Best Lawyers in Arizona, United States for Commercial Litigation
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Maddalena S. Savary co-leads Frazier Law’s Public Interest & Political Law practice group and practices complex civil litigation, with a focus on business litigation, alternative dispute resolution, and appellate practice. Her practice draws upon deep experience across all three branches of government and a career-long commitment to public service, making her particularly well-suited to advise clients navigating politically sensitive disputes, regulatory enforcement matters, and con...
Zoey Kotzambasis is a top attorney recognized by Best Lawyers in the practice area(s) of Appellate Practice and Commercial Litigation. Zoey, who practices law in Tucson, Arizona, has been recognized since 2026. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Zoey is held by other top lawyers in the same geographic and legal practice area.
Gideon’s practice focuses on litigation. Before joining Osborn Maledon, Gideon clerked for Judge Jennifer G. Zipps of the U.S. District Court for the District of Arizona. As a law clerk, he drafted civil orders and assisted in the administration of criminal and civil jury trials. He also externed for Judge Daniel J. Kiley of the Maricopa County Superior Court and Judge Jennifer M. Perkins of the Arizona Court of Appeals. His experience in trial and appellate courts provides him insight ...
Allie represents clients in complex commercial litigation and appeals, with experience handling matters involving constitutional law, securities litigation, property rights, and business disputes. She practices in both trial and appellate courts, where she develops strategic solutions to achieve her clients’ objectives through skillful advocacy and detailed analysis. Prior to joining Osborn Maledon, Allie gained valuable insight to the bench through her clerkships at the U.S. District C...
Victoria L. Romine is a top attorney recognized by Best Lawyers in the practice area(s) of Commercial Litigation. Victoria L., 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 Victoria L. is held by other top lawyers in the same geographic and legal practice area.
Payslie represents companies and individual, institutional, and tribal clients in complex litigation across state, federal, and tribal courts at both the trial and appellate levels. Her practice encompasses a wide range of issues, including constitutional challenges, water rights adjudication, class action claims, tribal law, appellate advocacy, criminal defense, trust litigation, and other complex commercial and civil rights disputes. Payslie has substantial trial experience in Arizona&rsquo...
Nicholas J. Walter is a top attorney recognized by Best Lawyers in the practice area(s) of Business Organizations (including LLCs and Partnerships) and Commercial Litigation. Nicholas J., 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 Nicholas J. is held by other top lawyers in the same geographic and legal practice area.
Aaron Duell is a top attorney recognized by Best Lawyers in the practice area(s) of Commercial Litigation, Labor and Employment Law - Management and Litigation - Labor and Employment. Aaron, who practices law in Phoenix, Arizona, has been recognized since 2024. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Aaron is held by other top lawyers in the same geographic and legal practice area.
John N. Thorpe works in Frazier Law's Business Litigation and Alternative Dispute Resolution practice. He represents clients in areas including business disputes, education law, complex commercial litigation, constitutional law, and government relations. John’s clients benefit from his intimate understanding of the federal court system, his passion for legal writing, and his background in sophisticated, high-stakes, and sometimes high-profile litigation. John graduated magna cum laude f...
Before joining Osborn Maledon, Stefan served as a law clerk for Justice James P. Beene of the Arizona Supreme Court. As a law clerk, Stefan assisted in resolving complex state law issues, including election law matters. Stefan graduated magna cum laude from the Sandra Day O’Connor College of Law at Arizona State University. During law school, Stefan interned for Judge David B. Gass of the Arizona Court of Appeals, the City of Tempe’s Civil Litigation Unit, and the Arizona Attorney...
Kaysey L. Fung is a top attorney recognized by Best Lawyers in the practice area(s) of Commercial Litigation. Kaysey L., who practices law in Phoenix, Arizona, has been recognized since 2021. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Kaysey L. is held by other top lawyers in the same geographic and legal practice area.
Robert S. McManimon is a top attorney recognized by Best Lawyers in the practice area(s) of Commercial Litigation, Corporate Governance and Compliance Law and Real Estate Law. Robert S., who practices law in Tucson, Arizona, has been recognized since 2025. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Robert S. is held by other top lawyers in the same geographic and legal practice area.
Isabella Stoutenburg is a top attorney recognized by Best Lawyers in the practice area(s) of Commercial Litigation. Isabella, 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 Isabella is held by other top lawyers in the same geographic and legal practice area.
Sean P. Donlan is a top attorney recognized by Best Lawyers in the practice area(s) of Commercial Litigation. Sean P., who practices law in Scottsdale, Arizona, has been recognized since 2025. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Sean P. is held by other top lawyers in the same geographic and legal practice area.
Parker Jackson works in Frazier Law’s Business Litigation and Alternative Dispute Resolution practice. He represents clients in matters involving business formation and structure, commercial contracts, employment, real estate, HOAs, collections, insurance, and constitutional issues. Parker graduated from the Sandra Day O’Connor College of Law at Arizona State University and is admitted to practice law in Arizona. During law school, he served as an Articles Editor on the Corporat...
Parker C. Bunch is a top attorney recognized by Best Lawyers in the practice area(s) of Commercial Litigation and Insurance Law. Parker C., who practices law in Phoenix, Arizona, has been recognized since 2024. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Parker C. is held by other top lawyers in the same geographic and legal practice area.
Our Methodology
Recognition by Best Lawyers is based entirely on peer review. Our methodology is designed to capture, as accurately as possible, the consensus opinion of leading lawyers about the professional abilities of their colleagues within the same geographical area and legal practice area.
The Process
Best Lawyers employs a sophisticated, conscientious, rational, and transparent survey process designed to elicit meaningful and substantive evaluations of the quality of legal services. Our belief has always been that the quality of a peer review survey is directly related to the quality of the voters.