, 2004, 2008 |