Robert L. Marquardt (December 25, 1925 – January 14, 2012) was the founder and owner of Management & Training Corporation, the third largest prison contractor in the United States.
Robert L. Marquardt (December 25, 1925 – January 14, 2012) was the founder and owner of Management & Training Corporation, the third largest prison contractor in the United States. (en)
Robert L. Marquardt (December 25, 1925 – January 14, 2012) was the founder and owner of Management & Training Corporation, the third largest prison contractor in the United States. (en)