Adrian T. Ulatowski

Lawrence Drabot is a top attorney recognized by Best Lawyers in the practice area(s) of Litigation - Insurance and Product Liability Litigation - Defendants. Lawrence, 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 Lawrence is held by other top lawyers in the same geographic and legal practice area.

Timothy J. Kamke is a top attorney recognized by Best Lawyers in the practice area(s) of Health Care Law. Timothy J., who practices law in Milwaukee, Wisconsin, has been recognized since 2016. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Timothy J. is held by other top lawyers in the same geographic and legal practice area.

Zachary J. Davis is a top attorney recognized by Best Lawyers in the practice area(s) of Litigation - Insurance and Product Liability Litigation - Defendants. Zachary J., 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 Zachary J. is held by other top lawyers in the same geographic and legal practice area.

Mark Schmidt is a Shareholder in the Litigation and Risk Management Practice Group and Co-Chair of the Construction Law and Litigation Section. Mark helps clients resolve their most challenging and complex problems by focusing on practical solutions and efficient business results. Mark is directly involved in all aspects of negotiation, strategic planning, risk assessment, arbitrations, mediations and court and jury trials in state and federal court. Mark’s broad experience covers all a...

Dev Baumbach is a Shareholder in the Madison office of von Briesen & Roper, s.c. He has more than 20 years of experience representing clients in commercial litigation, business, construction, real estate and employment matters. Specific experience includes: Litigating business, construction and other commercial disputes, including state and federal trial and appellate litigation. Assisting contractors and subcontractors with drafting, reviewing and negotiating construction contracts, cons...

Christopher Hanewicz is a partner in the Patent Litigation and Intellectual Property Litigation practices. He has been involved in complex intellectual property litigations concerning both biotechnology and mechanical patents. He has extensive patent litigation trial experience, as well as experience in the U.S. Court of Appeals for the Federal Circuit. While Christopher’s practice includes experience across all of the major patent litigation dockets (e.g., N.D. Cal., C.D. Cal., E.D. Te...

Melanie S. Lee is a top attorney recognized by Best Lawyers in the practice area(s) of Construction Law and Real Estate Law. Melanie S., who practices law in Madison, Wisconsin, has been recognized since 2010. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Melanie S. is held by other top lawyers in the same geographic and legal practice area.

Doug Dehler is a shareholder with the law firm of O’Neil, Cannon, Hollman, DeJong & Laing S.C., where he leads the firm’s Class Action and False Claims Act practice group. Mr. Dehler’s practice focuses primarily on high-stakes, complex litigation, including class action lawsuits and whistleblower (qui tam) cases. Mr. Dehler also represents healthcare providers and business clients in insurance matters, including disputes with health insurance companies and managed care p...

Eric P. Hagemeier is a top attorney recognized by Best Lawyers in the practice area(s) of Corporate Law and Mergers and Acquisitions Law. Eric P., who practices law in Waukesha, Wisconsin, has been recognized since 2015. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Eric P. is held by other top lawyers in the same geographic and legal practice area.

Larry Konopacki is a top attorney recognized by Best Lawyers in the practice area(s) of Administrative / Regulatory Law. Larry, who practices law in Madison, Wisconsin, has been recognized since 2024. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Larry is held by other top lawyers in the same geographic and legal practice area.