William J. Nelson

David L. Anstaett is a top attorney recognized by Best Lawyers in the practice area(s) of Litigation - Intellectual Property and Litigation - Patent. David L., who practices law in Madison, Wisconsin, has been recognized since 2027. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which David L. is held by other top lawyers in the same geographic and legal practice area.

Iana A. Vladimirova is a top attorney recognized by Best Lawyers in the practice area(s) of Bankruptcy and Creditor Debtor Rights / Insolvency and Reorganization Law. Iana A., who practices law in Madison, Wisconsin, has been recognized since 2027. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Iana A. is held by other top lawyers in the same geographic and legal practice area.

Ted Waskowski is a top attorney recognized by Best Lawyers in the practice area(s) of Insurance Law, Litigation - Insurance, Litigation - Municipal, Personal Injury Litigation - Defendants and Product Liability Litigation - Defendants. Ted, who practices law in Madison, Wisconsin, has been recognized since 2008. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Ted is held by other top lawyers in the same geographic and legal practice area.

Peter L. Gardon is a shareholder and the chairman of the firm's Telecommunications and Energy Practice. He is also a member of the Business Law Practice. Pete draws on decades of successful practice, regulatory and legislative experience to effectively counsel telecommunications and energy companies, financial institutions, health care institutions and other business clients in a variety of complex administrative, regulatory, commercial, litigation and environmental matters. Pete's clients hi...

Josh Kopp is a Shareholder in the Madison office of von Briesen & Roper, s.c. Josh’s approach to the practice of law is that of a “primary care attorney.” Just as a primary care physician is skilled in care for substantially all of a patient’s medical and health care needs, Josh’s experience in representing businesses and individuals in a broad and comprehensive spectrum of transactional and litigation matters equips him to deal with most all legal matters a ...

Michelle Umberger is a partner in the Patent Litigation and Intellectual Property Litigation practices. A registered patent attorney, she has focused her practice exclusively on intellectual property litigation for more than a decade. Michelle manages complex, high-stakes cases involving a wide range of technologies, including patents relating to microprocessors, medical devices, antibody libraries, genetically-engineered plants and mechanical devices. She represents both established internat...

Jesse Bair is a partner at Burns Bair LLP and represents a wide range of companies across multiple industries, as well as their directors and officers, in their most significant insurance disputes. Before founding Burns Bair LLP, Mr. Bair handled cases at all stages of litigation in an insurance recovery practice at one of the nation’s largest law firms. From pre-suit mediation, through trial, and on appeal, Mr. Bair successfully litigated cases in state and federal courts throughout th...

Chris Rogers is a shareholder with the firm. He initially practiced predominately in the firm’s Lake Geneva office, where he tried cases in Walworth, Kenosha, and Racine counties. In 2004, he moved to the firm’s Madison office, where he continues to practice today. His focus is on cases involving injuries from product defects, automobile accidents, and general negligence. He has clients throughout the State of Wisconsin. In 2017, Chris served a one year term as President – E...

Marcus J. Berghahn is a top attorney recognized by Best Lawyers in the practice area(s) of Criminal Defense: General Practice and Criminal Defense: White-Collar. Marcus J., who practices law in Madison, Wisconsin, has been recognized since 2012. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Marcus J. is held by other top lawyers in the same geographic and legal practice area.

Mario Mendoza's law practice focuses on assisting applicants for professional licenses as well as practitioners facing professional licensing complaints. He has helped numerous professionals navigate licensing disciplinary and regulatory processes, including: nurses, physicians, counselors, real estate professionals, lawyers, and insurance sales professionals. In addition, Mario is highly skilled in handling estate and probate litigation, such as will contests and claims of wrongdoing by a be...