Patrick H. O'Neill III

Kristin Stastny is a top attorney recognized by Best Lawyers in the practice area(s) of Utilities Law. Kristin, who practices law in Minneapolis, Minnesota, has been recognized since 2025. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Kristin is held by other top lawyers in the same geographic and legal practice area.

John M. Degnan is a top attorney recognized by Best Lawyers in the practice area(s) of Legal Malpractice Law - Defendants and Personal Injury Litigation - Plaintiffs. John M., who practices law in Minneapolis, Minnesota, has been recognized since 2013. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which John M. is held by other top lawyers in the same geographic and legal practice area.

Alan G. Carlson, recognized by Best Lawyers® since 1991, has more than 40 years of experience representing plaintiffs and defendants in jury and bench trials throughout the U.S. in almost every sort of intellectual property case. In 2010, Best Lawyers named Carlson as “Lawyer of the Year 2010, Intellectual Property Law – Minnesota.” He has won a number of multimillion-dollar jury verdicts in diverse technologies and is a Fellow in the American College of Trial Lawyers.

Patrick S. Williams is a top attorney recognized by Best Lawyers in the practice area(s) of Litigation - Trusts and Estates. Patrick S., who practices law in Minneapolis, Minnesota, has been recognized since 2019. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Patrick S. is held by other top lawyers in the same geographic and legal practice area.

Casey is a litigator who represents corporations and individuals in commercial disputes, and navigates families, businesses, and individuals through trust and estate conflicts. Experienced in the litigation process, Casey regularly represents clients in shareholder and securities disputes, as well as other business-related claims, in multiple jurisdictions. He represents clients in probate, state, federal, and appellate courts, recently helping resolve multiple proceedings initiated by benefi...

Iain dedicates most of his time to high-technology patent issues. He conducts pre-suit and IP due diligence investigations and provides freedom-to-operate and opinions relating to infringement and validity, as well as litigating patent infringement cases. Iain also drafts and negotiates patent licenses and develops patent procurement and prosecution strategies. He has practiced before the USPTO for over 25 years and has extensive experience preparing and prosecuting patent applications. He ha...

Julie A. Drewes is a top attorney recognized by Best Lawyers in the practice area(s) of Commercial Finance Law, Construction Law and Real Estate Law. Julie A., who practices law in Minneapolis, Minnesota, has been recognized since 2020. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Julie A. is held by other top lawyers in the same geographic and legal practice area.

Janet Stellpflug, founding partner of Stellpflug Law PLLC, has more than 30 years of experience defending corporate clients in a variety of civil matters and arbitration proceedings. Her practice is focused on defense of complex construction and product liability litigation. She is devoted to client-driven results, whether the need is risk prevention, early resolution or trial. Her substantial civil trial and arbitration experience includes serving as first chair for more than 30 jury trials ...

Brett D. Anderson is a top attorney recognized by Best Lawyers in the practice area(s) of Mergers and Acquisitions Law and Securities Regulation. Brett D., who practices law in Minneapolis, Minnesota, has been recognized since 2025. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Brett D. is held by other top lawyers in the same geographic and legal practice area.

Chad Johnson is a founding partner of Hellmuth & Johnson, and serves as the firm’s Managing Partner. He founded Hellmuth & Johnson after just two years of practice, growing the firm on the strength of its loyal clients and experienced attorneys to become one of the 20 largest law firms in Minnesota. Chad represents a broad range of businesses, corporations, limited liability entities and individuals in pursuit of their business, real estate and transaction goals. He is admitted ...