Sarah Erdmann

Pat Bergin is a registered Patent Attorney with the United States Patent and Trademark Office. He is the chair of the Information Technology, Data Privacy and Security Section at von Briesen & Roper, s.c. and regularly assists clients with a broad range of intellectual property issues with an emphasis on domestic and international intellectual property procurement, including: drafting and prosecuting utility and design patent applications in the mechanical, electro-mechanical and medical ...

Jeffrey T. “Jeff” Nichols has tried more than 80+ civil jury trials to verdict across state and federal courts in Wisconsin and the United States. A named partner in the firm, Jeff also serves as the president where he is responsible for the execution of the overall business strategy in leading Crivello, Nichols & Hall to becoming Wisconsin and the Midwest’s unrivalled defense law firm. His national trial practice is heavily concentrated on products liability, catastroph...

Benjamin R. Prinsen is a top attorney recognized by Best Lawyers in the practice area(s) of Commercial Litigation. Benjamin R., 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 Benjamin R. is held by other top lawyers in the same geographic and legal practice area.

Steven C. McGaver is a top attorney recognized by Best Lawyers in the practice area(s) of Civil Rights Law. Steven C., 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 Steven C. is held by other top lawyers in the same geographic and legal practice area.

Timothy P. Reardon is a business lawyer working with a wide array of companies—global, national and regional—in a variety of industries, including manufacturing, construction, service, distribution, health care, real estate and professional associations. Business clients value Tim as a trusted advisor and legal strategist who draws on his vast knowledge and experience base to provide creative, cost-effective solutions for a wide array of complex business and legal issues. Tim is a...

Joseph Gumina is a shareholder at O’Neil Cannon and the Past Chair of O’Neil Cannon’s Labor and Employment Practice Group. Joe is licensed to practice law in the states of Illinois and Wisconsin. Joe has extensive experience representing management in a vast array of employment matters ranging from traditional labor matters involving labor negotiations and unfair labor practice charges to helping employers navigate the complexities of state and federal fair employment laws. ...

Christopher P. Banaszak is a top attorney recognized by Best Lawyers in the practice area(s) of Employment Law - Individuals. Christopher P., who practices law in Milwaukee, Wisconsin, has been recognized since 2013. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Christopher P. is held by other top lawyers in the same geographic and legal practice area.

Jon Feldbruegge is a Shareholder in the Litigation and Risk Management Practice Group at von Briesen & Roper, s.c. He focuses his practice on construction litigation, fire and explosion litigation, insurance coverage and fiduciary litigation. Jon focuses on providing a creative approach to litigation. Since every case presents unique facts and legal issues, his pragmatic, sometimes outside the box, mentality helps achieve favorable results.

Steve is a seasoned litigation attorney with over 20 years of experience representing corporate clients and insurers in some of their most complex and high-exposure cases. While deeply rooted in the Wisconsin legal community, Steve regularly manages litigation dockets and coordinates defense strategy across jurisdictions. Clients rely on him not just for results, but for clear communication, sound judgment, and a steady hand throughout litigation. Steve’s practice spans a wide range of ...

Tom Phillips focuses his practice on taxation and provides tax analysis, advice, and tax opinions to publicly traded and closely-held business entities. He has more than 40 years of experience representing clients in and structuring and implementing tax-free reorganizations and mergers, spinoffs, cross-border transactions, taxable asset and stock purchase transactions and partnership transactions. That experience also includes representing private placement investments in limited partnerships...