Com or call 512-427-1806. The Online Membership Directory provides basic information about Attorneys licensed to practice in Texas.This publication represents the joint work product of the National Conference of Bar Examiners and the ABA Section of. Please visit the State Bar of Texas website texasbar. We are a public law library. Attorney Jon Clark has represented people in commercial trucking cases, significant motor vehicle and motorcycle crashes and serious workplace injuries. Clark has practiced law since 1960. He is a past director for Texas Young Lawyers. Are you an Arizona attorney? Log in here to see additional member profile details.