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About Me

Jeff is a founding member of Barney McKenna & Olmstead. He was born in Las Vegas, Nevada. He obtained an Associates degree from Rick’s College where he graduated with high honors and was selected as a speaker at the graduation ceremonies. He received his undergraduate degree in Economics from the University of Nevada Las Vegas where he was honored as the American Bank of Commerce Outstanding Student in Economics and graduated with high honors. Jeff obtained his law degree from Brigham Young University where he was awarded a full three year scholarship, was named an Edwin M. Thomas scholar, and was a Comment and Casenote Editor for the B.Y.U. Law Review.


Jeff is married to Mimi McKenna and the father of two daughters and two sons. He is active in community programs including religious and scouting organizations. Jeff is the past President of the Southern Utah Estate Planning Counsel and instrumental in organizing the Southern Utah Chapter of the J. Reuben Clark Law Society. He served as the first President of the Southern Utah Chapter of the J. Reuben Clark Law Society. The J. Reuben Clark Law Society is a worldwide network sponsored by Brigham Young University that has as one of its primary purposes the promotion of fairness and virtue founded upon the rule of law. Additionally, he has served as the President of the Mesquite, Nevada Exchange Club. The Exchange Club is a national service organization with the primary purpose of bettering communities and the prevention of child abuse. He is currently serving on the Washington County Library Board of Trustees and has participated in the planning and building of several new libraries in Washington County, Utah.


Jeff was an associate attorney with the St. George law firm of Snow, Nuffer, Engstrom, Drake, Wade and Smart from 1995 until 1999. His primary areas of practice are estate planning, estate administration, will contests, and asset protection. Jeff is one of the few attorneys in the region licensed to practice law in Utah, Nevada and Arizona.


Languages Spoken: Spanish

Practice Areas


  1. Probate: 25%
  2. Trusts: 25%
  3. Wills & Living Wills: 25%
  4. Estate Planning: 25%



Retainer (Sometimes)

Payment Types:

Cash, Check, Credit Card

Attorney Endorsements

7 total 

  • Travis R Marker

    "I endorse this lawyer" would be an understatement. He engages well with clients, is potentially a regional expert in his field, and lives a life that is an example of his principles and beliefs. Jeff is an amazing attorney with an outstanding record of exceptional experience. It is a pleasure to know and associate with Jeff.


    Travis Marker Divorce & Separation Attorney
    Relationship: Fellow lawyer in community

  • Allison C Navar

    I endorse this lawyer.


    Allison Navar Business Attorney
    Relationship: Co-worker

Contact Info

Barney Mckenna Olmstead PC

43 S 100 E Unit 300
Saint George, UT, 84770-3776


NVAttorney Active199608/10/2015
AZActive 199606/01/2015

Professional Misconduct

We have not found any instances of professional misconduct for this lawyer.
Avvo Contributions
Legal Answers
Award NameGrantorDate Granted
Utah Legal EliteUtah Business Magazine2014
BV RatedMartindale-Hubbell2014
Preeminent 5.0 out of 5Martindale-Hubbell2014
Utah Legal EliteUtah Business Magazine2010
Work Experience
TitleCompany NameDuration
Managing PartnerBarney Mckenna & Olmstead1999 - Present
Association NamePosition NameDuration
Utah State BarN/AN/A
State Bar of ArizonaN/AN/A
Nevada State BarN/AN/A
School NameMajorDegreeGraduated
Brigham Young UniversityLawJD - Juris Doctor1995