Eric L. Hafferman

Jesse R. Dill is a top attorney recognized by Best Lawyers in the practice area(s) of Employment Law - Management, Labor Law - Management and Litigation - Labor and Employment. Jesse R., 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 Jesse R. is held by other top lawyers in the same geographic and legal practice area.

I have been practicing law for more than 35 years on behalf of Wisconsin individuals and families who have suffered a loss caused by the carelessness of others. Prior to joining GCW I founded Laufenberg Law Group in 2000, and decided to join GCW because we share many of the same professional principles and standards which have guided me through my career .Over the years I have been an active developer of Wisconsin tort law, appearing before state and federal appellate courts in numerous cases...

Robert D. Crivello is a top attorney recognized by Best Lawyers in the practice area(s) of Personal Injury Litigation - Plaintiffs. Robert D., who practices law in Brookfield, Wisconsin, has been recognized since 2019. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Robert D. 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.

Chad is a shareholder and member of the firm’s Business Law Practice Group. His practice focuses on working with privately held businesses and their owners, acting as corporate counsel to help them with the various legal issues they face in operating and expanding their businesses. As part of his practice, Chad has considerable experience in Mergers & Acquisitions and frequently works with businesses on ownership transition events. He prides himself on providing efficient, practical...

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...

Robert J. Heinrich is a top attorney recognized by Best Lawyers in the practice area(s) of Banking and Finance Law. Robert J., who practices law in Milwaukee, Wisconsin, has been recognized since 2018. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Robert J. is held by other top lawyers in the same geographic and legal practice area.

Michael J. Gentry is a top attorney recognized by Best Lawyers in the practice area(s) of Employment Law - Management and Litigation - Labor and Employment. Michael J., 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 Michael J. is held by other top lawyers in the same geographic and legal practice area.

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 ...

Tamar Kelber is a top attorney recognized by Best Lawyers in the practice area(s) of Appellate Practice and Commercial Litigation. Tamar, who practices law in Milwaukee, Wisconsin, has been recognized since 2021. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Tamar is held by other top lawyers in the same geographic and legal practice area.