William D. Mason

Bill Mason is Partner in Charge of the firm's Cleveland office. He focuses on assisting public sector clients, including municipalities, counties, school districts and other governmental agencies. Bill specializes in resolving issues on behalf of public law clients through creative and innovative thinking and has assisted municipalities with economic development projects. Additionally, Bill continues to serve as Receiver and Receiver’s Counsel in foreclosure and receivership actions.

Bill served as Cuyahoga County Prosecuting Attorney from 1999 to 2012. Before taking office, he was the Law Director for the City of Parma in Northeast Ohio. He was previously an Assistant Prosecuting Attorney in the Cuyahoga County Prosecutor's Office. During his tenure as County Prosecutor, Bill served as President of the Ohio Prosecuting Attorneys Association.

While at Cuyahoga County, Bill created the Community Based Prosecution (CBP) Unit, which is a partnership between the Prosecutor’s Office and local residents. He also created and serves as chairman of the statewide Internet Crimes Against Children Task Force.

Bill created a mortgage fraud unit and helped establish the Cuyahoga County Mortgage Fraud Task Force in response to the foreclosure crisis. He also worked with leaders to reform Cuyahoga County’s criminal justice system, created the Cuyahoga County Forensic Crime Lab, and was a main proponent in getting the new charter on the ballot that led to the restructuring of Cuyahoga County’s government. During his tenure, Bill streamlined his office’s operations and instituted electronic records and a state-of-the-art case management system in the 320-person office.

Professional & Community Activities

  • Chairman, Great Lakes Energy Development Task Force
  • Former Chairman, Internet Crimes Against Children Task Force
  • Former President, Ohio Prosecuting Attorneys Association
  • Member, Parma Area Chamber of Commerce

Presentations & Published Works

  • Co-author, Dr. Sam Sheppard on Trial: Case Closed (a book based on his experience as prosecutor in the 2000 wrongful imprisonment lawsuit), Kent State University Press, 2003

Awards & Recognition

  • Recipient, Parma Area Chamber of Commerce, Parma Pride Award, 2013
  • Recipient, U.S. Department of Justice first Internet Crimes Against Children Leadership Award


  • Cleveland-Marshall College of Law (J.D.)
  • Kent State University (B.A.)