Mark Wagoner

About Mark Wagoner

As an accomplished trial attorney, the former Chairman of the Judiciary Committee of The Ohio Senate, the Chairman of the Board of a major health care company, and the former Chairman of a major urban political party, Mark is actively sought by clients facing their most difficult litigation, business, and governmental problems.Mark has a record of success in high-stakes jury trials. In the fall of 2023, Mark secured not guilty verdicts for the lead defendant against felony charges brought by the U.S. Department of Justice, Antitrust Division alleging bid rigging and price fixing contracts issued to the U.S. Army. Mark has been recognized as one of Ohio’s top constitutional litigators, with the distinction of representing the Governor of Ohio, the Ohio Secretary of State, the President of the Ohio Senate, and a former Speaker of the Ohio House of Representatives in a variety of high-stakes matters in federal and state courts. Finally, Best Lawyers in America recognized Mark as the Appellate Lawyer of the year in 2022 in the Toledo area when he was part of a litigation team that reversed a preliminary injunction in the U.S. Court of Appeals for the Sixth Circuit with a decision that is now widely cited on the duty to deal with competitors under antitrust laws. Mark is a former Chairman of the Antitrust Section of the Ohio State Bar Association and specializes in antitrust issues, including both criminal and civil matters.In addition to his litigation practice, Mark is the founder of Shumaker Advisors, the firm’s multistate and federal government affairs practice, and serves as Chairman of Shumaker Advisors Ohio. He has extensive public policy experience, from drafting major pieces of legislation, such as the legislation that created Ohio’s economic development agency JobsOhio, to chairing major statewide efforts, such as the Ohio Military Facilities Commission. He has also served as one of 20 public members of the Ohio Constitutional Modernization Commission and as one of the State of Ohio’s 18 Presidential Electors in the Electoral College.Mark is actively engaged in improving the legal profession. U.S. Senators Portman and Brown appointed Mark to serve as a member of the Bipartisan Judicial Advisory Commission to assist the Senators in identifying and screening candidates for vacancies on the U.S. District Courts for the Southern and Northern Districts of Ohio. The Chief Judge of the U.S. Court of Appeals for the Sixth Circuit appointed Mark as one of the three Ohio designates to the Life Member Committee to the Sixth Circuit Judicial Conference.

Experience

1. Partner

   Shumaker, Loop & Kendrick, LLP

   Sep 1997 — Present · Toledo and Columbus, OH, US

   Lawdragon\'s 500 Global Leaders in Crisis Management, 2025Best Lawyers in America® Ohio Appellate Lawyer of the Year, 2021 and 2025Ohio Designate, The U.S. Court of Appeals for the Sixth Circuit Life Member CommitteeMember, Ohio Access to Justice Foundation BoardAV® Rating from Martindale Hubbell®Chairman, Antitrust Committee Ohio State Bar AssociationThree-time recipient of Toledo Bar Association Pro Bono AwardNamed Ohio Commodore by Governor of Ohio

Education

• Georgetown University

  BA, cum laude, Government, History

  1990 — 1994

• The Ohio State University Moritz College of Law

  JD, with honors

  1994 — 1997

Skills

• Arbitration
• Litigation
• Franchising
• Commercial Litigation
• Finra