| REPUBLICAN NATIONAL COMMITTEE | $81K | 4 | 2002 |
| NATIONAL AUTOMOBILE DEALERS ASSOCIATION POLITICAL ACTION COMMITTEE | $73K | 26 | 2002, 2004, 2006, 2008, 2010, 2012, 2014 |
| DTE ENERGY COMPANY POLITICAL ACTION COMMITTEE | $68K | 47 | 2002, 2004, 2006, 2008, 2010, 2012, 2014, 2016 |
| NATIONAL BEER WHOLESALERS ASSOCIATION POLITICAL ACTION COMMITTEE | $65K | 19 | 2002, 2004, 2006, 2008, 2010, 2012, 2014 |
| AMERICAN DENTAL ASSOCIATION POLITICAL ACTION COMMITTEE | $61K | 28 | 2002, 2004, 2006, 2008, 2010, 2012, 2014 |
| BUILD POLITICAL ACTION COMMITTEE OF THE NATIONAL ASSOCIATION OF HOME BUILDERS (BUILDPAC) | $61K | 24 | 2002, 2004, 2006, 2008, 2010, 2012, 2014 |
| FORD MOTOR COMPANY CIVIC ACTION FUND | $60K | 32 | 2002, 2004, 2006, 2008, 2010, 2012, 2014 |
| CMS ENERGY CORPORATION EMPLOYEES FOR BETTER GOVERNMENT- FEDERAL | $58K | 42 | 2002, 2004, 2006, 2008, 2010, 2012, 2014, 2016 |
| UNITED PARCEL SERVICE, INC. PAC (UPSPAC) | $55K | 45 | 2002, 2004, 2006, 2008, 2010, 2012, 2014 |
| NATIONAL ASSOCIATION OF REALTORS POLITICAL ACTION COMMITTEE | $55K | 29 | 2002, 2004, 2006, 2008, 2010, 2012, 2014 |