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Education
- University of Missouri (B.S., cum laude, 2003).
- Columbia University School of Law (J.D. 2006)(Kent Scholar; Stone Scholar; Stone Honors Moot Court semi-finalist).
Bar & Court Admissions
- New York (2007).
- Delaware (2009).
Clerkships
- Legal extern, Duane Benton (8th Cir. 2004).
- Law clerk, Walter K. Stapleton (3d Cir. 2007-08).
Attorneys

Mark M. Billion
Mark Billion's practice has included commercial litigation involving fiduciary duties; litigating breach-of-contract and indemnification claims; merger-related litigation pertaining to hostile bids, proxy contests and defensive maneuvers; domestic and international antitrust proceedings; and appellate litigation. Mr. Billion received a B.S. from University of Missouri and his J.D. from Columbia University School of Law. Mr. Billion is admitted to practice in New York and Delaware. He is a resident of our Delaware office.
