Joseph Doerr

Kimberly Ruppel is a Member of Dickinson Wright’s Troy office. For over 20 years, Kim has provided counsel and representation to clients in a range of commercial and business disputes and litigation. Known as a trusted advisor with a skill for developing efficient and cost-sensitive solutions, Kim represents clients in matters related to healthcare disputes and litigation, licensing and regulatory matters, governmental fraud and abuse investigations, telemedicine issues, HIPAA complianc...

Sangeeta serves as the firm’s Chief Executive Officer and has over 20 years of experience. Her practice includes all aspects of intellectual property litigation, prosecution and counseling, with a special focus on post-grant challenges and patent opinions. She represents several Fortune 500 clients for whom she provides strategic counseling and guidance on their global intellectual property portfolios. Sangeeta has handled numerous patent, trade secret, trademark, and unfair competition...

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

Ziyad I. Hermiz is a top attorney recognized by Best Lawyers in the practice area(s) of Commercial Litigation and Trade Secrets Law. Ziyad I., who practices law in Birmingham, Michigan, has been recognized since 2025. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Ziyad I. is held by other top lawyers in the same geographic and legal practice area.

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...

David C. Bosman helps banks and other financial institutions make loans to companies and individuals. David’s attention to detail and systematic approach to loan transactions help commercial lenders meet the demands and deadlines of their borrowers. He works side-by-side with his clients to structure, document, and negotiate middle market and commercial real estate loans.One client wrote about David: “What really sets him apart for me though is his ability to organize complicated ...

Mr. Weaver is the chair of the Firm’s Family Law Group. He is one of the Firm’s Partners and Managing Directors. Mr. Weaver has over twenty two years of Litigation experience and concentrates his practice entirely to Family Law. He is involved in all aspects of Family Law and specializes in areas of custody disputes and matters of high assets. Mr. Weaver is also actively involved as a family mediator and arbitrator. His experience includes handling complex litigation such as adopt...

Robert Zawideh is an attorney and shareholder in The Kemp Klein Law Firm, of which he has been a member since 2010. Currently the head of Kemp Klein’s Litigation Practice Group, Mr. Zawideh primarily represents interested persons in high net worth trust and estate disputes. This body of work is part of a 29-year history of successfully resolving complex litigation and business matters on behalf of individuals, businesses and municipalities. In addition to trust and estate litigation, Mr...

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...

Practice Areas - Business and Corporate Planning, Commercial and Mortgage Financing, Corporate and Limited Liability Company Law, Estate Planning, Exit Planning, Family Business Planning, Mergers and Acquisitions, Real Estate His practice involves him in a wide variety of business planning/structuring situations, exit planning, shareholder/partner separations and the entire gamut of real estate and business transactions. Mr. Castelli represents a number of closely held businesses, resulting i...