From simple plans for young families to tax planning strategies for sophisticated estates, our experience and expertise coupled with our friendly, confidential and sincere demeanor will ensure the creation of a plan that is perfect for your family.



We have been successfully representing Arizona businesses and their owners since 1992. From start-ups to firmly established businesses, we can guide you through what is needed to meet your objectives with practical, well-organized advice.



“Meetings with Quinn are always relaxed and very informative. He makes sure that you understand all the implications of what you are doing and does it without pushing.”
“Working with Quinn and his staff was wonderful. All documents were created and explained in terms that we could easily understand. All our questions were answered promptly and thoroughly. Everything was organized clearly and all appointments were quick and to the point.”
“He is direct and well versed in the information he provides. He is professional and always available when I have urgent legal needs.”
“I liked that he was competent in the state statutes needed to Probate my father’s estate in Arizona. He took care of all the paperwork and gave good advice on how to proceed.”
“Very smart and professional, but still personable and approachable. Expert at helping negotiate difficult areas to achieve most satisfactory legal outcomes. Quinn is a pleasure to work with!”
“He is forthright, honest, thorough, explains issues in a manner that is very understandable, readily available, empathic and knowledgeable.”
“Quinn is exceptional in his ability to know just how to help different people in different situations. I feel very comfortable in discussing any issue with Quinn and knowing I will get a well thought out explanation. Because I know him personally, I would always feel comfortable in recommending him to someone who needs legal matters.”
“On the rare occasion where I had a dispute with someone he always had a way of suggesting alternative solutions rather than involving a lawyer. Saves me time and money and the situations were resolved.”
“Technically strong and very good at explaining complex topics. He was great at simplifying everything and using examples to help us make critical decisions.”

Recent Projects

For Quinn the practice of law started as a job, turned into a career and is evolving into a lifetime journey. He is grateful for the support of clients, attorneys and staff who have assisted him every step of the way and humbled by their kind words as he passes the quarter century mark. Practicing law is challenging and stressful, but not always exciting. In addition to graduating from SMU Law and passing the bar on his first attempt, a few of his highlights include:

  • Becoming Board Certified in Estate and Trust Law by the State Bar of Arizona
  • Obtaining his AV Rating from Martindale-Hubbard, the highest peer rating possible
  • Receiving a five star 10/10 rating from AVVO.


December 2022 Letter of Intent

DeAngelis Legal reviewed a letter of intent for the seller of a Scottsdale based business. The letter outlined the material terms for the purchase and allowed the parties to proceed with more detailed due diligence.  DeAngelis Legal clarified certain terms and provided additional language protecting [...]

December 2022 Trust Administration

DeAngelis Legal resolved trust administration disputes between a trustee and beneficiary.  Upon death, a parent set up a trust for a beneficiary naming the beneficiary’s older sibling as trustee. Over the years, the Trustee and beneficiary clashed over budgets, distributions, and reporting which adversely impacted [...]

Younger Next Year

Worried that I might stop following him on crazy adventures, my friend Béat Koszinowski gave me the New York Times bestseller book Younger Next Year for my birthday last year.  At the time, my workout regimen was fairly inconsistent, with frequent rest days, but I [...]

October 2022 LLC Operating Agreement Review

DeAngelis Legal performed a comprehensive review and edit of a proposed multi-member LLC operating agreement on behalf a new client.  The client asked DeAngelis Legal to provide input on the operating agreement.  DeAngelis Legal provided a memo with additional questions and substantive comments and edits [...]

October 2022 Letters of Personal Representative

DeAngelis Legal obtained Letters of Personal Representative for a trustee who identified an asset that was not transferred to the trust.  The deceased participated in his employer’s stock option plan.  Unfortunately, the plan failed to name a beneficiary and the employer would not transfer the [...]

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