Meet Daniel Mestaz

About Daniel Mestaz

Daniel Mestaz is an AV-rated commercial trial attorney with 30 years of litigation experience in high-stakes business and employment disputes. Known for his relentless preparation, technical innovation, and courtroom presence, Daniel has earned a reputation as a true David vs. Goliath litigator—going toe-to-toe with large firms and corporate opponents and winning for his clients.

Daniel has built a career representing corporate executives, entrepreneurs, professionals, and companies in mission-critical disputes involving careers, compensation, ownership, lost profits, and future livelihood. He has secured significant recoveries for executives and employees wrongfully terminated or denied contractually owed compensation, equity, or severance. His employment law practice includes representing clients in matters involving retaliation, whistleblower claims, wrongful termination, sexual harassment, discrimination, and FMLA or ADA interference.

As a commercial litigator, Dan’s practice focuses on contract disputes, business divorces, and employment-related litigation, with particular depth in complex, highly contentious matters involving:

  • LLC member and corporate shareholder disputes
  • Partnership breakups and ownership battles
  • Unfair business practices and tortious interference
  • Recovering lost profits for breaches of contract
  • Breaches of fiduciary duty and the implied covenant of good faith and fair dealing

Daniel is especially skilled at enforcing oral contracts and handshake agreements—a notoriously difficult area of law where his precision, preparation, and trial advocacy experience consistently deliver results. He has also successfully litigated restrictive covenant cases involving non-compete and non-solicitation provisions, as well as defamation actions to recover for reputational harm.

Daniel is particularly known for his command of electronic evidence and litigation technology. His proprietary trial technology, The Chron, allows him to instantly access and present key evidence in real time—ensuring seamless, strategic advocacy in high-pressure moments.

Before founding Mestaz Law, Daniel practiced for nearly a decade at top-tier firms in Los Angeles, where he was a BigLaw litigation partner representing Fortune 100 companies in complex, document-heavy commercial cases. He later moved to Arizona to pursue his passion for trial work, spending several years trying serious felony cases before resuming his commercial trial work and then launching his boutique litigation firm.

Today, as a small business owner himself, Daniel brings a trial-focused, client-first approach to every case—whether it’s a contract dispute between business partners or an executive standing up to wrongful termination.

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The information you obtain at this site is not, nor is it intended to be, legal advice. You should consult an attorney for advice regarding your individual situation. We invite you to contact us, though doing so does not create an attorney-client relationship. Please do not send any confidential information to us until such time as an attorney-client relationship has been established. Our description of what we believe to be superior technology and how we win cases reflects our typical approach to litigation, which we believe:  (i) gives us a competitive advantage, and (ii) is responsible for any success we have had. But we do not win every case. Other lawyers may have technology or approaches that they believe gives them an advantage. Also, the results that we have obtained in other cases or that are described in our clients’ testimonials do not guarantee, promise, or predict the outcome of your case, which depends on the law, facts, and evidence specific to it.