Sean Bukowski

Background Mr. Prachthauser was born in Milwaukee, Wisconsin, on January 7, 1951. Prior to joining the firm, he was House Counsel for Employers Insurance of Wausau. He is married to Joan Marie, and they reside in Hartland, Wisconsin. He has two daughters, Emily and Tracy. Lectures Mr. Prachthauser is a frequent presenter and speaker for the State Bar of Wisconsin, American Board of Trial Advocates, and Wisconsin Academy of Trial Lawyers. He has been a Civil Trial Practice Instructor at the Un...

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.

Scott M. Fabry is a top attorney recognized by Best Lawyers in the practice area(s) of Business Organizations (including LLCs and Partnerships), Closely Held Companies and Family Businesses Law and Tax Law. Scott M., 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 Scott M. is held by other top lawyers in the same geographic and legal practice area.

Kevin J. Kinney has been practicing labor and employment law since his graduation from Marquette University Law School in 1982. Kevin’s practice centers on all matters arising under the National Labor Relations Act, including union organizing and unfair labor practices brought by or against labor organizations, NLRB proceedings, arbitrations and labor audits. He regularly negotiates collective bargaining agreements that address leading issues such as retiree benefits and wage restructur...

Sara C. Mills-Flood is a top attorney recognized by Best Lawyers in the practice area(s) of Appellate Practice, Litigation - Insurance and Professional Malpractice Law - Defendants. Sara C., who practices law in Milwaukee, Wisconsin, has been recognized since 2024. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Sara C. is held by other top lawyers in the same geographic and legal practice area.

Andrew O. Christianson is a top attorney recognized by Best Lawyers in the practice area(s) of Corporate Law. Andrew O., who practices law in Waukesha, Wisconsin, has been recognized since 2026. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Andrew O. is held by other top lawyers in the same geographic and legal practice area.

Tomislav Z. Kuzmanovic is a top attorney recognized by Best Lawyers in the practice area(s) of Personal Injury Litigation - Defendants and Transportation Law. Tomislav Z., who practices law in Milwaukee, Wisconsin, has been recognized since 2022. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Tomislav Z. is held by other top lawyers in the same geographic and legal practice area.

Jason is a Shareholder at O’Neil Cannon where he leads the firm’s Corporate Practice Group and serves on the firm’s Board of Directors. With more than 15 years of experience, Jason primarily focuses on mergers and acquisitions. In this role, he represents buyers and sellers, including mature companies, family offices, wealthy individuals who aspire to acquire a business, and private equity groups. In addition to his M&A practice, Jason works closely with his corporate cl...

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...

Randy Nelson is a Shareholder focusing his practice on estate planning, advising family businesses, tax planning, trust administration and probate. He is a Certified Public Accountant and was an Adjunct Professor at Marquette University Law School where he taught estate planning for over 30 years. He is a frequent speaker at continuing education courses for lawyers and CPAs on the subjects of estate planning and tax planning. He is the author of the chapter “Estate Planning for Owners o...