Kellen O'Brien

Andrew Wier is a lawyer recognized by Best Lawyers in the practice areas of Appellate Practice and Personal Injury Litigation - Plaintiffs. Andrew practices law in Kenosha, Wisconsin Best Lawyers has recognized Andrew Wier since 2024. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which Andrew Wier is held by other lawyers.

Adam J. Tutaj is a shareholder of the firm, and concentrates his practice in the areas of business, tax and health law. Since joining the firm in 1999, he has developed his practice as “general counsel” to clients in a wide range of industries, including: manufacturing, physician group practices, real estate developers, and large 501(c)(3) medical specialty organizations having national and international scope. Adam is a frequent speaker and author on the issues of tax law, health...

Gregory A. Storm is a lawyer recognized by Best Lawyers in the practice area of Employee Benefits (ERISA) Law. Gregory A. practices law in Milwaukee, Wisconsin Best Lawyers has recognized Gregory A. Storm since 2016. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which Gregory A. Storm is held by other lawyers.

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...

Attorney Aislinn M. Penkwitz is a Partner at Nelson, Krueger & Millenbach LLC in Milwaukee, Wisconsin, where she represents individuals and families in a wide range of family law matters. Her practice includes divorce, post-judgment disputes and modifications, paternity actions, child custody and placement matters, child support issues, restraining orders, and guardian ad litem appointments. She works closely with clients to address both the legal and practical concerns that often arise i...

Andrew Christman is a Shareholder in the Litigation and Risk Management Practice Group at von Briesen & Roper, s.c. He has extensive litigation experience involving matters in numerous state and federal courts across the country. He focuses his practice on toxic tort, product liability, premises liability, and insurance litigation. Andrew also has experience in construction litigation, professional liability, and appellate litigation. Andrew helps clients develop, maintain and implement d...

Benjamin S. Wagner is a shareholder at the firm and has been a member of the firm since 2003. He graduated magna cum laude from the University of Wisconsin Law School in 2003 and also received the Phillips Owens Memorial Scholarship for outstanding academic achievement and community service. Mr. Wagner has successfully tried numerous cases throughout southeastern Wisconsin. Due to his significant trial experience and success, he has been certified as a Civil Trial Specialist by the National B...

Danny is an equity shareholder and a member of the firm’s Board of Directors. Danny represents public and private manufacturers of products on a national basis in both commercial and product liability litigation and regulatory compliance. In addition, Danny represents construction companies and contractors in liability litigation. In this capacity, he defends wrongful death, catastrophic injury, and significant property damage cases, whether arising from fires and explosions, roll-overs...

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...

Michael G. Goller is a lawyer recognized by Best Lawyers in the practice areas of Commercial Litigation, Corporate Law, Litigation and Controversy - Tax and Tax Law. Michael G. practices law in Milwaukee, Wisconsin Best Lawyers has recognized Michael G. Goller since 2006. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which Michael G. Goller is held by other law...