Mackenzie Gutner

John M. Manion is one of the founding shareholders of Ryan Kromholz & Manion, S.C., located in Brookfield, Wisconsin. The firm, which traces its roots back to 1873, was formed in 1998 and practices in all areas of intellectual property law including patent, trademark, copyright and unfair competition law and related litigation. John is registered to practice before the United States Patent and Trademark Office and admitted to practice in the United States District Court for the Eastern an...

John Sikora is a Shareholder representing clients in tax planning, tax controversies and the buying and selling of businesses and real estate with a particular focus on corporate, partnership and other business matters. John is an adjunct professor of law at Marquette University Law School, where he has taught the tax practice and procedure and corporate income tax courses. John has also taught the taxation of partnerships and S corporations course to graduate accounting degree candidates at ...

Shareholder Michael J. Cohen has more than 25 years of experience in complex commercial litigation in federal and state courts. His proven record of numerous favorable verdicts at the trial and appellate levels has earned him a reputation as one of Wisconsin’s preeminent business litigators. For many years, Mike has been recognized by members of the Wisconsin bar and judiciary as one of the top lawyers in the state. Mike concentrates his practice on complex commercial litigation includi...

Chris Smith is a Shareholder and co-Chair of the Real Estate Section at von Briesen & Roper, s.c. He focuses his practice on real estate development, eminent domain and property tax. He has significant experience in all phases of real estate development with a particular emphasis on drafting and negotiating development agreements, Tax Increment Financing (TIF) and public-private partnerships. He represents both public and private entities on eminent domain matters and property tax assessm...

Michael G. Goller is a top attorney recognized by Best Lawyers in the practice area(s) of Commercial Litigation, Corporate Law, Litigation and Controversy - Tax and Tax Law. Michael G., who practices law in Milwaukee, Wisconsin, has been recognized since 2006. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Michael G. is held by other top lawyers in the same geographic and legal practice area.

David J. Sisson is a shareholder in the firm’s Litigation and Labor and Employment Practices. David solves problems that arise when critical personal business relationships end. These include disputes involving departing key employees and shareholders in closely held corporations and others who owe fiduciary duties. Controversies often develop at the conclusion of these relationships regarding what may be owned by, or owed to, the respective parties. A departing employee may try to esta...

Lucien A. Beaudry is a top attorney recognized by Best Lawyers in the practice area(s) of Business Organizations (including LLCs and Partnerships) and Tax Law. Lucien A., who practices law in Milwaukee, Wisconsin, has been recognized since 2018. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Lucien A. is held by other top lawyers in the same geographic and legal practice area.

Patrick J. Hodan is a shareholder in Reinhart Boerner's Litigation Practice and is a member of the firm's Product Liability team. He represents national public and private manufacturing and service corporations, as well as financial institutions. Patrick's practice covers a wide range of complex commercial litigation, including product liability, product recalls, construction disputes and financial workouts. He has a deep and highly developed expertise in fire litigation and is often retained...

Phillip Tallmadge is a top attorney recognized by Best Lawyers in the practice area(s) of Litigation - Insurance, Personal Injury Litigation - Defendants and Product Liability Litigation - Defendants. Phillip, who practices law in Milwaukee, Wisconsin, has been recognized since 2025. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Phillip is held by other top lawyers in the same geographic and legal practice area.

David B. Schulz is a top attorney recognized by Best Lawyers in the practice area(s) of Banking and Finance Law and Corporate Law. David B., 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 David B. is held by other top lawyers in the same geographic and legal practice area.