Frank T. Pasternak

Joseph Gumina is a shareholder at O’Neil Cannon and the Past Chair of O’Neil Cannon’s Labor & Employment Practice Group. Joe is licensed to practice law in the states of Illinois and Wisconsin. Joe has extensive experience representing management in a vast array of employment matters ranging from traditional labor matters involving labor negotiations and unfair labor practice charges to helping employers navigate the complexities of state and federal fair employment laws...

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...

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...

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.

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...

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 ...

Joe Camilli is a Shareholder in the Business Practice Group at von Briesen & Roper, s.c. He focuses his practice on business and corporate issues, mergers and acquisitions, and employment matters. Joe enjoys working with entrepreneurs, start-ups, and small businesses. Joe finds the greatest success and joy in helping clients navigate and conquer the challenges and opportunities they face. Whether clients need help selling their business, navigating a challenging employment situation, or r...

Timothy J. Kamke is a top attorney recognized by Best Lawyers in the practice area(s) of Health Care Law. Timothy J., who practices law in Milwaukee, Wisconsin, has been recognized since 2016. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Timothy J. is held by other top lawyers in the same geographic and legal practice area.

Tom Kammerait is a Shareholder and the Chair of the Business Succession Planning Section. Tom represents businesses on all aspects of their corporate and business needs including transactional matters, tax, general corporate, real estate, technology, and estate planning issues. Tom generates value by helping clients set priorities for enhancing the value of their businesses and identifying risk management strategies, on a tax-efficient basis. He is also a CPA, so his knowledge of accounting g...

Beth Kushner is a Shareholder in the Litigation and Risk Management Practice Group. She specializes in complex litigation and has successfully handled a broad range of business and commercial disputes, shareholder disputes, construction matters, antitrust disputes, class actions of all sorts, fraud and RICO cases, employment cases and product liability claims. She has a particular expertise in cases that involve high exposure and difficult facts, and her clients appreciate her creative, pragm...