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John Joseph Klevenhagen III

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About Me

Mr. Klevenhagen is an attorney with Jones Morris Klevenhagen LLP. He has been representing individual and corporate clients in all aspects of civil litigation and commercial matters for 11 years. After working for a prominent Houston trial firm, he started his own law firm in March of 2005. He graduated from The University of Texas at Austin with a B.B.A. in Finance and received his J.D. from The University of Houston Law Center in 1997. Mr. Klevenhagen is admitted to the State Bar of Texas and is also admitted to practice before the U. S. District Court, Southern District of Texas. He is a member of the Houston Bar Association and the State Bar of Texas as well as numerous community and charitable organizations including: Houston 100 Club (life member), Houston Livestock Show and Rodeo (life member), Young Friends of Ronald McDonald House (life member), Young Texans Against Cancer (founding member), Former Texas Rangers Association (life member) and is an Eagle Scout. Mr. Klevenhagen is a native Houstonian and is married with two kids.


Practice Areas


  1. Business: 25%
  2. Guardianship: 25%
  3. Litigation: 25%
  4. Probate: 25%


Payment Types:

Cash, Check, Credit Card

Attorney Endorsements

6 total 

  • Kami Gale D'Olive

    I endorse this lawyer.


    Kami D'Olive Real Estate Attorney
    Relationship: Worked for lawyer

  • Scott Hanson McLemore

    I endorse this lawyer.


    Scott McLemore Personal Injury Attorney
    Relationship: Co-worker

Contact Info

6363 Woodway, Suite 570
Houston, TX, 77057


TXEligible To Practice In Texas 199709/19/2015

Professional Misconduct

We have not found any instances of professional misconduct for this lawyer.
Avvo Contributions
Legal Answers
Award NameGrantorDate Granted
Eagle ScoutBoy Scouts of AmericaN/A
Work Experience
TitleCompany NameDuration
AttorneyThe Klevenhagen Law Firm, PLLC2015 - Present
PartnerJones Morris Klevenhagen, LLP2010 - Present
Presiding JudgeCity of Piney Point Village, Texas2009 - Present
Associate JudgeCity of Spring Valley, Texas2003 - Present
AttorneyThe Lewis Law Firm1997 - 2005
Association NamePosition NameDuration
Houston Bar AssociationN/AN/A
State Bar of TexasN/AN/A
Houston Livestock Show and RodeoN/AN/A
100 ClubN/AN/A
Chapelwood Methodist ChurchN/AN/A
University of Houston AlumniN/AN/A
Texas ExesN/AN/A
Legal Cases
Case NameOutcome
Kangas v. LeederJudge found in favor my client, no money owed.
State v. PotticaryNot Guilty
Hutchison v. StoneJury found for my client and awarded punitive damages.
See all Legal Cases 
School NameMajorDegreeGraduated
University of HoustonDoctor of Jurisprudence/Juris Doctor (J.D.)N/A1997
University of Texas System, AustinFinanceBBA1994