W. Wayne Siesennop

David G. Peterson is a top attorney recognized by Best Lawyers in the practice area(s) of Commercial Litigation. David G., who practices law in Waukesha, Wisconsin, has been recognized since 2014. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which David G. is held by other top lawyers in the same geographic and legal practice area.

Grant Killoran is a shareholder at O’Neil Cannon and the Past Chair of its Litigation Practice Group. He has significant and diverse trial experience representing clients in Wisconsin State and Federal Courts, and courts around the country, focusing on complex business, health care and employment law disputes. Grant also devotes a portion of his practice to arts and entertainment law, with an emphasis on the music industry. Grant is listed in The Best Lawyers in America® in the prac...

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...

Sumeeta Krishnaney is a member of the Trusts and Estates Section at von Briesen & Roper, s.c. She concentrates her practice on estate planning, including special needs planning and guardianships, charitable estate planning and business succession planning. She focuses on the preparation of trusts, including first and third party special needs trusts, wills, marital agreements, financial powers of attorney, and healthcare powers of attorney. She represents clients in all matters relating t...

Troy A. Hilliard is a shareholder in Reinhart’s Corporate Law Practice and co-chair of the firm’s Commercial and Competition Law Group. He serves a wide range of manufacturing, service, and technology companies. With more than 20 years of legal experience, Troy assists clients in the negotiation of supply and distribution agreements, license agreements, and in other general corporate matters. In addition to a law degree, Troy has a business background which provides him with a uni...

Phil Reid is a Shareholder in the Litigation and Risk Management Practice Group. His practice focuses solely on litigation, with a particular emphasis on asbestos and toxic tort matters, insurance coverage and the defense of commercial and personal injury claims. Phil represents both product manufacturers and insurance companies. He has tried personal injury, professional liability, insurance coverage, engineering, premises liability, employment and police liability cases. He has successfully...

Aaron H. Aizenberg is a top attorney recognized by Best Lawyers in the practice area(s) of Commercial Litigation. Aaron H., who practices law in Milwaukee, Wisconsin, has been recognized since 2020. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Aaron H. is held by other top lawyers in the same geographic and legal practice area.

Mark Kapocius is a school attorney with more than twenty years of experience working in administrative leadership roles for school districts in Wisconsin. As a Shareholder in the Government Law Group and School Law Section at von Briesen & Roper, s.c., Mark focuses his practice on school law and advising other public-sector entities on labor and employment matters, governance issues, collective bargaining, public records and open meetings compliance. Mark has extensive experience assistin...

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.

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 ...