Robert E. Pastor

Katherine M. Corcoran is a top attorney recognized by Best Lawyers in the practice area(s) of Medical Malpractice Law - Defendants. Katherine M., who practices law in Phoenix, Arizona, has been recognized since 2020. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Katherine M. is held by other top lawyers in the same geographic and legal practice area.

Charles Markle is a top attorney recognized by Best Lawyers in the practice area(s) of Commercial Litigation. Charles, who practices law in Phoenix, Arizona, has been recognized since 2025. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Charles is held by other top lawyers in the same geographic and legal practice area.

For more than 25 years, Mark has offered intelligent and persistent advocacy for his clients involved in complex litigation matters. In the process, he has helped clients ranging from the State of Arizona to the Arizona Cardinals achieve their objectives, even when doing so required trips to the court of appeals to confirm correct rulings by a trial court or reverse errant ones. Mark’s thorough analysis of evidence in complex cases often leads to key connections among facts that aid in ...

Laura Sixkiller is a top attorney recognized by Best Lawyers in the practice area(s) of Commercial Litigation, Litigation - Mergers and Acquisitions, Litigation - Regulatory Enforcement (SEC, Telecom, Energy) and Litigation - Securities. Laura, who practices law in Phoenix, Arizona, has been recognized since 2023. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Laura is held by other top lawyers in the same geographic and legal practice area.

Ms. Villanueva is an attorney in the firm’s Intellectual Property Department. She practices in the areas of domestic and international trademark and copyright prosecution, licensing and enforcement. Ms. Villanueva assists clients with brand development and with identifying various protectable aspects of the clients’ products, services and concepts. She also helps clients with clearing all aspects of advertising, promotional and marketing materials and products, including trademark...

Leonard Aragon is a top attorney recognized by Best Lawyers in the practice area(s) of Mass Tort Litigation / Class Actions - Plaintiffs and Personal Injury Litigation - Plaintiffs. Leonard, who practices law in Phoenix, Arizona, has been recognized since 2026. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Leonard is held by other top lawyers in the same geographic and legal practice area.

Stephanie J. Quincy is a top attorney recognized by Best Lawyers in the practice area(s) of Employment Law - Management, Labor Law - Management and Litigation - Labor and Employment. Stephanie J., who practices law in Phoenix, Arizona, has been recognized since 2008. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Stephanie J. is held by other top lawyers in the same geographic and legal practice area.

Michael E. Pietzsch is a top attorney recognized by Best Lawyers in the practice area(s) of Employee Benefits (ERISA) Law and Tax Law. Michael E., who practices law in Phoenix, Arizona, has been recognized since 1987. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Michael E. is held by other top lawyers in the same geographic and legal practice area.

Mr. Ambrose is an accomplished trial attorney, having litigated hundreds of complex personal injury and commercial matters in State and Federal Court. His practice focuses primarily on Medical Malpractice, Personal Injury, Insurance Bad Faith, Civil Rights, and Wrongful Death matters. Scott has obtained many multi-million dollar settlements on behalf of his clients. For thirty years his practice has emphasized the litigation and resolution of matters involving catastrophic injury, wrongful de...

Mark A. McGinnis is a top attorney recognized by Best Lawyers in the practice area(s) of Environmental Law, Natural Resources Law and Water Law. Mark A., who practices law in Phoenix, Arizona, has been recognized since 2006. 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.