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About me

Holder of highest possible peer-reviewed attorney rating for over 15 years, since first year the rating was available.  Over 27 years litigation experience for defendant and plaintiff.  Practice currently concentrated on construction and business matters.  Experience includes  handling all types of complex disputes and litigation ranging from simple contract or small personal injury cases to multiple party business and construction-related and banking matters respresenting major contractors and subcontractors and owners involved in litigation, mediation or AAA arbitration.  Substantial experience handling aviation-related matters including representation of manufacturers and operators.   Complex business fraud cases involving tens of millions of dollars. Experience in courts across the United States and foreign counties.



Languages spoken: Spanish

Practice areas


  1. Litigation: 35%
    33 years
  2. Commercial Real Estate: 35%
    33 years
  3. Arbitration: 20%
    31 years
  4. Mediation: 5%
    6 years
  5. Aviation: 5%
    33 years



Hourly ($300-400/hour), contingent (33-50%)

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Contact info

John L. Grayson

1221 Lamar
16th Floor
Houston, TX, 77010-3000


TXEligible To Practice In Texas 198308/17/2016
We have not found any instances of professional misconduct for this lawyer.
Avvo contributions
Legal answers
Award nameGrantorDate granted
Invited MemberMillion Dollar Advocates ForumN/A
Work experience
TitleCompany nameDuration
PrincipalCokinos, Bosien & Young, A Professional Corporation2008 - Present
PartnerGrayson & Hovenkamp, PLLC1999 - 2008
N/AFleming Hovenkamp & Grayson1989 - 1999
N/ABeirne, Maynard & Parsons, L.L.P.1983 - 1989
Association namePosition nameDuration
Houston Bar AssociationMemberN/A
Lawyer Pilots Bar AssociationMemberN/A
Texas Trial Lawyers AssociationMemberN/A
Transportation Lawyers AssociationMemberN/A
Texas Aggie Bar AssociationMember former Board MemberN/A
Center for International Legal StudiesMember/Invited SpeakerN/A
College of the State BarN/AN/A
American Trial Lawyers AssociationChairman Aviation Section1994 - 1995
Legal cases
Case nameOutcome
Pru-Bache Oil and Gas limited partnership litigationsettlement
See all legal cases 
Publication nameTitleDate
Texas Bar JournalForum non convenies-The Other Side of the StoryN/A
School nameMajorDegreeGraduated
Baylor University School of LawLawJD - Juris Doctor1983
Texas A&M UniversityN/ABA - Bachelor of Arts1980
Speaking engagements
Conference nameTitleDate
International Litigation Conference - Salzburg, AustriaInternational Litigation forum shopping2005