Gregory L. "Greg" Mast

Ms. Burgess is an experienced trial attorney who emphasizes health care, medical malpractice, product liability, professional liability, employment law, personal injury and municipal liability in her practice. She has tried cases in state and federal courts, on issues ranging from complex medical negligence claims, to police use-of-force and constitutional claims, and has argued appeals in Arizona’s Appellate and Supreme courts, and before the 9th Circuit Court of Appeals. In 2013 she p...

David N. Horowitz is a top attorney recognized by Best Lawyers in the practice area(s) of Family Law, Family Law Arbitration and Family Law Mediation. David N., who practices law in Phoenix, Arizona, has been recognized since 2021. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which David N. is held by other top lawyers in the same geographic and legal practice area.

Darren T. Case is a top attorney recognized by Best Lawyers in the practice area(s) of Trusts and Estates. Darren T., who practices law in Phoenix, Arizona, has been recognized since 2025. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Darren T. is held by other top lawyers in the same geographic and legal practice area.

Mike is a trial lawyer, focusing on the litigation of disputes on behalf of individuals and businesses. With over twenty years of experience, Mike has represented individuals and companies of all sizes with integrity, common sense, and consistent success, earning the trust and loyalty of his clients and the respect of his peers. He has pursued and defended a broad spectrum of disputes, from small to complex, multi-million dollar claims.

With years of experience in franchise and intellectual property law, Josh provides counsel or representation to established or high growth franchisors, technology development companies, service providers, distributors, and companies of all sizes in a wide array of industries. Whether looking to build or grow your business or protect valuable intellectual property, Josh applies his expertise in business transactions to guide his clients in the areas of franchising, mergers & acquisitions, ...

Peter C. Prynkiewicz is a top attorney recognized by Best Lawyers in the practice area(s) of Employment Law - Management. Peter C., who practices law in Phoenix, Arizona, has been recognized since 2018. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Peter C. is held by other top lawyers in the same geographic and legal practice area.

Ari Ramras has more than 20 years of experience in resolving business and real estate disputes. He is a Certified Specialist in Real Estate Law (State Bar of Arizona Board of Legal Specialization). Ari is an AV rated attorney (Martindale-Hubbell) and has been selected to Best Lawyers in America for Litigation – Real Estate and Real Estate Law (2013-) and Southwest Super Lawyers (2010-). He has been interviewed on NBC12 and ABC15 regarding real estate issues. Ari has litigated a variety ...

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...

John K. Wittwer is a top attorney recognized by Best Lawyers in the practice area(s) of Construction Law, Insurance Law and Litigation - Insurance. John K., who practices law in Phoenix, Arizona, has been recognized since 2022. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which John K. is held by other top lawyers in the same geographic and legal practice area.

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...