Colin M. Battersby

Donald K. Warwick is a top attorney recognized by Best Lawyers in the practice area(s) of Medical Malpractice Law - Defendants. Donald K., who practices law in Troy, Michigan, has been recognized since 2025. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Donald K. is held by other top lawyers in the same geographic and legal practice area.

Molly Mack Crandall is a top attorney recognized by Best Lawyers in the practice area(s) of Copyright Law, Litigation - Intellectual Property and Trademark Law. Molly Mack, who practices law in Royal Oak, Michigan, has been recognized since 2026. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Molly Mack is held by other top lawyers in the same geographic and legal practice area.

William L. Thompson is a top attorney recognized by Best Lawyers in the practice area(s) of Commercial Litigation. William L., who practices law in Birmingham, Michigan, has been recognized since 2023. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which William L. is held by other top lawyers in the same geographic and legal practice area.

Heather G. Ptasznik is a top attorney recognized by Best Lawyers in the practice area(s) of Employment Law - Management. Heather G., who practices law in Birmingham, Michigan, has been recognized since 2024. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Heather G. is held by other top lawyers in the same geographic and legal practice area.

L. Jeffrey Zauberman is a top attorney recognized by Best Lawyers in the practice area(s) of Banking and Finance Law. L. Jeffrey, who practices law in Bloomfield Hills, Michigan, has been recognized since 2013. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which L. Jeffrey is held by other top lawyers in the same geographic and legal practice area.

Bill helps businesses protect their brands, inventions and copyrights to build business and avoid being sued. With more than 30 years experience, Bill has extensive knowledge and expertise in all aspects of patent, trademark, trade secret, and copyright matters including litigation in a broad range of industries. He evaluates patents, trademarks, and copyrights along with advising clients on the protection of inventions, trademarks, and copyrightable subject matter. Bill is a highly sought-af...

Eric is a partner and leads the firm's Tax Planning, Compliance and Litigation Practice Team. He has extensive experience in tax law with a focus on all aspects of related civil and criminal law, as well as complex financial investigative and litigation matters. Through a collaborative and proactive process he has achieved exceptional results, including multiple discontinued or "dropped" investigations, litigation victories and, where appropriate, effective sentencing advocacy resulting in mu...

Bruce W. Haffey is a senior, highly-qualified business and tax lawyer with the firm of Giarmarco, Mullins and Horton, P.C. in Troy, Michigan, and is a member of its Board of Directors. Mr. Haffey practices primarily in the areas of corporate law, commercial transactions, mergers and acquisitions, franchise and distribution law and tax law and for closely-held business clients engaged in a wide assortment of industries. Mr. Haffey represents privately-held business clients throughout the life ...

Roger focuses his practice on Corporate law and Commercial Transactions. He is experienced with contract negotiations involving joint ventures, strategic alliances, mergers/acquisitions, and related agreements, including, e.g., joint venture relationships involving the design, development and supply of various automotive systems and components. He is skilled at drafting and negotiating a broad spectrum of contracts and related documents, with extensive experience concerning automotive supply ...

Jennifer Hetu’s practice focuses on trademark law and brand protection. She advises businesses of all sizes on a wide range of trademark matters in the U.S. and international markets, collaborates with foreign law firms on worldwide trademark protection, and provides counseling regarding U.S. use and registration. She also counsels businesses in the rapidly growing cannabis industry on how to navigate trademark protection strategies in the current landscape. She is a former trademark at...