EXPERIENCEBill Horton has been trying lawsuits for over 40 years. He primarily practices in the areas of business and commercial disputes, employment law, and real estate cases. Many cases are related to the automobile industry.
Bill is a fellow of the American College of Trial Lawyers, the premier association of trial lawyers in North America. He has tried dozens of lawsuits to verdict, including nine in one year.
In business litigation, Bill has tried numerous shareholder disputes, claims of misappropriation of trade secrets, breach of non-competition agreements, and other competitive disputes. He has published articles and spoken on these topics a number of times.
Bill has been involved in the licensure, protection, and litigation surrounding a number of software and other intellectual property developments. He is the former Chairperson of the State Bar Information Technology Law Section.
Bill became involved in a water access dispute many years ago and has since handled dozens of cases involving riparian rights in many trial courts, the Michigan Court of Appeals and the Michigan Supreme Court.
Bill has an “AV” Peer Review rating from Martindale-Hubbell, (the highest ranking by peers for ethical standards and legal ability) certified as a civil trial specialist by the National Board of Trial Advocacy and is recognized by Super Lawyers and Best Lawyers.
Distinctions
Peer Reviewed
best lawyers: Recognized since 2011
Selected to Super Lawyers: 2006 - 2023
top lawyers: Recognized since 2010
top attorney
Recognized since 2014
Michigan’s ‘Go To Lawyers’ for Business Law
News / blog
21 Giarmarco, Mullins & Horton Attorneys Named to 2027 Best Lawyers in America.
Aug 21, 2026 Adam Levitsky, Alexander Lebedinski, Anthony Chubb, Bruce W. Haffey, Donald K. Warwick, Elizabeth “Liza” Favaro, Firm News, Geoffrey S. Wagner, George A. Contis, Jared Trust, Julius H. Giarmarco, Kara S. Ferrara, Keela Johnson, Kenneth B. Chapie, LeRoy H. Wulfmeier, III, Matthew S. Weaver, News, Paul A. Thursam, Ryan L. Perry, Timothy J. Mullins, Victoria S. Lehman, William H. Heritage, III, William H. Horton
August 21, 2026 - Best Lawyers honorees are selected through a peer-review process evaluating professional excellence within specific practice areas and geographic regions. The firm's recognized attorneys span 22 practice areas and 1 location, including: Kenneth B....
WILLIAM H. HORTON ADMITTED TO AMERICAN COLLEGE OF TRIAL LAWYERS
Mar 17, 2025 Firm News, News, Recognitions, William H. Horton
Troy, MI, 03/17/2025 - William H. Horton has become a fellow of the American College of Trial Lawyers, the premier association of trial lawyers in North America. The induction ceremony at which Mr. Horton became a fellow took place recently before an audience of...
GMH Attorneys Recognized in The Best Lawyers in America 2026
Sep 10, 2025 Adam Levitsky, Alexander Lebedinski, Anthony Chubb, Bruce W. Haffey, Courtney Q. Moore, David Occhiuto, Donald K. Warwick, Elizabeth “Liza” Favaro, Firm News, Geoffrey S. Wagner, George A. Contis, Jared Trust, John R. Fleming, Julius H. Giarmarco, Kara S. Ferrara, Katherine Ross, Keela Johnson, Kenneth B. Chapie, LeRoy H. Wulfmeier, III, Matthew S. Weaver, News, Paul A. Thursam, Ryan L. Perry, Samantha Faulkner, Thomas P. Cavanaugh, Timothy J. Mullins, Victoria S. Lehman, William H. Heritage, III, William H. Horton
GMH Attorneys Recognized in The Best Lawyers in America 2026GMH is proud to announce that numerous attorneys from our Troy office have been recognized in the 2026 edition of The Best Lawyers in America and Best Lawyers: Ones to Watch in America . These honors...
26 Giarmarco, Mullins & Horton, P.C. Attorneys Recognized as Best Lawyers
Aug 29, 2024 Adam Levitsky, Anthony Chubb, Bruce W. Haffey, Dennis M. Rauss, Donald K. Warwick, Elizabeth “Liza” Favaro, Firm News, Geoffrey S. Wagner, George A. Contis, Jared Trust, John A. Anderson, John R. Fleming, Julius H. Giarmarco, Kara S. Ferrara, Katherine Ross, Keela Johnson, Kenneth B. Chapie, Lauren Studley, LeRoy H. Wulfmeier, III, Matthew S. Weaver, News, Paul A. Thursam, Ryan L. Perry, Thomas P. Cavanaugh, Timothy J. Mullins, Victoria S. Lehman, William H. Heritage, III, William H. Horton
26 Giarmarco, Mullins & Horton, P.C. Lawyers Recognized as Best Lawyers Award Recipients and Ones to Watch in America August 29, 2024 -- Giarmarco, Mullins & Horton, P.C. is pleased to announce that 23 lawyers have been included in the 2025 edition of...
