Heather L. Buchta

Theresa’s practice has been spent in fast-paced jury trials, employment and fair housing litigation, and appellate work. In her criminal practice, Theresa handled cases involving fraudulent schemes, tax fraud, real estate fraud, and racketeering. Theresa is a regular presenter to lawyers and the community on topics including Civil Rights, Harassment Free Work Environments, and the Rules of Evidence. Before joining Osborn Maledon, Theresa served as Section Chief Counsel for the Arizona A...

Justin Niedzialek is a lawyer recognized by Best Lawyers in the practice area of Commercial Litigation. Justin practices law in Phoenix, Arizona Best Lawyers has recognized Justin Niedzialek since 2027. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which Justin Niedzialek is held by other lawyers.

Matt Boatman joined Gallagher & Kennedy’s Personal Injury & Wrongful Death group in 2013. Since coming to the firm, he has been a member of multiple trial teams in several high profile cases. He has been recognized by the National Trial Lawyers as a top 40 civil attorney under the age of 40 in Arizona. Matt was part of the team in the Yarnell, Arizona Hotshot Firefighters’ survivors’ cases, complex medical malpractice cases that have reached multi-million dollar sett...

Clark H. Fielding is a personal injury attorney licensed in California and Arizona , representing injury victims from Fielding Law offices in Irvine and Phoenix . His practice is dedicated exclusively to plaintiff personal injury law, advocating for individuals and families affected by negligence. He handles a wide range of cases, including car, truck, motorcycle, bicycle and pedestrian accidents, premises liability, product liability, catastrophic injuries, brain injuries and wrongful death ...

Kathryn K. McCormick is a lawyer recognized by Best Lawyers in the practice area of Criminal Defense: General Practice. Kathryn K. practices law in Phoenix, Arizona Best Lawyers has recognized Kathryn K. McCormick since 2025. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which Kathryn K. McCormick is held by other lawyers.

Martin J. Solomon is a lawyer recognized by Best Lawyers in the practice area of Personal Injury Litigation - Plaintiffs. Martin J. practices law in Phoenix, Arizona Best Lawyers has recognized Martin J. Solomon since 2026. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which Martin J. Solomon is held by other lawyers.

Kevin P. Nelson is a lawyer recognized by Best Lawyers in the practice area of Litigation - Construction. Kevin P. practices law in Phoenix, Arizona Best Lawyers has recognized Kevin P. Nelson since 2023. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which Kevin P. Nelson is held by other lawyers.

Since 2009, Mark Worischeck has served as the firm's President and Managing Shareholder. Mr. Worischeck has earned Martindale-Hubbell's highest AV® Preeminent™ rating. He has been recognized as one of Arizona's Finest Lawyers and selected to be included in Best Lawyers in America for 2013-2022 for his work in aviation law, commercial and construction litigation, insurance law, insurance litigation, personal injury and product liability litigation. He was also named by Best Lawyers a...

GABRIEL R. ARAGON joined CDQ in 2006 and is a Partner with the firm. Gabe practices in all areas of complex commercial litigation, with particular experience in employment litigation matters and partnership disputes in the medical marijuana industry. He is active across various professional organizations, including previously serving as Chair of the Maricopa County Bar Association’s Section of Litigation. As selected by his peers, Gabe has been recognized as an AV-Preeminent attorney, a...

Kristen is considered one of the nation’s leading “Big Data” and HIPAA compliance attorneys. She also has deep experience in data breaches, health information exchange, data sharing for research and clinical integration initiatives, clinical research compliance, clinical trials contracting, and biobanking and genomic privacy. Kristen is a sought-after national speaker on these issues and has been active in national healthcare policy. She is Past President (2013-2014) of the ...