Robyn S. Shapiro

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...

William Keeler is a top attorney recognized by Best Lawyers in the practice area(s) of Commercial Litigation, Litigation - Construction, Mass Tort Litigation / Class Actions - Defendants and Product Liability Litigation - Defendants. William, 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 William is held by other top lawyers in the same geographic and legal practice a...

Daniel R. Johnson is a top attorney recognized by Best Lawyers in the practice area(s) of Litigation - Intellectual Property, Patent Law and Trademark Law. Daniel R., who practices law in Milwaukee, Wisconsin, has been recognized since 2019. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Daniel R. is held by other top lawyers in the same geographic and legal practice area.

John Rocco is a Shareholder in the Litigation and Risk Management Practice Group. John serves as national, regional and local counsel for a number of corporations, providing legal services in the areas of toxic tort and product liability defense, contractual indemnity, insurance placement and insurance coverage, commercial litigation, risk management and due diligence investigations. He manages and directs the work performed by lawyers and law firms on behalf of many of these corporations acr...

Pat Bergin is a registered Patent Attorney with the United States Patent and Trademark Office. He is the chair of the Information Technology, Data Privacy and Security Section at von Briesen & Roper, s.c. and regularly assists clients with a broad range of intellectual property issues with an emphasis on domestic and international intellectual property procurement, including: drafting and prosecuting utility and design patent applications in the mechanical, electro-mechanical and medical ...

Daniel Manna is a top attorney recognized by Best Lawyers in the practice area(s) of Appellate Practice, Commercial Litigation and Litigation - Real Estate. Daniel, 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 Daniel is held by other top lawyers in the same geographic and legal practice area.

Dave Roettgers is a Shareholder focusing his practice on the purchase and sale of businesses, taxation, corporate finance and business law. He is a Certified Public Accountant and uses his prior experience at Arthur Andersen LLP where he provided tax planning and business advice for individual and business clients. Representative Matters and Experience Representation of families and owners in all types of business planning including the transition of the business to the next generation, finan...

Wendy S. Rusch is a top attorney recognized by Best Lawyers in the practice area(s) of Trusts and Estates. Wendy S., who practices law in Waukesha, Wisconsin, has been recognized since 2016. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Wendy S. is held by other top lawyers in the same geographic and legal practice area.

Steven C. McGaver is a top attorney recognized by Best Lawyers in the practice area(s) of Civil Rights Law. Steven C., 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 Steven C. is held by other top lawyers in the same geographic and legal practice area.

Joseph A. Kromholz 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 related litigation. Mr. Kromholz 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 and Western Districts of Wisconsin and before seve...