Frank T. Pasternak

Doug Dehler is a shareholder with the law firm of O’Neil, Cannon, Hollman, DeJong & Laing S.C., where he leads the firm’s Class Action and False Claims Act practice. Mr. Dehler’s practice focuses primarily on high-stakes, complex litigation, including class action lawsuits and whistleblower (qui tam) cases. Mr. Dehler also represents healthcare providers and business clients in insurance matters, including disputes with health insurance companies and managed care payors....

JB leads O’Neil Cannon’s Business Law Practice Group and is a United States Air Force Veteran. He works with and advises clients on a wide range of business law matters, including form of entity selection and initial capitalization, raising funds through private equity offerings, securities compliance and broker/dealer matters, mergers and acquisitions, contract preparation and negotiation, and software, technology, and IP matters. JB Assists Clients With Mergers, acquisitions, an...

Scott is a member of the firm’s Board of Directors, serves as Managing Shareholder of the Metro-Milwaukee offices, and chaired the Corporate and Business Law Team for eight years. He has been named a leading Wisconsin business transactions and corporate attorney by Law & Politics and Milwaukee Magazine for multiple years. Scott represents a wide variety of businesses and their owners, senior management, investors and lenders in mergers and acquisitions, divestitures, business succes...

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.

Phil Reid is a Shareholder in the Litigation and Risk Management Practice Group. His practice focuses solely on litigation, with a particular emphasis on asbestos and toxic tort matters, insurance coverage and the defense of commercial and personal injury claims. Phil represents both product manufacturers and insurance companies. He has tried personal injury, professional liability, insurance coverage, engineering, premises liability, employment and police liability cases. He has successfully...

Joseph E. Tierney, III has more than forty years of experience focused primarily on tax and corporate law for businesses, owner families and individuals. He has particular experience in the design and administration of plans for very large estates, including some whose accumulated assets have totaled in the eight- and nine-figures. He has also been lead counsel in the purchase and sale of numerous businesses and has extensive experience in entity selection and structuring. Because tax consequ...

Heidi Vogt is a Shareholder and Chair of the Litigation and Risk Management Practice Group. She has substantial and broad experience in litigation matters with a particular focus on insurance coverage disputes, commercial disputes and complex litigation. Heidi serves as the Chair of the Insurance Coverage and Risk Management Section. She has represented insurance companies in Wisconsin and across the country in both state and federal courts in complex insurance coverage matters for more than ...

Ronald S. Aplin is a top attorney recognized by Best Lawyers in the practice area(s) of Workers' Compensation Law - Employers. Ronald S., who practices law in Waukesha, Wisconsin, has been recognized since 1995. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Ronald S. is held by other top lawyers in the same geographic and legal practice area.

Chris Koehnke is a Shareholder at von Briesen & Roper, s.c. focusing on restructuring, insolvency, and commercial litigation. Chris represents lenders and other creditors with respect to the following: Representing secured creditors and other lenders in all stages of bankruptcy litigation Representing creditors in State Court Chapter 128 receivership proceedings, including issues related to lien priority, asset disposition, and settlement of preference claims Guiding clients through the p...

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 ...