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About me


John has devoted his practice to helping aggrieved parties - both as a personal injury attorney and as a criminal prosecutor.

John has argued multiple cases at the appellate level. Recently, he successfully argued a case to both the Arizona Court of Appeals and Supreme Court regarding the illegal distribution of prescription Oxycodone.

See Gipson v. Kasey, 214 Ariz. 141, 150 P.3d 228 (2007 at:

and Gipson v. Kasey, 212 Ariz. 235, P.3d 957 (App. 2006)(Vacated in Part) at:

John has substantial and successful jury trial experience, having litigated 35 cases to verdict. John has dedicated his civil practice to personal injury actions, including medical malpractice, wrongful death, trucking accidents, nursing home litigation, and catastrophic injuries. He has experience defending civil cases in the arenas of medical malpractice and nursing home negligence.

John has served as an Assistant Bureau Chief at the Maricopa County Attorney's Office, and was recognized on multiple occasions for outstanding dedication to duty. He has also worked with the Maricopa Attorney Speaker's Bureau, educating the public about common legal issues and misconceptions.


J.D. Mercer University School of Law
B.S. University of Arizona
Political Science with an emphasis on English,
Philosophy, and Communications


United States Supreme Court
United States Court of Appeals for the 9th Circuit

Arizona Supreme Court

U.S. District Court, District of Arizona

Pro Hac Vice Admissions


Navajo Nation



State Bar of Arizona

American Association for Justice

Arizona Trial Lawyers Association

Maricopa County Bar Association

Phoenix Chamber of Commerce

Scottsdale Chamber of Commerce

Former Firefighter (AZ)


Practice areas


  1. Wrongful Death: 20%
    13 years
  2. Personal Injury: 20%
    13 years
  3. Medical Malpractice: 15%
    13 years
  4. Trucking Accident: 15%
    13 years
  5. Other: 30%
  6. More 

Attorney endorsements

5 total 

Are you an attorney? Endorse this lawyer

  • Michael S. Waddington

    I endorse John. He is a highly skilled attorney that is well respected in the legal community.


    Michael Waddington Military Law Attorney
    Relationship: Fellow lawyer in community

  • David R. Farney

    I endorse this lawyer. John is a hardworking and experienced litigator. He is an excellent attorney.


    David Farney Personal Injury Attorney
    Relationship: Worked together on matter

Contact info

Vingelli & Company Law Offices, PLLC

7047 E. Greenway Parkway
Suite 140
Scottsdale, AZ, 85254


AZActive 200006/02/2015
We have not found any instances of professional misconduct for this lawyer.
Avvo contributions
Legal answers
Association namePosition nameDuration
North Phoenix Bar AssociationN/A2010 - Present
State Bar of ArizonaMemberN/A
American Trial Lawyers AssociationMemberN/A
Arizona Trial Lawyers AssociationMemberN/A
Maricopa County Bar AssociationMemberN/A
Phoenix Chamber of CommerceMemberN/A
Scottsdale Chamber of CommerceMemberN/A
Legal cases
Case nameOutcome
Paez v. ABC Sand and RockJury awarded Client $3,500,000.00.
Kuhn v. State of ArizonaJury awarded Client $100,600.00
State v. IversonAquited as to the two counts of Aggravated Assault
See all legal cases 
Publication nameTitleDate
Arizona Court of Appeals, Division 1Carnes v. Phoenix Newspapers, Inc. No. 1 CA-CV 09-0365 (App. 2011). Issues: coming and going rule, agency, respondeat superior.2011
Arizona Supreme CourtGipson v. Kasey, 214 Ariz. 141, 150 P.3d 228 (Sup.Ct. 2007). Issue: negligent duty.2007
Arizona Court of Appeals, Division 1Gipson v. Kasey, 212 Ariz. 235, 129 P.3d 957 (App. 2006). Issues: negligent duty, negligence per se, causation, comparative fault.2006
The Pillar, Volume 45, No. 5Castration for Rapists: a study of chemical castration (injections) as an alternative form of punishment for certain sex offenders.1997
School nameMajorDegreeGraduated
Mercer University - Walter F. George School of LawLawJD - Juris DoctorN/A
University of ArizonaPolitical ScienceBS - Bachelor of ScienceN/A
University of ArizonaEnglishBS - Bachelor of ScienceN/A
University of ArizonaPhilosophyBA - Bachelor of ArtsN/A
University of ArizonaCommunicationBS - Bachelor of ScienceN/A
Speaking engagements
Conference nameTitleDate
Arizona College of Trial AdvocacyFaculty2015
Arizona College of Trial AdvocacyFaculty2014