Matthew P. Chiarello

Amanda J. Taylor is a top attorney recognized by Best Lawyers in the practice area(s) of Insurance Law and Litigation - Insurance. Amanda J., 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 Amanda J. is held by other top lawyers in the same geographic and legal practice area.

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...

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.

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....

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...

Donald Wilson Jr. is a top attorney recognized by Best Lawyers in the practice area(s) of Insurance Law and Legal Malpractice Law - Defendants. Donald, 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 Donald is held by other top lawyers in the same geographic and legal practice area.

Josh Grabel, a seasoned litigator with a nationwide practice based out of the firm’s Phoenix office, represents clients in various complex litigation matters, including defense of class action claims and other complex disputes. Josh sees his primary role as assisting his clients in solving their more complicated problems, be it through negotiation, internal problem solving or litigation. He focuses his practice on property and casualty (primarily auto-related) insurance risk and coverag...

John K. Wittwer is a top attorney recognized by Best Lawyers in the practice area(s) of Construction Law, Insurance Law and Litigation - Insurance. John K., who practices law in Phoenix, Arizona, has been recognized since 2022. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which John K. is held by other top lawyers in the same geographic and legal practice area.

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

David focuses his practice in family law. He assists clients with divorces, child custody issues, post-decree modifications, and pre- and post-nuptial agreements. David is experienced with high conflict family law matters and has tried numerous cases. He has particular expertise when dealing with issues relative to children both during dissolution and issues that arise after a client’s divorce or establishment matter. David passionately advocates for what matters most to his clients and...