L. Katie Mason

Leila Sahar is a top attorney recognized by Best Lawyers in the practice area(s) of Commercial Litigation. Leila, 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 Leila is held by other top lawyers in the same geographic and legal practice area.

John M. Manion 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 patent, trademark, copyright and unfair competition law and related litigation. John 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 an...

Vincent J. Beres is a shareholder in the firm's Business Law, Tax and Tax-Exempt Organizations Practices. While Vince's clientele consists of businesses, ranging from partnerships and LLCs, S corporations, closely held businesses and large national manufacturing and service corporations, he also has deep experience as a trusted business and family advisor to individual business owners. Representative Matters and Experience Helping a food manufacturing client in the acquisition, development an...

Ericka Hammett is a Shareholder at von Briesen & Roper, s.c. in the Insurance Coverage and Risk Management Section. She concentrates her practice on insurance coverage matters, including advising insurers on first-party property, third-party commercial general lability (CGL), professional liability and bad faith claims. She also defends insurer-clients and their insureds at the trial and appellate court level against claims for property damage, personal injury and professional liability.

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...

John K. Tokarz is a business lawyer whose practice focuses on complex transactions. As a Certified Public Accountant who previously worked as an auditor for a Big Four accounting firm, John understands his clients’ businesses. From startups to publicly traded companies, he provides a full range of transactional and strategic support to clients with matters involving mergers and acquisitions, joint ventures, divestures, securities offerings and other significant corporate transactions. I...

Robert J. Misey, Jr. is a top attorney recognized by Best Lawyers in the practice area(s) of Tax Law. Robert J., who practices law in Milwaukee, Wisconsin, has been recognized since 2009. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Robert J. is held by other top lawyers in the same geographic and legal practice area.

Benjamin S. Wagner is a shareholder at the firm and has been a member of the firm since 2003. He graduated magna cum laude from the University of Wisconsin Law School in 2003 and also received the Phillips Owens Memorial Scholarship for outstanding academic achievement and community service. Mr. Wagner has successfully tried numerous cases throughout southeastern Wisconsin. Due to his significant trial experience and success, he has been certified as a Civil Trial Specialist by the National B...

Dan Welytok is a Shareholder and Chair of the Tax Section at von Briesen & Roper, s.c. Dan’s practice focuses on helping management achieve practical results in all aspects of business. He assists clients nationally and internationally with business development, tax issues, acquisitions and divestments, capital structuring, financing, corporate governance, information technology, licensing and distribution, regulatory and compliance issues, labor and employee benefits matters, and d...

Terry Johnson is a Shareholder and Chair of the firm’s Professional Liability Section. Terry has tried hundreds of cases to a verdict in matters ranging from complex legal malpractice cases to major construction defect disputes to major personal injury actions. Terry has had an impact in the development of Wisconsin law through appellate work in a wide spectrum of areas. Terry was asked to serve by the Chief Justice of the Wisconsin Supreme Court on the Office of Lawyer Regulation (&ldq...