John T. Masterson

Warren is a problem solver who commands two decades worth of experience working on bankruptcy issues, specializing in effectively representing corporations in large-scale bankruptcies involving tens of millions of dollars. He provides relief to debtors and creditors facing complex chapter 7 and chapter 11 issues in Arizona. He also works outside of jurisdiction, including in New Jersey, California, Texas, and Delaware. He has successfully represented International Technical Coatings, Inc., Qu...

Tim has decades of experience in the regulation of water and wastewater utilities, electric utilities, gas utilities, and telecommunications utilities. His career has been dedicated to navigating utility regulation matters at the Arizona Corporation Commission (ACC), affording him comprehensive insight into these industries from various perspectives. Tim has served as a Staff Attorney at the ACC, in-house counsel at a prominent water utility, and external counsel for diverse utilities. Tim po...

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 ...

Steven D. Wolfson is an equity member of Dickinson Wright PLLC (formerly Mariscal, Weeks, McInytre & Friedlander, P.A.) His practice focuses on all areas of domestic relations, including custody and parenting-time disputes, business valuations, spousal maintenance and child support determinations and pre and post-nuptial agreements. Mr. Wolfson received his B.A. degree from Occidental College in 1985 and his Juris Doctor from Arizona State University College of Law in 1991. Mr. Wolfson is...

JIM O'SULLIVAN represents closely-held businesses, including law firms and other service professionals. Serving as general counsel and primary contact for businesses and their owners, Jim focuses on the ongoing legal needs of these clients, as well as strategic planning for growth and ownership succession opportunities. Jim leverages his considerable planning, negotiation and contract drafting experience to counsel clients through key events such as business formation, joint ventures, mergers...

As an attorney and certified public accountant, Erik focuses his practice in all areas of federal tax law, with an emphasis on partnerships, limited liability companies, C and S corporations, real estate, international taxation, and civil tax controversy. He provides tax planning, structuring, and documentation for business and individual clients, including joint ventures and tax-exempt organizations. Prior to joining Gallagher & Kennedy, Erik was a Manager in the Washington National Tax ...

Bill King’s trial practice focuses on complex commercial litigation and plaintiff advocacy before state and federal courts. He is a proven litigator, trial and appellate attorney, plaintiff advocate, and problem solver for businesses and individuals involved in serious and high-stakes disputes.

Damien R. Meyer is an experienced commercial litigation attorney. Damien has extensive experience in representing both individuals and businesses including banks, contractors, landlords, real estate developers, aviation companies, entrepreneurs, and health care companies in all areas of their business including contractual analysis and disputes, procurement, collection and payment disputes, commercial tort liability, provisional remedies and negotiation of pre-litigation disputes to avoid for...

Overview Eric Hiser practices in the areas of environmental, natural resources and administrative law. He regularly represents clients in manufacturing, steel, petroleum, natural gas production and transmission, mining, metal fabrication, high technology and materials industries with an emphasis on permitting, compliance planning and environmental auditing and assessment, and has served as special counsel to the Maricopa County Air Pollution Control Hearing Board. Mr. Hiser is recognized by B...

Clark L. Derrick began his legal career in Phoenix in 1972 after having graduated, with distinction, from the University of Arizona, College of Law and entering into the practice with John J. Flynn and the firm of Flynn, Kimerer, Thinnes & Derrick. While a student at the University of Arizona, College of Law, Clark was Symposium Editor of the Arizona Law Review and was elected a member of the Order of the Coif. He received his undergraduate, Bachelor of Arts degree in 1968 from the Univer...