| AUTOMOTIVE FREE INTERNATIONAL TRADE PAC | $110K | 27 | 2010, 2002, 1996, 1994, 2014, 2006, 1992, 1998, 2004, 2012, 2008, 2000 |
| MANTECH INTERNATIONAL CORPORATION POLITICAL ACTION COMMITTEE ( A.K.A 'MANTECH PAC') | $100K | 50 | 2010, 1990, 2002, 1996, 1994, 2014, 2006, 1992, 1998, 2004, 2012, 2008, 2000 |
| NATIONAL ASSOCIATION OF REALTORS POLITICAL ACTION COMMITTEE | $100K | 52 | 2010, 2002, 1996, 1994, 2014, 2006, 1992, 1998, 2004, 2012, 2008, 2000 |
| INTERNATIONAL BROTHERHOOD OF ELECTRICAL WORKERS POLITICAL ACTION COMMITTEE | $99K | 33 | 2010, 1990, 2002, 1996, 1994, 2014, 2006, 1992, 1998, 2004, 2012, 2008, 2000 |
| NATIONAL ACTIVE AND RETIRED FEDERAL EMPLOYEES ASSOCIATION POLITICAL ACTION COM (NARFE-PAC) | $92K | 30 | 2010, 1990, 2002, 1996, 1994, 2014, 2006, 1992, 1998, 2004, 2012, 2008, 2000 |
| SCIENCE APPLICATIONS INTERNATIONAL CORPORATION VOLUNTARY POLITICAL ACTION COMMITTEE | $86K | 31 | 2010, 2002, 1996, 2014, 2006, 1998, 2004, 2012, 2008, 2000 |
| LOCKHEED MARTIN CORPORATION EMPLOYEES' POLITICAL ACTION COMMITTEE | $73K | 33 | 2010, 2002, 1996, 2014, 2006, 1998, 2004, 2012, 2008, 2000 |
| GENERAL DYNAMICS CORPORATION POLITICAL ACTION COMMITTEE (GENERAL DYNAMICS EMPLOYEE PAC) | $62K | 36 | 2010, 2002, 2014, 2006, 1998, 2004, 2012, 2008, 2000 |
| BAE SYSTEMS INC. POLITICAL ACTION COMMITTEE (BAE SYSTEMS USA PAC) | $61K | 40 | 2010, 2002, 1996, 1994, 2014, 2006, 1998, 2004, 2012, 2008, 2000 |
| DELOITTE POLITICAL ACTION COMMITTEE | $60K | 33 | 2010, 2002, 1996, 1994, 2014, 2006, 1998, 2004, 2012, 2008, 2000 |