Donald G. "Don" Isaacson

Charles Markle is a top attorney recognized by Best Lawyers in the practice area(s) of Commercial Litigation. Charles, 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 Charles is held by other top lawyers in the same geographic and legal practice area.

Linnette Flannigan is a top attorney recognized by Best Lawyers in the practice area(s) of Workers' Compensation Law - Employers. Linnette, 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 Linnette is held by other top lawyers in the same geographic and legal practice area.

After graduating from NYU law school, I spent nine years at blue-chip law firms in Los Angeles. As a BigLaw commercial litigation partner, I represented movie studios and fortune 100 companies in document heavy cases that rarely went to trial. But I always wanted to be a real trial lawyer. So I resigned my partnership, moved to Arizona, and tried serious felony cases for a few years. As a commercial trial lawyer with nearly 30 years of courtroom experience, I am now the owner and leader of Me...

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...

Shane Swindle, a partner in the firm's Litigation practice, focuses on commercial litigation, particularly environmental, contract and insurance coverage disputes. Most of Mr. Swindle’s time is devoted to his active litigation practice, but he also regularly advises clients on environmental, contract, and insurance coverage issues for business planning purposes.

Dave Pauole is a top attorney recognized by Best Lawyers in the practice area(s) of Civil Rights Law and Education Law. Dave, 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 Dave is held by other top lawyers in the same geographic and legal practice area.

Marc focuses his practice on plaintiffs’ catastrophic injury and wrongful death litigation. He formed the plaintiff personal injury practice at Fennemore over 30 years ago and has built it into the strong and innovative practice it is today. Marc chose personal injury law after spending several years as a defense attorney. He wanted the opportunity to work on a more personal level with clients, and saw personal injury law as the best outlet. Marc has represented thousands of accident vi...

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.

Karl A. Freeburg has a broad-based practice in the area of corporate finance and commercial transactions. Karl's practice includes the representation of borrowers and lenders in all types of asset-based and real estate secured financings. He also has wide-ranging experience assisting clients in the documentation and negotiation of a variety of contracts. Karl brings a practical, results-oriented approach to the representation of his clients. Karl takes pride in accomplishing his clients' obje...

For four decades, Jim Ryan has helped high net worth Arizona families create and enjoy financial legacies. A Fellow of the American College of Trust and Estate Counsel (ACTEC) and a Certified Specialist in Estate and Trust Law, Jim Ryan is a widely acknowledged leader in Phoenix-Scottsdale legal and business circles for complex estate and business planning and estate administration. Jim is a past chair of the Estate and Trust Advisory Commission for the State Bar of Arizona, which administers...