Jack Trigg Gannon Practice Areas: BankruptcyBusiness LawReal Estate LawEnergy, Oil & Gas LawEstate Planning Years of Experience: 1984 Licensed states: Texas Education: SMU Dedman School of LawDoctor of Jurisprudence/Juris Doctor (J.D.)1983 Professional Associations: State Bar of Texas # 07623500Member1983 - Current Map No Records FoundSorry, no records were found. Please adjust your search criteria and try again. Google Map Not LoadedSorry, unable to load Google Maps API.