Matthew Koenig

New York
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Matthew is a 1997 graduate of the University of Cincinnati, where he received a Bachelor’s in Business Administration. Matthew is a 2000 graduate of Syracuse University College of Law, where he was a member of the Dean’s List. During law school, Matthew was a Judicial Intern for Hon. Walter H. Rice, Chief Judge and Hon. Michael R. Merz, United States Magistrate Judge in the Southern District of Ohio. Following law school, Matthew was an associate at a small commercial litigation firm in Albany, NY. Since 2002, Matthew has been has been a Supervisor and Team Lead on numerous complex commercial litigation document reviews at various law firms and for the New York County District Attorney and the New York City Law Department. Matthew has worked on many biopharm and financial matters, including securities, antitrust and patent infringement cases. He has assisted in all aspects of litigation, including discovery, depositions and trial preparations.

Practice Groups


  • New York
  • New Jersey

The London office of Constantine Cannon is a separate and independent limited liability partnership registered in England and Wales (with registered number OC376384) with a registered office at 1 Paternoster Square, London EC4M 7DX. Constantine Cannon LLP in London is authorised and regulated by the Solicitors Regulation Authority. The word "partner" denotes a member of Constantine Cannon LLP, or an employee or consultant with equivalent standing and qualifications. The professional rules applicable to the firm are available at the SRA website at