Gabriel M. Hartsell

Appeals Eric regularly handles high-profile appeals and issue litigation. He has argued major cases before the Ninth Circuit, Arizona Supreme Court, and Arizona Court of Appeals. Eric is listed in Benchmark Litigation’s 40 & Under Hot List, Best Lawyers, and Southwest Super Lawyers for appeals. Before joining private practice, Eric clerked on the U.S. Court of Appeals for the D.C. Circuit. He currently serves as a Ninth Circuit Appellate Lawyer Representative and as Chair Elect for ...

Colin was appointed a Judge of the Maricopa County Superior Court in 1990 after twelve years of practicing both civil and criminal trial law. During his 17 years as a Judge, he sat on assignments related to nearly every area of law including civil, criminal, juvenile, and family matters. He was Presiding Judge from 2000 to 2005. After his retirement from the Bench, Colin returned to Osborn Maledon in 2007 where he maintains an active personal injury tort, commercial litigation, and public law...

Stephanie Fierro is a problem solver. A partner in Keller Rohrback’s Phoenix office focusing on business and estate matters, Stephanie uses her substantial skillset to dissect and analyze the problems that her clients bring her in order to find solutions that put them in the best position possible. Stephanie firmly believes that proper preparation on the front end of an issue helps avoid difficulties on the back end when emotion might otherwise interfere. She applies this philosophy whe...

Shareholder Certified Specialist in Personal Injury and Wrongful Death Law Wendi has been certified by the State Bar of Arizona as a specialist in Personal Injury and Wrongful Death law due to her nearly three decades of litigation experience in both state and federal court. Her practice focuses on aggravated liability and damages matters, including Federal Motor Carrier (trucking accident) cases, vehicular products liability matters, construction site injury and death matters, and premises l...

Mary O'Grady's practice focuses on appeals, civil litigation and administrative law. As a former Solicitor General for the State of Arizona, Mary has a unique breadth of experience with public law issues. She has represented the State of Arizona and public officials in a variety of complex, high profile lawsuits and appeals in state and federal court. Her work has included ten cases that the United States Supreme Court heard on the merits. Mary's areas of expertise include election and campai...

Prior to joining Gallagher & Kennedy, Mr. Clark served as a law clerk to the Honorable Mary M. Schroeder, Circuit Judge for the U.S. Court of Appeals, Ninth Circuit. Mr. Clark has also maintained an appellate practice. Prior to focusing his practice on plaintiffs’ personal injury and wrongful death cases, he handled a wide-range of cases, including criminal defense, insurance defense and commercial litigation. His recent experience includes: Served as Co-Lead Counsel for over 70 vic...

Kevin practices in the area of civil litigation, with an emphasis on aviation law, commercial litigation, medical malpractice, product liability, wrongful death and personal injury. Kevin has handled cases for clients in some of the largest lawsuits litigated in Arizona. He represents clients in claims and suits arising out of a variety of issues. Kevin is a trial lawyer with over 25 years of experience before judges, juries and arbitrators. Although he has tried many cases, Kevin focuses on ...

Jennifer J. Understahl is a top attorney recognized by Best Lawyers in the practice area(s) of Real Estate Law. Jennifer J., 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 Jennifer J. is held by other top lawyers in the same geographic and legal practice area.

Jamie Halavais, a Member based in the firm’s Phoenix office, concentrates her practice on complex commercial litigation and class action defense. With over fifteen years in the courtroom, Jamie helps businesses and individuals resolve their most difficult problems. She has experience defending clients facing alleged class actions and other complex commercial litigation issues. She also handles insurance defense issues such as breach of contract and bad faith claims, as well as a wide va...

Frederick M. Cummings has extensive trial experience in the areas of healthcare, medical malpractice and medical products liability defense litigation. Mr. Cummings also has significant experience in all aspects of complex litigation and is an experienced arbitrator and mediator.