Amy Abdo

For more than 25 years, Mark has offered intelligent and persistent advocacy for his clients involved in complex litigation matters. In the process, he has helped clients ranging from the State of Arizona to the Arizona Cardinals achieve their objectives, even when doing so required trips to the court of appeals to confirm correct rulings by a trial court or reverse errant ones. Mark’s thorough analysis of evidence in complex cases often leads to key connections among facts that aid in ...

For over 40 years, Otto has helped individuals, business owners, and employers comply with and plan for laws and regulations related to federal and state taxation, employee benefits, and executive compensation. He assists clients with audits, investigations, and regulatory disputes related to these areas, and advises businesses and their owners regarding business transactions and long-term business succession and estate planning. Otto also has significant experience in federal procurement reg...

Kristen is considered one of the nation’s leading “Big Data” and HIPAA compliance attorneys. She also has deep experience in data breaches, health information exchange, data sharing for research and clinical integration initiatives, clinical research compliance, clinical trials contracting, and biobanking and genomic privacy. Kristen is a sought-after national speaker on these issues and has been active in national healthcare policy. She is Past President (2013-2014) of the ...

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 ...

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.

Anne Findling is a top attorney recognized by Best Lawyers in the practice area(s) of Medical Malpractice Law - Plaintiffs and Personal Injury Litigation - Plaintiffs. Anne, 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 Anne is held by other top lawyers in the same geographic and legal practice area.

John has substantial experience representing for-profit and not-for-profit companies in a wide variety of legal and business areas, from commercial, employment, tort and insurance-related litigation to real estate, corporate management, health care and school law issues. As a trial lawyer, John has tried more than 100 cases to conclusion, including jury trials, bench trials, arbitration matters and administrative law proceedings. He currently serves as a judge pro tem for the Maricopa County ...

Hillary P. Gagnon is a top attorney recognized by Best Lawyers in the practice area(s) of Litigation - Trusts and Estates and Trusts and Estates. Hillary’s practice is devoted exclusively to probate, trust, estate, guardianship, and conservatorship matters, as well as estate planning and the mediation of probate and trust disputes. Hillary has been recognized since 2021. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Hillary is held by...

Miranda Preston is a top attorney recognized by Best Lawyers in the practice area(s) of Business Organizations (including LLCs and Partnerships), Corporate Law and Health Care Law. Miranda, 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 Miranda is held by other top lawyers in the same geographic and legal practice area.

Ryan W. Anderson is a top attorney recognized by Best Lawyers in the practice area(s) of Bankruptcy and Creditor Debtor Rights / Insolvency and Reorganization Law and Corporate Law. Ryan W., 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 Ryan W. is held by other top lawyers in the same geographic and legal practice area.