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About me

  • Board-Certified Specialist in Family Law by the Arizona State Bar (1998 to present)

  • Fellow of the American Academy of Matrimonial Lawyers (2005 to present)

  • Judge pro-tem in Maricopa County for 14 years

  • AV Rated (highest ethical/competency standard) by Martindale-Hubbell Law Directory for many years (5.0 out of 5.0 Proficiency Rating)

  • Selected to Southwest SuperLawyers in 2010, 2011, and 2012

  • Practiced law for 36 years and represented and counseled thousands of  clients in family law  matters

  • Average over 75 court appearances and dozens of contested hearings and trials each year

  • Been lead counsel in all family law trials and 12 jury trials

  • Attended over 100 continuing legal education seminars and 20 parenting courses in the field of family law

  • Been a presenter at several Family Law seminars and have been asked to present for the sixth straight year at the prestigious Arizona Family Law Institute in 2013

  • Have written the briefs and handled the appeals in 48 appellate cases.

  • Licensed in both Arizona and Utah in both federal and state courts and the Ninth Circuit Court of Appeals in San Francisco, California


Photos and videos

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Practice areas


  1. Family: 20%
  2. Prenuptials: 20%
  3. Child Support: 20%
  4. Child Custody: 20%
  5. Divorce: 20%


Payment types:

Cash, Check, Credit card

Attorney endorsements

10 total 

Are you an attorney? Endorse this lawyer

  • Anthony William Contente-Cuomo

    Steven is a dedicated advocate who will work diligently to assist his clients. Without reservation I strongly recommend Steven to any person in need of legal representation in any family law related matter.


    Anthony Contente-Cuomo Education Attorney
    Relationship: Co-worker

  • James Lamond Cook

    Steve is a very knowledgeable attorney. He's typically a speaker at family law seminars. He's also an incredible advocate for his clients. I would recommend his services to anyone.


    James Cook Personal injury Attorney
    Relationship: Opposing Counsel on matter

Contact info

Udall Shumway PLC

1138 North Alma School Road
Suite 101
Mesa, AZ, 85201

Udall Shumway PLC

Phoenix Office (Tatum and Shea)
Phoenix, AZ, 85028



AZActive 197703/31/2016
We have not found any instances of professional misconduct for this lawyer.
Avvo contributions
Legal answers
Award nameGrantorDate granted
Southwest Super LawyerSuper Lawyers Magazine2015
Southwest Super LawyerSuper Lawyers Magazine2014
Southwest Super LawyerSuper Lawyers Magazine2013
Superb Avvo RatingAvvo2012
Super LawyersSouthwest Super Lawyers2012
AV Preeminent 5.0 out of 5 Peer Review RatedMartindale-Hubbell2011
Super LawyerSouthwest Super Lawyers2011
Super LawyerSouthwest Super Lawyers2010
Judge Pro-temMaricopa County Superior Court1999
Certified Family Law SpecialistState Bar of Arizona1998
American Registry of Top Attorneys in ArizonaAmerican RegistryN/A
Work experience
TitleCompany nameDuration
ShareholderUdall Shumway PLC1976 - Present
Management CommitteeUdall Shumway PLC (15 years)2011 - 2011
Managing PartnerUdall Shumway PLC2004 - 2006
Managing PartnerUdall Shumway PLC1999 - 2000
Managing PartnerUdall Shumway PLC1992 - 1992
Managing PartnerUdall Shumway PLC1985 - 1988
Association namePosition nameDuration
American Academy of Matrimonial Lawyers (Arizona chapter)Member2005 - Present
State Bar of ArizonaCertified Specialist1998 - Present
State Bar of ArizonaMember1977 - Present
Utah State BarMember1976 - Present
Phoenix Association of Defense CounselMember1977 - 1988
Supreme Court Committee on ExaminationsAssistant1977 - 1985
Publication nameTitleDate
Arizona Bar JournalStrict Liability: Recovery for Damage to the Defective Product Itself1982
School nameMajorDegreeGraduated
University of Utah S.J. Quinney College of LawLawJD - Juris Doctor1976
University of UtahEnglishBA - Bachelor of Arts1973
Speaking engagements
Conference nameTitleDate
Family Law Institute, Phoenix ArizonaRule 69 and Settlement Issues2015
Udall Shumway PLC15 Symptoms of an Unhealthy Marriage2012
Family Law Institute (For Better or Worse)Family Law Trials: A Minute to Win It2012
Family Law Institute (For Better or For Worse)The Right of Privacy in Marriage2011
2011 Maricopa County Bar Association Mock TrialMock Trial2011
Family Law Institute (For Better or For Worse)Dissipation of Community Assets (Waste)2010
Family Law Institute (For Better or For Worse)Spousal Maintenance2009
Class for Married Couples15 Symptoms of an Unhealthy Marriage, Class for Married Couples (2009, 2001, and 1996)2009
Family Law Institute (For Better or For Worse),File Management2008
Lorman Educational ServicesChild Custody in Arizona2000