Hugo Marticorena

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...

For more than 25 years, Mickey Spivey’s practice with Young Moore and Henderson has been in insurance law and regulation, and in business and commercial matters. Through long-time representation of the North Carolina Rate Bureau and the North Carolina Reinsurance Facility, he has extensive experience in all aspects of setting rates and loss costs and promulgating policy forms and rating manuals for automobile, property and workers’ compensation insurance in North Carolina. Mickey ...

David Lichtenberg is a partner in the firm's New Jersey office. His practice focuses on employment litigation and counseling, with a particular emphasis on EPL claims. David has extensive litigation experience in both state and federal courts and is admitted to practice in New Jersey, New York, Pennsylvania, the United States District Court for the District of New Jersey, the United States District Court for the Eastern District of Pennsylvania, the United States District Court for the Middle...

John E. Fitzsimmons is a top attorney recognized by Best Lawyers in the practice area(s) of Employment Law - Management. John E., who practices law in San Diego, California, has been recognized since 2023. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which John E. is held by other top lawyers in the same geographic and legal practice area.

Nathaniel Edmonds serves as the Co-Chair of the firm’s litigation practice in Washington, D.C., which houses over 100 lawyers handling a variety of litigation matters, including internal corporate investigations, white collar criminal defense, anti-corruption compliance, sanctions and export controls, data privacy and cyber security, intellectual property and patent litigation, international arbitration, and antitrust counseling. Mr. Edmonds focuses on global internal investigations, in...

Matthew S. Crosby is a top attorney recognized by Best Lawyers in the practice area(s) of Personal Injury Litigation - Plaintiffs. Matthew S., who practices law in Harrisburg, Pennsylvania, has been recognized since 2020. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Matthew S. is held by other top lawyers in the same geographic and legal practice area.

Bill Silberstein is a top attorney recognized by Best Lawyers in the practice area(s) of Real Estate Law. Bill, who practices law in Denver, Colorado, has been recognized since 2025. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Bill is held by other top lawyers in the same geographic and legal practice area.

David A. Zimmerman is a top attorney recognized by Best Lawyers in the practice area(s) of Corporate Governance Law and Mergers and Acquisitions Law. David A., who practices law in Cincinnati, Ohio, has been recognized since 2021. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which David A. is held by other top lawyers in the same geographic and legal practice area.

Casey Green is licensed to practice law in the Commonwealth of Pennsylvania and the State of New Jersey. He is also admitted to practice in various federal courts, including the District of New Jersey, the Eastern District of Pennsylvania, the Middle District of Pennsylvania, and the Third Circuit. Mr. Green holds a "Superb" 10.0 rating through Avvo and an AV Preeminent rating through Martindale-Hubbell. He has been awarded Pro Bono Roll of Honor for the First Judicial District of Pennsylvani...

Pat Vance is a partner in and leader of the Litigation Practice Group. He focuses on business litigation, debtors' and creditors’ rights litigation, and business bankruptcy. Pat has the distinction of being one of the few lawyers who is both a Fellow of the American College of Trial Lawyers and a Fellow of the American College of Bankruptcy. He is also a life member of the American Law Institute and a member of the National Bankruptcy Conference. As a trial attorney, Pat has handled mor...