| NATIONAL AUTOMOBILE DEALERS ASSOCIATION POLITICAL ACTION COMMITTEE | $73K | 31 | 2010, 2002, 1996, 2014, 2006, 1998, 2016, 2012, 2008, 2000 |
| EXELON CORPORATION POLITICAL ACTION COMMITTEE | $64K | 36 | 2010, 2002, 2014, 2006, 2016, 2004, 2012, 2008 |
| GENESIS HEALTHCARE INC PAC | $59K | 37 | 2010, 2002, 1996, 2014, 2006, 1998, 2016, 2004, 2012, 2008, 2000 |
| COMCAST CORPORATION & NBCUNIVERSAL POLITICAL ACTION COMMITTEE - FEDERAL | $53K | 32 | 2010, 2002, 2014, 2006, 2016, 2004, 2012, 2008 |
| AMERICAN COLLEGE OF RADIOLOGY ASSOCIATION PAC | $53K | 28 | 2010, 2014, 2006, 2016, 2004, 2012, 2008 |
| NCTA - THE INTERNET & TELEVISION ASSOCIATION POLITICAL ACTION COMMITTEE (NCTAPAC) | $53K | 17 | 2010, 2002, 2014, 2006, 2004, 2012, 2008 |
| NATIONAL ASSOCIATION OF REALTORS POLITICAL ACTION COMMITTEE | $51K | 34 | 2010, 2002, 1996, 2014, 2006, 1998, 2016, 2004, 2012, 2008, 2000 |
| AMERICAN PHYSICAL THERAPY ASSOCIATION PHYSICAL THERAPY POLITICAL ACTION COMMITTEE (PT-PAC) | $51K | 34 | 2010, 2002, 1996, 2014, 2006, 1998, 2016, 2004, 2012, 2008 |
| AMERICAN COLLEGE OF CARDIOLOGY PAC (HEARTPAC) | $50K | 17 | 2010, 2002, 2014, 2006, 2016, 2012, 2008 |
| POLITICAL ACTION COMMITTEE OF THE AMERICAN ASSOCIATION OF ORTHOPAEDIC SURGEONS--PAC OF AAOS | $49K | 25 | 2010, 2002, 2014, 2006, 2016, 2012, 2008 |