Patrick T. Derksen

As an attorney and certified public accountant, Erik focuses 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 organizations. Prior to joining Gallagher & Kennedy, Erik was a Manager in the Washington National Tax ...

Chris is a member of Keller Rohrback’s Complex Litigation and Bankruptcy Groups. He has represented debtors, creditors, Court-appointed committees, and asset purchasers in Chapter 11 reorganization proceedings and workouts. In recent years he has also focused on representing plaintiffs in ERISA class actions. Chris has wide-ranging experience in complex commercial matters, from corporate restructuring to breach of fiduciary duty, commercial real estate, contracts, patent infringement, a...

Colin was appointed a Judge of the Maricopa County Superior Court in 1990 after twelve years of practicing both civil and criminal trial law. During his 17 years as a Judge, he sat on assignments related to nearly every area of law including civil, criminal, juvenile, and family matters. He was Presiding Judge from 2000 to 2005. After his retirement from the Bench, Colin returned to Osborn Maledon in 2007 where he maintains an active personal injury tort, commercial litigation, and public law...

Wayne’s areas of practice are federal and state income and estate taxation; real estate (including 1031 exchange and reverse exchange); partnership, corporation and limited liability company formation and compliance; business planning; estate planning; agricultural compliance with federal and state programs; and water law. He began his legal career as associate counsel for the Department of Treasury, where he tried civil tax cases.

Kathi Sandweiss, a former award-winning television journalist, now enjoys a combined arbitration and appellate practice. She is a partner at Jaburg & Wilk, P.C., where she has practiced law over 30 years. Since 2016, Kathi has been an active commercial arbitrator on the roster of the American Arbitration Association. Her AAA cases have included complex asbestos trust claims, franchise agreements, service agreements, landlord/tenant disputes, emergency injunctive relief in a cannabis dispu...

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

Since 2002, Brian has entitled, designed and developed a variety of different types of real estate assets, including master-planned communities, infill single family, multi-family, mixed-use, commercial, industrial, and municipal facilities. Brian is sought after by Property Owners and Real Estate Professionals to help develop challenging properties and solve problems. He solves problems for his Clients by understanding their needs and utilizes his real estate experience and relationships wit...

Matthew Joy is a top attorney recognized by Best Lawyers in the practice area(s) of Environmental Law, Litigation - Environmental and Natural Resources Law. Matthew, 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 Matthew is held by other top lawyers in the same geographic and legal practice area.

Stuart Kimball is a top attorney recognized by Best Lawyers in the practice area(s) of Government Relations Practice. Stuart, 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 Stuart is held by other top lawyers in the same geographic and legal practice area.

James R. Huntwork is a top attorney recognized by Best Lawyers in the practice area(s) of Real Estate Law. James R., who practices law in Phoenix, Arizona, has been recognized since 1987. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which James R. is held by other top lawyers in the same geographic and legal practice area.