| NATIONAL ASSOCIATION OF REALTORS POLITICAL ACTION COMMITTEE | $141K | 80 | 2010, 1990, 2002, 1996, 1994, 2014, 2006, 1992, 1984, 1988, 1998, 2016, 2004, 2012, 2018, 2008, 1986, 2000 |
| NCTA - THE INTERNET & TELEVISION ASSOCIATION POLITICAL ACTION COMMITTEE (NCTAPAC) | $136K | 36 | 2010, 1990, 2002, 1996, 1994, 2014, 2006, 1992, 1988, 1998, 2016, 2004, 2012, 2018, 2008, 2000 |
| NATIONAL AUTOMOBILE DEALERS ASSOCIATION POLITICAL ACTION COMMITTEE | $125K | 64 | 2010, 1990, 2002, 1996, 1994, 2014, 2006, 1992, 1984, 1988, 1998, 2016, 2004, 2012, 2018, 1986, 2000 |
| LOCKHEED MARTIN CORPORATION EMPLOYEES' POLITICAL ACTION COMMITTEE | $111K | 63 | 2010, 2002, 1996, 2014, 2006, 1998, 2016, 2004, 2012, 2018, 2008, 2000 |
| AT&T INC. EMPLOYEE FEDERAL POLITICAL ACTION COMMITTEE (AT&T EMPLOYEE FEDERAL PAC) | $104K | 64 | 2010, 1990, 2002, 1996, 1994, 2014, 2006, 1992, 1984, 1988, 1998, 2016, 2004, 2012, 2018, 2008, 1986, 2000 |
| BNSF RAILWAY COMPANY RAILPAC (BNSF RAILPAC) | $96K | 47 | 2010, 1990, 2002, 1996, 1994, 2014, 2006, 1992, 1998, 2016, 2004, 2012, 2018, 2008, 2000 |
| NRCC | $96K | 145 | 1990, 2002, 1996, 1994, 2006, 1992, 1984, 1988, 1986, 2000 |
| RRI ENERGY, INC. POLITICAL ACTION COMMITTEE | $91K | 64 | 1990, 2002, 1996, 1994, 2006, 1992, 1988, 1998, 2004, 2008, 1986, 2000 |
| AMERICAN MEDICAL ASSOCIATION POLITICAL ACTION COMMITTEE | $88K | 44 | 2010, 1990, 2002, 1996, 1994, 2014, 2006, 1992, 1984, 1988, 1998, 2016, 2004, 2012, 2008, 1986 |
| BUILD POLITICAL ACTION COMMITTEE OF THE NATIONAL ASSOCIATION OF HOME BUILDERS (BUILDPAC) | $88K | 44 | 2010, 1990, 2002, 1996, 1994, 2014, 2006, 1992, 1984, 1988, 1998, 2016, 2004, 2008, 1986, 2000 |