John M. Wirth

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...

Kevin J. Howley is a top attorney recognized by Best Lawyers in the practice area(s) of Corporate Law, International Trade and Finance Law and Mergers and Acquisitions Law. Kevin J., who practices law in Milwaukee, Wisconsin, has been recognized since 2009. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Kevin J. is held by other top lawyers in the same geographic and legal practice area.

Allen C. Schlinsog, Jr. is a shareholder, chair of the firm's Litigation Practice and chair of the Product Liability and Safety Practice Group. His practice focuses on defense of the pharmaceutical and medical device industry. Al has represented drug and device companies in significant class actions, product liability and mass tort proceedings. He also regularly defends catastrophic injury cases involving a wide variety of products in highly regulated industries, including mining equipment, c...

George Peek is a Shareholder in the Trusts & Estates Section at von Briesen & Roper, s.c. George assists clients in a broad range of estate planning and administration services, including estate and trust administration, preparation of estate planning documents and representations in guardianships/conservatorships; and he is also a frequent presenter in these areas. In addition, he has litigated several complex estate planning issues including inheritance disputes. Beyond his estate p...

Jamie Barwin is a Shareholder in the Trusts & Estates Section at von Briesen & Roper, s.c. She focuses her practice on estate planning, probate and estate administration, business and corporate planning, special needs planning and tax. Jamie is also a licensed CPA in both Wisconsin and Michigan with six years of experience at Big 4 Accounting. Jamie delivers comprehensive estate planning services to families and businesses. Jamie helps her clients customize and understand their person...

John (Jack) Goller is a Shareholder in the Litigation and Risk Management Practice Group at von Briesen & Roper, s.c. For more than 20 years, his practice has focused on complex civil litigation with an emphasis on mass toxic torts, product liability, transportation and catastrophic loss defense of corporations and their insurers. He serves his clients as national, regional and local counsel and takes an active role in all phases of litigation from fact and expert discovery until resoluti...

Named one of 2015. 2016 and 2017’s Best Lawyers in America, a six-time Super Lawyer Rising Star, two time Super Lawyer, former past president of the Leander Foley Matrimonial Inns of court, and Fellow with the American Academy of Matrimonial Lawyers, Attorney Rebecca Millenbach’s resume speaks for itself. Having practiced law since 2001, Attorney Millenbach has focused her talents exclusively on family law since 2005. Through years of experience, Attorney Millenbach has acquired t...

Tom Kammerait is a Shareholder and the Chair of the Business Succession Planning Section. Tom represents businesses on all aspects of their corporate and business needs including transactional matters, tax, general corporate, real estate, technology, and estate planning issues. Tom generates value by helping clients set priorities for enhancing the value of their businesses and identifying risk management strategies, on a tax-efficient basis. He is also a CPA, so his knowledge of accounting g...

Joe is the chair of the firm’s Litigation Practice Group. He manages a variety of complex cases involving software, class actions, real estate, products liability, banking, and intellectual property matters. He has extensive experience representing both large and small plaintiffs and defendants in challenging civil litigation. He has been selected as a member of Wisconsin Super Lawyers for eleven years in a row. Prior to joining O’Neil, Cannon, Hollman, DeJong & Laing S.C., Jo...

Thomas J. Nichols is a shareholder at Meissner Tierney Fisher & Nichols S.C. in Milwaukee, Wisconsin. Over the course of his 40-plus-year career, he has represented a great number of businesses in many different industries, as well as participated in the drafting and development of business and tax statutes and policy at both the state and federal levels.Thomas is well versed in both business entity law (e.g., corporations, LLCs and partnerships) and tax law (e.g., S corp, C corp, partner...