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About me

Prior to joining Rocky Mountain Defenders, P.C., Kevin S. Vander Werff, Sr. worked for approximately 6 years as a full-time criminal defense attorney with Keith Barton & Associates, P.C. and previously as corporate in-house counsel for a technology company.


Mr. Vander Werff has experience in business law, bankruptcy law, insurance defense, criminal law and personal injury law. Kevin Vander Werff currently focuses his efforts as a criminal trial attorney whose practice is limited to criminal defense cases.


Kevin has tried both felony and misdemeanor jury trials and has dealt with a wide range of cases involving everything from sex charges to traffic cases. Many of Kevin's trials involve defending DUI cases. Kevin has received specialized training for DUI defense and has completed the NHTSA course for the Standard Field Sobriety Test (SFST) which is the same training received by police officers who are administering the Sobriety Tests in the field. Kevin has earned a reputation for aggressively defending his clients against criminal charges and is an effective negotiator when you need someone in your corner.


Mr. Vander Werff graduated with his Bachelor's degree in Business Management from Utah Valley State College in 1998. He attended law school at Creighton University School of Law in Omaha, Nebraska and was a visiting student at the J. Reuben Clark School of Law at Brigham Young University, receiving his Juris Doctor degree in 2001 from Creighton University. During law school, he clerked for the Federal Defender of Nebraska, David R. Stickman, where he learned the great importance of protecting constitutional rights of all citizens. While in law school, he served as president of the Intellectual Property Law Society.


Kevin is a member of the Utah Association of Criminal Defense Lawyers, and admitted to practice law in all state & federal courts in the state of Utah.


Languages spoken: English, Portuguese

Photos and videos

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Practice areas


  1. Criminal Defense: 50%
    9 years, 1 thousand cases
  2. DUI & DWI: 40%
    9 years, 600 cases
  3. Sexual Harassment: 10%
    9 years



Free consultation (45 minutes)

Payment types:

Cash, Check, Credit card

Attorney endorsements

11 total 

Are you an attorney? Endorse this lawyer

  • Stephen R. Allred

    I have watched Kevin in court many times. He is well respected by all parties. Kevin is a great attorney and does high quality work.


    Stephen Allred Criminal defense Attorney
    Relationship: Fellow lawyer in community

  • Michael S. Waddington

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


    Michael Waddington Military law Attorney
    Relationship: Fellow lawyer in community

Contact info

Rocky Mountain Defenders, PC

10421 S. Jordan Gateway
Suite 600
South Jordan, UT, 84095


We have not found any instances of professional misconduct for this lawyer.
Avvo contributions
Legal answers
Award nameGrantorDate granted
Selected General MemberNational College for DUI Defense2015
Top One PercentNational Association of Distinguished Counsel2015
Top 50 DUI Attorneys in UtahNational Advocacy for DUI Defense2014
Top 100 Trial LawyersNational Trial Lawyers2014
DWI Detection and Standardized Field Sobriety TestingNational Highway Traffic Safety Administration (NHTSA)2011
Work experience
TitleCompany nameDuration
Criminal Defense AttorneyKeith Barton & Assoc.2006 - 2011
AttorneyPSNET Inc.2006 - 2007
Law ClerkBremer Whyte Brown & O'meara2001 - 2002
ClerkFederal Defenders Office District of Nebraska1996 - 1998
Association namePosition nameDuration
National College of DUI DefenseGeneral Member2015 - Present
National Association of Criminal Defense LawyersMember2015 - Present
National Association of Distinguished CounselMember2015 - Present
National Trial Lawyers AssociationMember2014 - Present
Utah Association of Criminal Defense LawyersAttorney Member2009 - Present
Utah State BarMember2005 - Present
Intellectual Property LawPresident2000 - 2001
Legal cases
Case nameOutcome
Dog at Large, Non-licensed animal, non- vaccinated animalCase was dismissed, first hearing.
DUICase was dismissed on eve of jury trial
Theft, 2nd Degree Felony, Receiving stolen propertyCase Dismissed at Preliminary Hearing
See all legal cases 
School nameMajorDegreeGraduated
Creighton University School of LawLawJD - Juris Doctor2001
Utah Valley UniversityBusiness ManagementUndergraduate1998