Carlos D. Ronstadt

James H. Patterson has been certified as a specialist in real estate law by the State Bar of Arizona since 1986. His practice concentrates on matters relating to all aspects of real estate and financing, including negotiating acquisitions and dispositions; drafting options, purchase contracts and escrow supplements; title review and negotiation with title insurers; preparation of closing documents, including notes, security instruments, assignments and collateral assignments, and deeds; prepa...

Daniel E. Durchslag is a top attorney recognized by Best Lawyers in the practice area(s) of Commercial Litigation and Litigation - Real Estate. Daniel E., 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 Daniel E. is held by other top lawyers in the same geographic and legal practice area.

Kevin J. Morris is a top attorney recognized by Best Lawyers in the practice area(s) of Banking and Finance Law and Real Estate Law. Kevin J., who practices law in Phoenix, Arizona, has been recognized since 2012. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Kevin J. is held by other top lawyers in the same geographic and legal practice area.

Gary Gotto's diverse experience helps him meet his clients' diverse needs. Gary is a member of Keller Rohrback's nationally recognized Complex Litigation Group. He has a broad range of practice experience and interests, including all aspects of corporate and real estate transactional work, securities issuance and compliance, Chapter 11 bankruptcy and workout matters, and general commercial and ERISA litigation. Gary speaks and teaches regularly on a number of topics, including an annual real ...

For more than 20 years, Mark has represented companies in dealing with a broad range of issues that affect them as employers, from union avoidance campaigns and employment-related litigation to complex cases involving the theft of intellectual property and trade secrets, and litigation under the False Claims Act. Mark’s traditional labor practice is national in scope: he has handled dozens of campaigns against union organizing efforts across the country. Because the key to employer succ...

Tim is a shareholder, member of the Gallagher & Kennedy board of directors and head of the firm’s Tax Law practice. For over 20 years, Tim has focused 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 organiza...

Charles Callahan is a top attorney recognized by Best Lawyers in the practice area(s) of Commercial Litigation, Insurance Law, Litigation - Insurance and Personal Injury Litigation - Defendants. Charles, who practices law in Phoenix, Arizona, has been recognized since 2020. 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.

J.P. Harrington Bisceglia is a top attorney recognized by Best Lawyers in the practice area(s) of Insurance Law and Litigation - Insurance. J.P. Harrington, who practices law in Phoenix, Arizona, has been recognized since 2024. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which J.P. Harrington is held by other top lawyers in the same geographic and legal practice area.

Ian Fischer is an accomplished litigator whose problem-solving and advocacy skills help his clients achieve critical outcomes. He has a strong record of success in resolving complicated legal issues that would otherwise hamper business operations. Ian represents clients with complex contract disputes, business torts, class actions, False Claims Act, or antitrust violations. Ian works closely with his clients to understand their specific goals for each dispute they face and to develop practica...

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...