Gina M. Bartoszek

James is a first-chair trial lawyer with the insight from serving as an Arizona trial judge for more than seven years. He focuses his practice on trial and appellate representation in complex commercial litigation and elections disputes. He also serves as arbitrator, mediator, and special master. Before joining the firm, James served as a judge on the Arizona Superior Court, where he presided over hundreds of jury trials, bench trials, evidentiary hearings, and oral arguments. The civil trial...

Don practices exclusively in the area of employment and labor law. He counsels and represents employers in such matters as employment discrimination and sexual harassment claims, wrongful discharge claims, breach of contract claims, wage and hour disputes, arbitrations, unfair labor practice charges, employee hiring, discipline, and discharge procedures, drug and alcohol testing matters, non-competition disputes, labor relations issues and miscellaneous employment policy matters. Don has been...

Michael E. Pietzsch is a top attorney recognized by Best Lawyers in the practice area(s) of Employee Benefits (ERISA) Law and Tax Law. Michael E., 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 Michael E. is held by other top lawyers in the same geographic and legal practice area.

Lee practices environmental law relating to water quality, water rights, environmental compliance auditing, solid and hazardous waste, mining and mined land reclamation and remediation, toxic substances and Superfund matters. With nearly 25 years experience, Lee has a nationally-recognized water quality practice and works closely with his clients on the federal, state and local levels to develop workable strategies to promote development and expansion of both industrial and mining operations....

Richard C. Gramlich is a top attorney recognized by Best Lawyers in the practice area(s) of Litigation - Construction. Richard C., 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 Richard C. is held by other top lawyers in the same geographic and legal practice area.

Steven N. Berger has focused his career on resolution of complex business disputes through effective representation of clients in bankruptcy or other reorganization proceedings, loan workouts, litigation and business transactions. He co-founded the firm in 1999 after gaining experience as an associate and partner at two of Arizona’s largest law firms. He has extensive experience in representing parties involved with troubled loans or troubled businesses, and has represented lenders, les...

John has extensive experience in complex commercial litigation, including handling numerous trials, hearings and other matters before state and federal courts in the areas of contracts, business torts, trade secrets, real estate, securities, intellectual property, partnership and products. He has represented large multi-national clients, as well as regional and local businesses and individuals in a variety of business disputes. In light of this diverse experience in litigating business issues...

Since the beginning of his career, Geoff has built his reputation as a lawyer’s lawyer. He serves as Osborn Maledon’s General Counsel and represents fellow attorneys in all aspects of the practice of law. For the last 30 years, his practice has split between both litigation and preventative counsel, advising on a regular basis to clients about risk management, professional liability issues, legal malpractice, bar discipline, ethics, and law practice management issues. Geoff has be...

Mr. Silverman focuses his practice on energy law. Before joining the Firm, he served as General Manager of Salt River Project (SRP) from 1994 to 2011. Well known throughout the Valley, Mr. Silverman serves in leadership roles for many business and nonprofit organizations.

Ron Lowe, a partner in the firm's Real Estate & Land Use practice, focuses on real estate transactions and secured real estate financing. He provides representation in virtually all areas of real estate and real estate finance, including homebuilder and community development representation, leasing, financing and workouts. Ron's clients include national and local homebuilders, master planned community developers, commercial landlords and tenants, commercial developers, lenders and borrowe...