C. Andrew Campbell the Chief Administrative Law Judge at the Industrial Commission of Arizona has been with the Administrative Law Judge Division since 2014. Prior to joining the Industrial Commission of Arizona, Andy worked in private practice in Arizona for thirteen years, and served as a Judge Pro Tem for the Maricopa County Superior Court, presiding over civil calendars, settlements conferences, and other alternative dispute resolution matters. Andy is licensed in Arizona and South Carolina and practiced in South Carolina from 1999-2001 prior to moving to Arizona. He is a graduate of the University of South Carolina School of Law (J.D. 1999) and Presbyterian College (B.A. 1996).

Dennis Kavanaugh has been serving as chair of the Industrial Commission of Arizona since April 2023. In this role he also serves on the ICA Special Fund Investment Committee. In January 2024 he was appointed to the Dispute Resolution and Regulatory committees of the International Association of Industrial Accident Boards and Commissions (IAIABC).

Dennis has extensive background in worker compensation law. As an attorney for the Arizona Legislative Council from 1978 to 1984, Dennis was responsible for drafting worker compensation legislation. From 1984 to 1988 Dennis served first as an attorney and then as Chief Counsel of the Industrial Commission. In this position, he supervised Commission staff attorneys and provided representation and defense of the Commission before administrative law judges, the Superior Court, the Arizona Court of Appeals and the Arizona Supreme Court. As ICA Chief Counsel, Dennis drafted worker compensation legislation, rules of procedure, and, on occasion, represented the Industrial Commission before the Arizona Legislature. Dennis worked in private practice from 1988 to 2021 when he retired and closed his law firm. He handled worker compensation and Social Security Disability matters. While Dennis primarily represented applicants in worker compensation claims, for a period of time he also represented several self-insured employers. He was a certified specialist in worker compensation for more than thirty years.

Dennis received his J.D. degree in 1978 from Arizona State University and a B.A. in Political Science (magna cum laude) from St. Louis University in 1975. He was awarded memberships in Phi Beta Kappa and Alpha Sigma Nu (National Jesuit Honor Society).

Dennis has been very active in public service. He was elected four times to serve on the Mesa City Council, including two terms as Mesa Vice Mayor. He has served on regional, state and national boards, including time as chair of Valley Metro, chair of the Arizona Commission on the Arts and as a board member of the National League of Cities. He has served on numerous nonprofit boards over the years and currently serves as president of the Arizona Museum of Natural History Foundation, board chair of Visit Mesa, and president of the Palo Verde Chapter of the Sons of the American Revolution and as a founding and ongoing board member of the Mesa Preservation Foundation. He is a longtime member of the Mesa Rotary Club and the Mesa Chamber of Commerce. Dennis was named Mesa’s Man of the Year in 2015.

Gaetano Testini was appointed by Governor Hobbs as the Director of the Industrial Commission of Arizona in September 2024. Prior to this appointment he served the Industrial Commission of Arizona as the Chief Counsel, and as an Administrative Law Judge. He is certified by the State Bar of Arizona as a workers' compensation specialist, and currently serves as the Vice-Chair of Workers' Compensation Advisory Board.

Mr. Testini served on the State Bar of Arizona's Board of Governors. He is a 2010-2011 graduate of the State Bar of Arizona's Bar Leadership Institute, and the inaugural class of the Collaborative Bar Leadership Academy and has returned to the program as an instructor.

Mr. Testini serves as an adjunct professor for Grand Canyon University, and for Sandra Day O’Connor School of Law.