Cory Tyszka

Stephen E. Richman practices in all phases of Construction Law, commercial and residential. He is a past chair of the Construction Law Section of the State Bar and is a member of the ABA Forum on the Construction Industry. He is also active in the Arizona Builders Alliance, where he is a member of the Legislative Review Committee and the Legal Advisory Council. Mr. Richman is also a member of the Construction Law Attorney Forum of the National Association of Home Builders and a Charter Fellow...

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 ...

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...

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

John A. Buric is a top attorney recognized by Best Lawyers in the practice area(s) of Construction Law and Litigation - Construction. 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.

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...

Frederick M. Cummings has extensive trial experience in the areas of healthcare, medical malpractice and medical products liability defense litigation. Mr. Cummings also has significant experience in all aspects of complex litigation and is an experienced arbitrator and mediator.

Marlene A. Pontrelli is a certified specialist in family law. Her practice focuses on all aspects of family law including dissolution and legal separation of marriage, business valuations, division of property, spousal support, post-dissolution modifications, premarital and post-marital agreements, paternity, child custody, parenting time, and child support matters. She is admitted to practice in Arizona and California. She also acts as a private mediator for parties wishing to settle outside...

Shareholder David Villadolid is the senior partner in the firm’s Employment Law section and is recognized as an AV® Preeminent™* 5.0 out of 5 peer review rated attorney in Martindale-Hubbell. With more than 37 years of legal practice, David successfully advises companies, executives, and management on a broad spectrum of business and employment issues including compliance with state and federal laws and regulations. Clients express confidence in David’s ability to provid...

Scott Erickson is an AV-rated Certified Specialist in Estate and Trust Law and a past chair of the State Bar of Arizona's Estate and Trust Advisory Commission, which assists the Arizona Board of Legal Specialization in the certification of estate and trust law practitioners. A partner at Frazer Ryan, Scott has an estate planning practice encompassing asset protection planning, business succession planning, charitable gift planning, pre-marital planning, probate and trust administration, busin...