William E. McDonald

Frank focuses his practice on intellectual property litigation and post-grant proceedings. He is well-known by clients and colleagues for his strategies to solve clients’ most challenging IP issues. With over 25 years of experience, Frank has successfully tried patent, trademark, trade secret and copyright cases in Federal Courts nationwide, the Courts of Appeals for the Sixth and Federal Circuits, and the International Trade Commission. As a registered patent attorney , Frank is author...

Kevin has been a Michigan car accident attorney for nearly 25 years. He specializes in litigation involving large commercial vehicles and semi-trucks, No-Fault matters, insurance coverage disputes, municipal vehicles and construction accidents. Kevin has argued complex legal issues before the Michigan Court of Appeals on several occasions and achieved victories for his clients every time. Kevin has obtained millions of dollars for clients injured in a car accident and is a tenacious fighter b...

Norman Orr is a shareholder. A significant portion of his more than forty years of commercial and corporate experience has been in connection with the purchase and sale of businesses, formation of businesses, financing transactions, shareholder/partner disputes, and negotiating and drafting various types of business agreements. Mr. Orr’s experience with financing transactions includes representation of secured lenders, including commercial banks and purchasers of accounts. He has also r...

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.

David A. Kotzian is the managing member of David A. Kotzian, PLLC in Farmington Hills, Michigan. For the past 24 years, his practice has been concentrated in employment rights litigation, counseling, arbitration and mediation. Mr. Kotzian is a 1984 graduate of the University of Michigan Law School, and also earned his Ph.D. in Labor Economics from the University of Michigan. He is the Past Chair of the Oakland County Employment Law Committee, and a past Council Member of the State Bar of Mich...

Jennifer Secorski is a firm partner and dedicated attorney who joined ABC Law Centers (Reiter & Walsh, P.C.) in 2004. While attending law school, Jenni worked at the firm as a legal assistant, where she developed a deep commitment to advocating for children affected by birth injuries. After earning her law degree, she chose to continue her work with the firm as an attorney and was promoted to Partner in 2021. Jenni received her bachelor’s degree from the University of Michigan, Dear...

Nicholas Papasafakis is a top attorney recognized by Best Lawyers in the practice area(s) of Litigation - Trusts and Estates. Nicholas, who practices law in Troy, Michigan, has been recognized since 2026. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Nicholas is held by other top lawyers in the same geographic and legal practice area.

David Marsh, a shareholder with the firm, has extensive experience in commercial and residential real estate transactions and environmental law matters. He has counseled purchasers and sellers of commercial and residential real estate with respect to drafting and negotiating purchase agreements, leases and closing documents; obtaining title insurance coverage; conducting necessary due diligence (including inspections and environmental surveys); and arranging for and negotiating financing. Mr....

Prior to beginning his legal career, Mr. Rettig worked in the automotive industry and held various product engineering and sales positions. He joined an intellectual property law firm in 1988, and concentrated his practice on obtaining and enforcing patents, trademarks and copyrights for clients in various fields, with a particular emphasis in the automotive industry. After practicing for 11 years, he joined a Tier I automotive supplier as Vice President, General Counsel and Corporate Secreta...

Donald J. Gasiorek is a top attorney recognized by Best Lawyers in the practice area(s) of Employment Law - Individuals and Litigation - Labor and Employment. Donald J., who practices law in Farmington Hills, Michigan, has been recognized since 2024. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Donald J. is held by other top lawyers in the same geographic and legal practice area.