Christopher P. Colyer

Valued by clients for his ability to analyze and respond to complicated commercial litigation, David has built a strong practice representing Fortune 50 companies in state and federal courts. He focuses on a wide range of complex litigation, including securities and intellectual property litigation, class action claims, as well as other large commercial disputes. He has provided regular counsel to large public companies facing lawsuits in Arizona who value his ability to advocate both in oral...

Joe Mais is an experienced trial lawyer who has tried more than 20 jury trials, bench trials and arbitrations. He also has served as lead counsel in many significant matters that were successfully resolved before trial. He has served as lead counsel in a wide range of matters including multiple securities, intellectual property, and consumer actions, as well as contract, business tort and real estate litigation. Joe is currently ranked by Chambers as an Arizona Band One litigator, and describ...

As the founder and managing partner of Jaburg Wilk, Gary has almost 40 years invested in building and operating a business. He utilizes this expertise to help his clients effectively and efficiently resolve both their business and legal issues, Gary’s particular talent lies in quickly developing a comprehensive understanding of facts, personalities and legal issues and subsequently devising a realistic, cost effective strategy for meeting his client’s goals. His direct, businessli...

With over 50 years experience as a defense lawyer, Tom’s practice includes criminal matters, with an emphasis on federal and state commercial and white collar prosecutions. He has extensive trial experience in the defense of commercial and white collar criminal cases, as well as cases involving allegations of public corruption, money laundering, fraud, computer tampering, arson, theft, assault, and vehicular manslaughter. In addition, Tom has been lead trial counsel in a number of capit...

Andrea S. Tazioli is an experienced litigator and trial attorney practicing in the areas of White Collar Crime/Criminal Defense, Commercial Litigation, Government and Internal Investigations. Andrea is skilled in all aspects of litigation, including law and motion practice, mediation, arbitration, trial, and appellate practice. Andrea has tried numerous cases (civil and criminal) in both state and federal court. Andrea regularly defends individuals and corporations charged with white collar a...

Chris Welker is a top attorney recognized by Best Lawyers in the practice area(s) of Insurance Law and Personal Injury Litigation - Defendants. Chris, 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 Chris is held by other top lawyers in the same geographic and legal practice area.

Phillip B. Visnansky is a top attorney recognized by Best Lawyers in the practice area(s) of Commercial Litigation, Elder Law and Litigation - Trusts and Estates. Phillip B., 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 Phillip B. is held by other top lawyers in the same geographic and legal practice area.

David Black has been handling civil and criminal litigation matters throughout Arizona for the past decade. He received his B.S. from Arizona State University in 2004, summa cum laude , obtained his law degree from UCLA School of Law in 2007, and worked as a prosecutor prior to going into private practice. Today, David focusses his practice in the areas of criminal defense and DUI defense. His trial and motion practice extends to all corners of the State of Arizona and now includes California...

J.D. (with High Honors), University of Florida, 1993 A.B., Government, magna cum laude , Harvard University, 1990 Law clerk to the Hon. Susan H. Black, U.S. Court of Appeals, Eleventh Circuit, 1995-1996 Law clerk to the Hon. Lacey A. Collier, U.S. District Court for the Northern District of Florida, 1993-1995 Attorney (associate and partner), Lewis Roca Rothgerber LLP, 1996 to present

Kevin practices in the area of civil litigation, with an emphasis on aviation law, commercial litigation, medical malpractice, product liability, wrongful death and personal injury. Kevin has handled cases for clients in some of the largest lawsuits litigated in Arizona. He represents clients in claims and suits arising out of a variety of issues. Kevin is a trial lawyer with over 25 years of experience before judges, juries and arbitrators. Although he has tried many cases, Kevin focuses on ...