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Four Plunkett Cooney Attorneys Named to Michigan’s Legal 250 list

09.10.2026

Michael S. Bogren, Charles W. Browning, Mark S. Kopson and Mary Massaron from Plunkett Cooney, one of the Midwest’s oldest and most accomplished law firms, were recently selected for the inaugural edition of Michigan’s Legal 250 by Michigan Lawyers Weekly, a publication serving the state’s legal community.

The Michigan Lawyers Weekly Legal 250 is a curated list celebrating top “go-to” legal leaders across 40 different practice areas within Michigan. The program spotlights influential attorneys and provides a comprehensive, expert-selected guide to the best legal talent in the state, published both in print and online.

Named to Michigan’s Legal 250 list is Bogren (Grand Rapids), who was selected for his expertise in the area of municipal/government law. A 1982 cum laude graduate of University of Detroit School of Law, Bogren has extensive experience representing municipalities in both state and federal court claims involving due process matters, First Amendment issues, Michigan Open Meetings and Freedom of Information act violations, zoning disputes and employment law disputes, including cases involving the Americans with Disabilities Act, gender discrimination and sexual harassment.

Browning (Bloomfield Hills) was named to the Legal 250 list for his extensive experience in insurance coverage law. Browning is a partner and co-leader of Plunkett Cooney’s Insurance Coverage Practice Group, overseeing the firm’s nationwide practice as coverage counsel for several major insurance companies. A frequent speaker and author on insurance law, Browning has represented insurers in most of the significant commercial coverage disputes occurring over the last three decades. 

Kopson (Bloomfield Hills) was selected for his expertise in the area of health care law. Throughout his legal career, Kopson has represented health facilities, health plans, medical and behavioral health providers, nonprofits, integrated delivery systems, and managed care organizations across the United States. His expertise spans commercial and governmental managed care contracting, regulation, compliance and alternative dispute resolution. Kopson has extensive experience in corporate governance and is the Immediate Past President of the American Health Law Association.

Rounding out the list of Plunkett Cooney attorneys named among Michigan’s Legal 250 is Massaron (Bloomfield Hills). She is included for her extensive experience in the area of appellate law, in which she has concentrated her practice for over 30 years. Massaron’s appellate advocacy is widely known, and she has handled of over 400 appeals resulting in approximately 150 published opinions, including over 100 appeals in the U.S. Court of Appeals for the Sixth Circuit. A 1990 summa cum laude graduate of Wayne State University Law School, she has won numerous victories before the Michigan Supreme Court for public and private sector clients, overturning multi-million dollar judgments and establishing new legal principles.

Established in 1913, Plunkett Cooney is a leading provider of business and litigation services to clients in the private and public sectors. The firm employs attorneys in Chicago, Illinois, Indianapolis, Indiana, eight Michigan cities and two Ohio cities.

Plunkett Cooney has achieved the highest rating (AV) awarded by Martindale-Hubbell, a leading, international directory of law firms as well as recognition by Best Lawyers as one of the nation’s leading law firms since the honor’s inception in 2010.

For more information about the firm's Legal 250 honorees, contact John Cornwell of Plunkett Cooney’s Practice Development Department at (248) 901-4008; jcornwell@plunkettcooney.com.

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