T. Markus Funk is an American attorney, law professor, and author known for the prosecution of several high-profile mob figures during his career at the United States Department of Justice,[1] his role in co-leading the internal investigation into former Ohio State University team physician Dr. Richard Strauss,[5] and trial victory on behalf of the Costa Rican citrus industry.

Funk worked for the United States Department of Justice under U.S. Attorney Patrick Fitzgerald for 10 years.

[2] During his time with the DOJ, he prosecuted numerous high-profile cases, including those of mobsters,[9] white collar criminals, Roman Catholic priests and deacons, and company CEOs.

[14][15][16] As an Assistant United States Attorney, Funk also prosecuted Joey "The Clown" Lombardo, Frank Calabrese, Sr. and other high-ranking mobsters as part of Operation Family Secrets, an FBI investigation into 18 homicides and various other crimes committed by the Chicago Outfit between the 1960s and 2000s.

Funk also prosecuted mobsters Joseph Scalise, Arthur Rachel and Robert Pullia for their involvement in a conspiracy to rob cash from the First National Bank of La Grange in 2010.

[24] At the time of his departure from the U.S. Department of Justice, the Chicago Sun-Times described Markus as a "street-smart prosecutor with an Oxford pedigree.

[7] He specializes in internal investigations, complex commercial litigation, and white collar criminal defense,[26] and in 2011 co-founded the firm's corporate social responsibility and supply chain compliance practice.

He currently co-teaches a class on bribery and forced labor in company supply chains at the University of Colorado School of Law.