John W. Halpin

Laura A. Brenner is a shareholder in Reinhart’s Litigation Practice and chair of the firm’s Product Distribution and Franchise Team, a cross-disciplinary group comprised of both corporate and litigation attorneys. Her team practices at the forefront of the law affecting clients whose livelihood depends on buying or selling products and services. Representing a wide range of clients on a national and international level, Laura offers clients practical solutions to complex problems....

Stacy Gerber Ward is a Shareholder, leader of the Government Enforcement and Internal Investigations Section, and Co-Chair of the Health Law Section. As leader of the Government Enforcement and Corporate Investigations Section, Stacy represents clients facing government enforcement matters, conducts internal investigations to respond to government investigations, and litigates government related issues. In the health care area, Stacy assists clients with an array of health care transactional ...

Alan Marcuvitz is a Shareholder in the Real Estate Section. He is recognized as one of Wisconsin’s preeminent attorneys in the fields of eminent domain and real property taxation, based on his extensive experience in both trial and appellate courts. Many of his Wisconsin Supreme Court cases are cited with the following representative cases being cited frequently: Warehouse II, LLC v. State Dept. of Transp. , 2006 WI 62, 291 Wis. 2d 80, 715 N.W.2d 213 Metropolitan Holding Company vs. Boa...

John Sikora is a Shareholder representing clients in tax planning, tax controversies and the buying and selling of businesses and real estate with a particular focus on corporate, partnership and other business matters. John is an adjunct professor of law at Marquette University Law School, where he has taught the tax practice and procedure and corporate income tax courses. John has also taught the taxation of partnerships and S corporations course to graduate accounting degree candidates at ...

Guy R. Temple is shareholder in Reinhart’s Litigation Practice who represents a variety of clients including business owners, product manufacturers, developers, and distributors with a wide range of complex legal issues related to product distribution, franchising, and supply chain disputes. Guy’s practice also includes representing individual and corporate fiduciaries in a broad range of trust, estate and probate disputes. Over the course of his career, Guy has successfully repre...

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

Phillip Tallmadge is a top attorney recognized by Best Lawyers in the practice area(s) of Litigation - Insurance, Personal Injury Litigation - Defendants and Product Liability Litigation - Defendants. Phillip, who practices law in Milwaukee, Wisconsin, has been recognized since 2025. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Phillip is held by other top lawyers in the same geographic and legal practice area.

Mary is a shareholder with Crivello, Nichols and Hall, S.C. and is a member of the firm’s Board of Directors. For over 35 years, Mary has defended lawsuits in state and federal courts in Wisconsin, and has extensive experience consulting with and representing private and municipal employers in state and federal matters before the Equal Rights Division and Equal Employment Opportunity Commission. She consults with and advises clients on matters regarding personnel policies, practices and...

Greg represents clients in the prosecution and defense of complex commercial litigation. His extensive experience in commercial litigation has prepared him to successfully represent large corporations as well as small businesses and individuals. Greg also has extensive experience representing individuals in inheritance litigation. He has successfully litigated many will contests and trust disputes throughout Wisconsin. Greg has accomplished tremendous results on behalf of trustees, personal r...

Mike Carlton worked as a trial attorney at the U.S. Department of Justice in Washington, D.C., representing the EPA and other government agencies. Thereafter, he worked as a senior attorney and policy analyst with the Environmental Law Institute, and then as Wisconsin counsel for a national environmental organization. Mike has taught and studied environmental law and policy in Washington, D.C., London, and the University of Wisconsin Law School. Mike heads the firm’s Environmental Law P...