Eileen Dennis GilBride

Josh Grabel, a seasoned litigator with a nationwide practice based out of the firm’s Phoenix office, represents clients in various complex litigation matters, including defense of class action claims and other complex disputes. Josh sees his primary role as assisting his clients in solving their more complicated problems, be it through negotiation, internal problem solving or litigation. He focuses his practice on property and casualty (primarily auto-related) insurance risk and coverag...

Erin F. Dunlap is a top attorney recognized by Best Lawyers in the practice area(s) of Administrative / Regulatory Law. Erin F., 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 Erin F. is held by other top lawyers in the same geographic and legal practice area.

Tom’s practices include a broad range of complex commercial litigation, including business, construction, condemnation, trust and mass tort litigation. He has represented clients in numerous mediations and trials in both state and federal court, arguing before both divisions of the Arizona Court of Appeals, the Arizona Supreme Court and the Ninth Circuit Court of Appeals. Tom has handled exclusively civil litigation matters for more than 25 years, and has substantial experience in comme...

Isaac S. Crum assists business clients in developing, protecting, and enforcing intellectual property rights through consulting and litigation. His experience includes advising consumer product companies, startups, and non-profit organizations on intellectual property strategies and litigating complex cases involving patents, trademarks, trade dress, copyrights, trade secrets, and unfair competition.

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...

Andrew Pappas is a nimble advocate and trusted counselor whose practice focuses on appeals, complex commercial disputes, and governmental and regulatory matters. Before joining Osborn Maledon, Andrew served as general counsel of the Arizona House of Representatives, where he was the principal legal advisor to the Speaker and members of the majority caucus. In that capacity, Andrew provided legal, policy, and strategic advice on a vast range of issues, with a particular focus on elections, red...

Jonathan is an inimitable advocate for Arizona’s growth-oriented startup community, acting as both legal counsel and trusted advisor to emerging entrepreneurs. Before graduating Rutgers University of Law, Jonathan worked as an electrical engineer providing internet security and infrastructure consulting services for companies like Accenture, Tosco, Phillips Petroleum Company, and ConocoPhillips. Jonathan’s unique experience as a seasoned information technology specialist and in-ho...

Colin Proksel focuses his practice on complex litigation across a wide set of industries. With over fifteen years of experience, he has a long track record of success representing clients in both state and federal court, alternative dispute resolution processes (including mediation and arbitration), and administrative proceedings. Colin graduated with distinction from the University of Iowa College of Law. Before joining Osborn Maledon, he served as a law clerk to the late Honorable Arthur L....

Phil has developed a reputation as a formidable trial attorney in complex commercial litigation matters. Recently, he second chaired a five-month bench trial representing a Native American tribe in complex, multi-party litigation adjudicating the tribe’s federal reserved water rights claims for its reservation. He also regularly represents businesses in intellectual property litigation as well as public utilities in complex litigation matters, including actions initiated by government e...