David J. Armstrong

David N. Horowitz is a top attorney recognized by Best Lawyers in the practice area(s) of Family Law, Family Law Arbitration and Family Law Mediation. David N., who practices law in Phoenix, Arizona, has been recognized since 2021. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which David N. is held by other top lawyers in the same geographic and legal practice area.

About Nicholas Boca: Board-Certified Family Law Specialist, State Bar of Arizona Former Assistant Attorney General for the Department of Child Safety 2020 recipient of the James Waite Mahoney Award for meritorious service to the Arizona Juvenile Law Section 2019-2020, Judge Pro Tempore 2019, 2022, and 2023 Top 100 Lawyers in Arizona AV Preeminent Rating by Martindale Hubbell Super Lawyers Rising Star Extensive Trial Experience Interviewed and quoted by the Arizona Republic Interviewed by Insi...

John A. Conley is a top attorney recognized by Best Lawyers in the practice area(s) of Administrative / Regulatory Law, Employment Law - Management, Health Care Law, Litigation - Health Care and Litigation - Labor and Employment. John A., who practices law in Phoenix, Arizona, has been recognized since 2021. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which John A. 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.

For more than 25 years, Mark has offered intelligent and persistent advocacy for his clients involved in complex litigation matters. In the process, he has helped clients ranging from the State of Arizona to the Arizona Cardinals achieve their objectives, even when doing so required trips to the court of appeals to confirm correct rulings by a trial court or reverse errant ones. Mark’s thorough analysis of evidence in complex cases often leads to key connections among facts that aid in ...

Kenneth ("Ken") Januszewski practices in all areas of Construction-related and General Liability litigation and serves as the CD-GL Practice Group Chair for Nevada and New Mexico claims. He has served as lead counsel for construction industry clients in multi-million dollar residential and commercial litigation matters for clients including numerous developers, general contractors and subcontractors in complex litigation matters. Ken has for years provided coverage analysis for multiple carri...

Shane Swindle, a partner in the firm's Litigation practice, focuses on commercial litigation, particularly environmental, contract and insurance coverage disputes. Most of Mr. Swindle’s time is devoted to his active litigation practice, but he also regularly advises clients on environmental, contract, and insurance coverage issues for business planning purposes.

P. Derek Petersen is a top attorney recognized by Best Lawyers in the practice area(s) of Litigation - Environmental. P. Derek, who practices law in Phoenix, Arizona, has been recognized since 2018. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which P. Derek is held by other top lawyers in the same geographic and legal practice area.

Scot Claus’s practice is wide-ranging and varied. As a result, he regularly represents clients in the following areas: Constitutional Law and Defense of Governmental Entities, Complex Commercial Litigation, Class-Action Litigation, Securities Fraud Litigation, Professional Liability Defense, Real Property Litigation (including commercial leasing disputes, easement and boundary disputes, and condemnation matters), Product Liability, and Intellectual Property litigation and prosecution. M...

My practice has been divided 50/50 between white-collar criminal defense and commercial litigation - most often involving allegations of fraudulent conduct - since I left the U.S. Attorney's Office in 1980.