Thomas M. "Tom" Klein

Aaron Harmon has built a strong reputation in Arizona’s entrepreneurial community as a lawyer who provides practical counsel to founders, executives and investors alike. Aaron represents startups, established companies and investors in angel, venture capital and private equity financings, in mergers and acquisitions, in negotiating and drafting commercial contracts, and in general corporate and commercial matters. Aaron began his legal career as a judicial clerk for Chancellor William B...

Kristin Magin is a top attorney recognized by Best Lawyers in the practice area(s) of Real Estate Law. Kristin, 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 Kristin is held by other top lawyers in the same geographic and legal practice area.

Bob has substantial experience in complex commercial litigation matters, focusing particularly on intellectual property and securities related litigation, arbitration and enforcement proceedings, contract, trade secret, business tort and shareholder litigation. He regularly represents clients in matters and investigations before the United States Securities and Exchange Commission, the Financial Industry Regulatory Authority (FINRA) and the Arizona Corporation Commission. Due to his wide rang...

Betsy J. Lamm is a top attorney recognized by Best Lawyers in the practice area(s) of Commercial Litigation. Betsy 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 Betsy J. is held by other top lawyers in the same geographic and legal practice area.

Kelsi T. Lane’s practice focuses on probate administration, trust administration, and estate planning. Kelsi is a dedicated attorney practicing estate law. She is focused on ensuring her clients’ legal needs are met with promptness and efficiency. Kelsi is recognized for her expertise by The Best Lawyers in America ©, 2024 and 2025 editions, Super Lawyers ®, 2022, 2023, and 2024 editions, and featured in Phoenix Magazine ’s Top Lawyers in Wills, Trusts, & Estate...

John DeStefano is a top attorney recognized by Best Lawyers in the practice area(s) of Insurance Law. John, 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 John is held by other top lawyers in the same geographic and legal practice area.

Marvin is a partner with substantial experience representing clients in complex commercial litigation in state and federal courts in Arizona and Nevada. His practice primarily focuses on business disputes and litigation, including partnership disputes, real estate litigation, business torts, and fraud claims. Additionally, Marvin has extensive experience litigating debtor/creditor relationships, including prosecuting fraudulent transfer actions and obtaining prejudgment remedies; defending cl...

Mr. Cates practices litigation in the areas of medical malpractice defense, personal injury defense, healthcare, and commercial disputes. Mr. Cates represents physicians, hospitals and other healthcare providers in medical malpractice cases, and he has served as trial counsel in numerous medical malpractice jury trials. In addition, he has defended personal injury cases at trial and at arbitration. Mr. Cates also represents physicians and other professionals before their state licensing board...

Senior partner and Best Lawyers® honoree Lisa Reilly Payton focuses her law practice on estate planning, tax planning, and federal and state tax controversy. Lisa is a popular speaker and has appeared multiple times on the Emmy Award-winning talk show The List. Lisa's estate planning experience includes helping individuals, couples, and business owners identify their planning options and tailoring their choices to their unique situations and goals. In guiding her clients through the plann...

For four decades, Jim Ryan has helped high net worth Arizona families create and enjoy financial legacies. A Fellow of the American College of Trust and Estate Counsel (ACTEC) and a Certified Specialist in Estate and Trust Law, Jim Ryan is a widely acknowledged leader in Phoenix-Scottsdale legal and business circles for complex estate and business planning and estate administration. Jim is a past chair of the Estate and Trust Advisory Commission for the State Bar of Arizona, which administers...