Lisa M. Coulter

Nate’s practice focuses on insurance bad faith and coverage litigation, commercial litigation, general liability litigation, and professional liability litigation. He represents insurance companies, insurance adjusters, global corporations, contractors, business owners, insurance agents, and professionals. He handles all aspects of insurance-related litigation, including advising and defending insurers in bad faith litigation, drafting coverage opinions, advising and defending insurers ...

James is a first-chair trial lawyer with the insight from serving as an Arizona trial judge for more than seven years. He focuses his practice on trial and appellate representation in complex commercial litigation and elections disputes. He also serves as arbitrator, mediator, and special master. Before joining the firm, James served as a judge on the Arizona Superior Court, where he presided over hundreds of jury trials, bench trials, evidentiary hearings, and oral arguments. The civil trial...

Born and raised in Omaha, Nebraska, Matt Millea attended Catholic schools, including Mount Michael, a Benedictine boarding school in Elkhorn, Nebraska. The discipline and structure of that environment shaped his approach to academics and personal responsibility. Matt competed in track all four years of high school, focusing on the half-mile, and carried that dedication forward to the University of Nebraska, where he completed both his undergraduate and legal studies, graduating with high hono...

Since the beginning of his career, Geoff has built his reputation as a lawyer’s lawyer. He serves as Osborn Maledon’s General Counsel and represents fellow attorneys in all aspects of the practice of law. For the last 30 years, his practice has split between both litigation and preventative counsel, advising on a regular basis to clients about risk management, professional liability issues, legal malpractice, bar discipline, ethics, and law practice management issues. Geoff has be...

Hannah concentrates on commercial litigation and has represented clients in a wide variety of areas such as breach of contract and fiduciary duties, fraud, business ownership disputes, construction litigation, and product liability. Prior to joining Gallagher & Kennedy, Hannah was a law clerk for Justice Robert M. Brutinel of the Arizona Supreme Court, where she worked on a multitude of legal issues, including issues concerning the Arizona and U.S. Constitutions, statutory interpretation ...

Bill Maledon is amongst the most esteemed commercial litigation and trial attorneys in Arizona and across the United States, and has built a widely recognized reputation for leading large-scale and complex commercial matters. He is a prominent figure both in federal and state courts, with notable expertise in antitrust, securities, and sports-related matters. He also has extensive experience in handling appellate matters in both federal and state courts and has acted as mediator and arbitrato...

CHRISTOPHER KAUP'S practice is focused on the representation of creditors and debtors in complex commercial bankruptcy matters, creditors’ rights, and commercial litigation. Chris has represented public companies, private businesses, creditors’ committees and individuals in commercial bankruptcy cases, State Court matters and transactional negotiations in Arizona, Pennsylvania, Colorado, Missouri, Utah, Florida, New Jersey, Delaware and California. Chris served as a Law Clerk in t...

Kelton Busby is a lawyer recognized by Best Lawyers in the practice area of Commercial Litigation. Kelton practices law in Phoenix, Arizona Best Lawyers has recognized Kelton Busby since 2024. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which Kelton Busby is held by other lawyers.

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...

Steve focuses on five practice areas – natural resources, municipal, private utility, development, and environmental law. He also litigates certain matters for his clients. The natural resources element of his practice deals primarily with water rights. Steve represents more than 50 municipal and private party clients regarding water rights and use. He has successfully litigated natural resource matters before the Supreme Court of Arizona. Steve represents municipalities and special imp...