Mark McCareins

R. Mark McCareins is a Clinical Professor of Business Law in the Strategy Department where he teaches courses on Antitrust  and Competition,  Business Law and Non-Profit Governance and Organization. Mark is also Co-Director of the JD/MBA program at Kellogg. Mark received a Student Impact Award for his teaching of Business Law in the fall quarter of 2016 and served as the Co-Chair of the Kellogg Vertical Merger Conference in January, 2019. Mark also was apponted as the Kellogg  Clnical Faculty representative to the Northwestern University Faculty Senate in 2021 for a three year term. He has served on various University and Kellogg committees, most recently being appointed to Northwestern University's Investment Advisory Committee ( ACIR) in May, 2025.

While Mark has been instructing at Kellogg for over thirty  years, he also practiced law as a senior partner in the international law firm of Winston and Strawn LLP for thirty-three years, retiring effective February 1, 2014. At Winston, Mark was co-chair of the firm's Global Competition Practice  Group and served in a number of management positions within the firm and the litigation department. Mark's trial practice concentrated on antitrust, intellectual property and unfair competition issues. He tried cases and supervised commercial litigation for clients in nearly forty federal district and appellate courts. These clients were diverse and ranged from pharmaceutical (Abbott Labs) to consumer products (Tropicana Beverages). Through 2014, Mark was ranked as one of the leading antitrust and commercial litigation lawyers in Illinois, the United States and globally in such publications as SuperLawyers, Legal 500, Chambers Guide to Leading Lawyers and Best Lawyers in America. Mark is a member of both the Illinois and California bars. Mark currently serves as the General Counsel of North America's premier metals trade association, the Metals Service Center Institute (www.msci.org). A recognized national expert in antitrust and competition matters, Mark has been quoted in a variety of publications  including Fortune, Law360, Bloomberg, The Business Insider,  The Hill, Yahoo Finance, MarketWatch, The Washington Times,  and The New York Times.

Mark has authored or edited approximately forty articles or books on antitrust, competition and intellectual property matters. He served in many leadership positions in the antitrust section of the American Bar Association, most recently ( May 14,  2025) being re-appointed to the ABA Antitrust Section Leadership as a Liaison from the ABA Intellectual Property Section. He also currently  sits on the ABA Antitrust Section's Antitrust/IP Interface Committee and the ABA-Intellectual Property Litigation Council as a voting member of both committees.   Mark also was a co-chair of the ABA Business Law  Corporate Counsel committee and  served on the ABA Antitrust Section Pricing Conduct Committee Advisory Board . In 2022, Mark was appointed as an Observor to the Uniform Law Commission Study Committee on State Antitrust Law.   He formerly served as  Chair  of the Antitrust Section Council of the Illinois State Bar Association. In addition, Mark is also a former Chair of the Antitrust Committee of the Chicago Bar Association, where he moderated panels on such topics as the corporate criminal leniency program and the use of experts in antitrust cases. He received a Service Award from the Chicago Bar Association in June, 2017. He  is also a fellow of the American Bar Foundation. Mark also serves on the Legal Advisory Council of the National Association of Manufacturers (NAM) and the Chamber of Commerce's Merger Task Force. 

Mark is also very active in community affairs having served as President and Chairman of the Board of Lawrence Hall Youth Services, a Chicago based child welfare agency, through June, 2017 at which time Mark was elected as a Life Trustee (www.lawrencehall.org). Mark was recently named to serve on the Adivsory Board of Juicehoopsfoundation, a non-profit that provides neurodiversity programs in the Chicago area.  Mark also served for mahy years on  on the  Advisory Board of Catholic Charities. Mark has also been  involved in a number of alumni groups at Washington University including serving  on the Chicago Regional Cabinet and the Law School's national alumni council. Mark has received distinguished alumnus awards from both his undergraduate alma mater Northwestern University as well as Washington University where he served as Editor in Chief of the law school's Law Review. He also received the President's Volunteer Service Award from the President's Council on Service and Civic Participation in 2008.