Newt Gingrich and Rick Santorum began in congress earning a congressman salary and on departure from the office they held were muti-millionaires.
Richard John "Rick" Santorum
D.C. insider from 1994-2006
United States Senator for Pennsylvania in 1994 and served there until losing his re-election bid in 2006. Since 2006 Santorum worked as a consultant for several K street Groups, private practice lawyer, and Fox news contributor.
Newton Leroy "Newt" Gingrich
D.C. insider from 1978-1999 remained active in public policy and was a Fox news contributor to present..
November 1978. Congressional election and pressure from Republican colleagues caused Gingrich's resignation from the speakership on November 5, 1998, and then the House on January 3, 1999.
Dr. Ronald Ernest "Ron" Paul
U.S. Representative 1997 to Present Prior January 3, 1979 – January 3, 1985 April 3, 1976 – January 3, 1977.
Ron Paul has been an active writer and publisher since the late 1970s, when he created the first of several newsletters bearing his name. He has published many books, beginning with The Case for Gold (1982) and including Liberty Defined: 50 Essential Issues That Affect Our Freedom (2011), End The Fed (2009), The Revolution: A Manifesto (2008), Pillars of Prosperity (2008), and A Foreign Policy of Freedom: Peace, Commerce, and Honest Friendship (2007). Paul has been characterized as the "intellectual godfather" of the Tea Party movement.[3][4]