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Peter M. Williams

Probate Attorney at Chandler, AZ

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Free consultation
  • Licensed for 23 years
    State AZ
    Acquired 2000
    Active No misconduct found

We have not found any instances of professional misconduct for this lawyer.

About Peter

Learn Peter’s areas of practice.

Practice areas
  1. Probate
    I make my living inside a Courtroom. Litigation involving probate and elder law., contested estates and trusts, exploitation, breach of fiduciary responsibility, issues arising from loss of capacity, such as guardianships and conservatorships.

  2. Litigation
    I make my living inside a Courtroom. Litigation involving probate and elder law., contested estates and trusts, exploitation, breach of fiduciary responsibility, issues arising from loss of capacity, such as guardianships and conservatorships.

  3. Estate planning
    My practice focuses on litigated estate and probate matters. If you were involved in such a case let's do our best to make sure your heirs don't have the same bad experience.

  4. General practice
    My cases often involved issues that are handled in the civil courts. Contract, declaratory actions, and fraud cases to name a few.

  5. Health care
    Medicaid and Arizona Long Term Care (ALTCS) consultations.


"By the time I retained Mr. Williams the case had already gone to trial, and I thought I had lost. He was successful at having the fees reduced by approximately $180,000!"  Jacquie O. 

"I contacted Peter Williams the week discovery was due and three weeks before the trial. Within days he negotiated an agreement to participate in a settlement conference and to vacate the current dates for discovery and trial. Highly recommend this attorney if you are going anywhere near a courtroom."  Tamara C.


Peter M. Williams, Esq. is a seasoned attorney known for his expertise in probate litigation. Recognized by Marquis Who’s Who Top Lawyers, Peter's dedication to his profession and the significant achievements he has garnered have established him as a distinguished figure in his field​.

Boasting a career that spans over two decades, Peter has proven himself to be a formidable courtroom lawyer. He excels in representing clients in complex probate cases, and he has built a solid reputation for protecting the rights of individuals involved in fiduciary disputes. He skillfully addresses a wide range of issues, including exploitation, breach of contract, and intentional infliction of emotional distress. His strategic approach to each case highlights the diversity of his skill set and his unwavering dedication to securing justice for his clients​​.

Peter's approach to probate centers around identifying those with fiduciary responsibilities and ensuring they fulfill their obligations or face accountability. His areas of practice include estate and trust administration, fiduciary representation, and long-term care planning. His comprehensive understanding of these intricate matters allows him to provide holistic and robust legal advice to his clients​​.

Educated at Arizona State University and the University of California Hastings College of the Law, Peter has been authorized to practice law by the State Bar of Arizona and the United States District Court for the District of Arizona since 2000 and 2001, respectively​​.

One of Peter's most significant contributions to the field includes the establishment of the probate mediation program for the Maricopa County Superior Court. As the program manager for the alternative dispute resolution program, Peter's courtroom experience and litigation skills were instrumental in the development of this initiative, which has improved the probate process and fostered fair outcomes for all parties involved​.

Peter maintains professional affiliations with the National Academy of Elder Law Attorneys, the National Institute of Trial Advocates, the Arizona State Bar, and the Maricopa County Bar, keeping him abreast of the latest developments in his field. He has held numerous leadership roles in the West Maricopa County Bar Association, including secretary, treasurer, vice president, and president. Looking to the future, Peter plans to focus on the development of continuing legal education, reinforcing the importance of lifelong learning in the dynamic legal profession​.

Outside of his professional life, Peter is a committed member of his local community. Honored as the Family of the Year by the YMCA, Peter has resided in Phoenix since 2002, where he raises four children and actively contributes to local initiatives. His community roles include serving as a Cup Scout Den Leader and assistant soccer coach, and participating in fundraising for local school programs​.

With his vast courtroom experience, innovative contributions to probate process improvements, and commitment to his community, Peter M. Williams, Esq. continues to make a significant impact in the field of probate litigation.

Photos and videos


The Williams Law Office
601 N Alma School Rd
Suite #2
Chandler, AZ, 85224


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  • Free Consultation 15 minutes
Payment methods
Cash, Check, Credit Card


AVVO RATING 6.5 (Good)

Work Experience

  • Lawyer
  • The Williams Law Office, LLC
  • 2001 - Present
  • Lawyer
  • Williams & Hallady
  • 2001 - 2022


  • University of California, College of the Law, San Francisco (formerly UC Hastings)
  • JD - Juris Doctor
  • 1993


  • National Institute of Trial Advocacy
  • Member
  • 2001 - Present
  • A+ Rating Better Business Bureau
  • Member
  • 2001 - Present
  • - Best Ligitation Attorney's In Tempe
  • Member
  • 2001 - Present
  • National Academy of Elder Law Attorneys
  • Member
  • 2001 - Present
View all associations

Languages Spoken

  • English

Honors and Awards

  • Marquis Who’s Who Top Lawyers
  • Marquis Who’s Who
  • 2022

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Chandler Probate Lawyer Peter M. Williams
Peter M. Williams
Probate Attorney
Chandler, AZ
Licensed for 23 years
Free Consultation