Barry J. Book

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...

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 ...

Lawrence Drabot is a top attorney recognized by Best Lawyers in the practice area(s) of Litigation - Insurance and Product Liability Litigation - Defendants. Lawrence, 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 Lawrence is held by other top lawyers in the same geographic and legal practice area.

Sam Hall is the Managing Partner of Crivello, Nichols & Hall, S.C. and is a member of the firm’s Board of Directors. His principal practice focuses on federal civil rights litigation, government affairs and appellate advocacy. He is also a certified mediator. Sam has successfully defended hundreds of law enforcement officers, government officials and even judges in cases involving alleged civil rights violations. He is admitted to practice and has represented parties in high profile...

Jeffrey T. “Jeff” Nichols has tried more than 80+ civil jury trials to verdict across state and federal courts in Wisconsin and the United States. A named partner in the firm, Jeff also serves as the president where he is responsible for the execution of the overall business strategy in leading Crivello, Nichols & Hall to becoming Wisconsin and the Midwest’s unrivalled defense law firm. His national trial practice is heavily concentrated on products liability, catastroph...

Joe is the chair of the firm’s Litigation Practice Group. He manages a variety of complex cases involving software class actions, real estate, products liability, banking, intellectual property, and anti-trust matters. He has extensive experience representing both large and small plaintiffs and defendants in challenging civil litigation. He has been selected as a member of the Wisconsin Super Lawyers for six years in a row. Prior to joining O’Neil Cannon, Joe was an associate at t...

Andy Brusky is a Shareholder at von Briesen & Roper, s.c. focusing his practice on elder law, offering services designed to provide greater options and security for the elderly and disabled. Andy regularly assists clients with Medicaid eligibility, health care and financial powers of attorney, trust documents and long-term care options.

Nathan K. Johnson is a top attorney recognized by Best Lawyers in the practice area(s) of Litigation - Trusts and Estates, Nonprofit / Charities Law, Tax Law and Trusts and Estates. Nathan K., who practices law in Waukesha, Wisconsin, has been recognized since 2019. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Nathan K. is held by other top lawyers in the same geographic and legal practice area.

Ryan S. Stippich is a shareholder in the firm’s Litigation Practice, as well as a member of the White Collar Litigation and Corporate Compliance Group and Reinhart Institutional Investor Services. He represents clients in a wide range of complex civil and criminal matters at both the trial and appellate levels. Ryan focuses his litigation practice in the areas of securities litigation, shareholder disputes, professional liability litigation, other business torts and class actions. Ryan ...

Mark A. Johnson is a top attorney recognized by Best Lawyers in the practice area(s) of Litigation - ERISA and Litigation - Labor and Employment. Mark A., who practices law in Milwaukee, Wisconsin, has been recognized since 2020. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Mark A. is held by other top lawyers in the same geographic and legal practice area.