Robert B. Corris

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 ...

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

Pat is a shareholder and Chairman of the board of Crivello, Nichols & Hall. With state and federal practice throughout Wisconsin, he has demonstrated expertise in professional liability, commercial litigation, construction disputes, insurance coverage issues and personal injury litigation. Maintaining the highest possible rating in both legal ability and ethical standards, he has achieved the AV Preeminent Martindale Hubbel Award, was invited into the Federation of Defense and Corporate C...

Andrew O. Christianson is a top attorney recognized by Best Lawyers in the practice area(s) of Corporate Law. Andrew O., who practices law in Waukesha, Wisconsin, has been recognized since 2026. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Andrew O. is held by other top lawyers in the same geographic and legal practice area.

Timothy C. Kamin is a top attorney recognized by Best Lawyers in the practice area(s) of Labor Law - Management. Timothy C., 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 Timothy C. is held by other top lawyers in the same geographic and legal practice area.

Philip R. O'Brien is a top attorney recognized by Best Lawyers in the practice area(s) of Employee Benefits (ERISA) Law. Philip R., who practices law in Milwaukee, Wisconsin, has been recognized since 2026. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Philip R. is held by other top lawyers in the same geographic and legal practice area.

David G. Hanson is a top attorney recognized by Best Lawyers in the practice area(s) of Advertising Law, Litigation - ERISA, Litigation - Intellectual Property and Litigation - Patent. David G., 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 David G. is held by other top lawyers in the same geographic and legal practice area.

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

Rob Teuber is a Shareholder focusing his practice on tax disputes and controversies for clients nationally, regionally and locally. From a national perspective, Rob assists in resolving IRS tax audits, Tax Court litigation, personal liability assessments, tax collection matters, Offers in Compromise and foreign financial account disclosures. From a state and local perspective, he works with clients to address sales, employment, income and property tax controversies. Rob takes great pride in a...

John L. Schliesmann is a top attorney recognized by Best Lawyers in the practice area(s) of Corporate Law, Mergers and Acquisitions Law and Tax Law. John L., 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 John L. is held by other top lawyers in the same geographic and legal practice area.