Martin P. Tierney

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.

Daniel Finerty, a Shareholder with Lindner & Marsack, S.C., represents and counsels private and public sector clients, Native American communities and Employment Practice Liability Insurance carriers in labor and employment litigation matters. Daniel aggressively defends discrimination, retaliation and harassment claims under federal, state, local and tribal law as well as health care retaliation claims under Wisconsin’s Health Care Worker Protection Act, arrest and conviction recor...

Dan Miske earned his bachelor’s degree in accounting from Marquette University and his Juris Doctor from DePaul University College of Law. He practices with Kaman & Cusimano LLC in Milwaukee, Wisconsin, where he works with clients on matters involving Commercial Litigation, Community Association Law, Litigation – Real Estate, and Real Estate Law. Dan has served on various boards, giving him practical insight into the operational and legal challenges faced by community associat...

I have been practicing law for more than 35 years on behalf of Wisconsin individuals and families who have suffered a loss caused by the carelessness of others. Prior to joining GCW I founded Laufenberg Law Group in 2000, and decided to join GCW because we share many of the same professional principles and standards which have guided me through my career .Over the years I have been an active developer of Wisconsin tort law, appearing before state and federal appellate courts in numerous cases...

Pete Faust is the president and managing shareholder of O’Neil Cannon and an experienced deal and corporate lawyer. Pete assists buyers, sellers, borrowers, lenders, and investors with a wide range of business law matters, including mergers and acquisitions, formation and organization of new businesses, and contract negotiations. Pete has successfully closed hundreds of mergers and acquisitions and financing transactions, ranging in deal size from few million dollars to $500 million. Pe...

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.

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...

Barry White is a Shareholder in the Litigation and Risk Management Practice Group and the Co-Chair of the Fiduciary Litigation and Inheritance Disputes Section at von Briesen & Roper, s.c. Barry’s practice focuses on business litigation, with a particular emphasis on fiduciary litigation. Barry has considerable experience representing individual and institutional trustees in a wide variety of trust-related disputes, and also represents beneficiaries and heirs in undue influence and ...

Sarah F. Kaas is a top attorney recognized by Best Lawyers in the practice area(s) of Personal Injury Litigation - Plaintiffs. Sarah F., 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 Sarah F. is held by other top lawyers in the same geographic and legal practice area.

Greg represents clients in the prosecution and defense of complex commercial litigation. His extensive experience in commercial litigation has prepared him to successfully represent large corporations as well as small businesses and individuals. Greg also has extensive experience representing individuals in inheritance litigation. He has successfully litigated many will contests and trust disputes throughout Wisconsin. Greg has accomplished tremendous results on behalf of trustees, personal r...