Matthew W. "Matt" O'Neill

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.

Peter Walsh is an attorney with twenty years of experience in estate and asset protection planning and inheritance litigation. Peter assists clients with preserving family wealth through estate and asset protection planning. For example, he utilizes various estate planning techniques to minimize taxes and administrative expenses upon the death or incapacity of a family member. Such planning may include a revocable trust to avoid the cost of court involvement upon the death or incapacity of th...

Zachary Flood is a top attorney recognized by Best Lawyers in the practice area(s) of Litigation - Insurance and Litigation - Labor and Employment. Zachary, 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 Zachary is held by other top lawyers in the same geographic and legal practice area.

Attorney Matthew Fernholz focuses his practice on commercial litigation, trust and fiduciary disputes, business torts, trade secrets, non-compete agreements, defamation, and appellate work. In addition, he has developed one of the preeminent political and election law practices in the State of Wisconsin, and has handled several high-profile matters, from representing candidates for statewide office, successfully challenging the Governor’s emergency powers, arguing before the Wisconsin E...

Richard W. Donner is a top attorney recognized by Best Lawyers in the practice area(s) of Real Estate Law. Richard W., 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 Richard W. is held by other top lawyers in the same geographic and legal practice area.

Jason leads O’Neil Cannon’s Corporate Practice Group. He advises and represents individuals, businesses, and banks on a variety of corporate, banking, and business-related issues, including mergers and acquisitions, commercial loan transactions, corporate issues, contract negotiation and preparation, and business entity selection and formation. Jason Assists Clients With Mergers and acquisitions Complex commercial loan transactions for lenders and borrowers Corporate matters, incl...

Francis W. Deisinger is a top attorney recognized by Best Lawyers in the practice area(s) of Bet-the-Company Litigation, Commercial Litigation and Ethics and Professional Responsibility Law. Francis W., who practices law in Milwaukee, Wisconsin, has been recognized since 2011. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Francis W. is held by other top lawyers in the same geographic and legal practice area.

Tom Myers is a Shareholder in the Business Practice Group. Tom focuses his practice on mergers and acquisitions, succession planning, executive compensation, ESOP transactions, business counseling, corporate finance and taxation. He represents manufacturers, distributors, large retailers, software companies, mezzanine lenders, private equity sponsors and financial institutions. Tom has served as lead attorney for both sellers and buyers of businesses and has many years of effective service in...

Martin J. McLaughlin is a top attorney recognized by Best Lawyers in the practice area(s) of Artificial Intelligence Law and Corporate Law. Martin J., who practices law in Milwaukee, Wisconsin, has been recognized since 2010. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Martin J. is held by other top lawyers in the same geographic and legal practice area.

Pamela J. Tillman’s practice focuses on representing a wide variety of businesses in litigation matters, primarily in the areas of complex insurance coverage issues, commercial litigation, mortgage lending disputes, employment disputes and health care liability. Whatever the issue, she believes that it is paramount to have the experience and understanding to advise clients on the possible outcomes and costs of litigation so that clients have a comprehensive viewpoint to make the strateg...