“Associations, through the power of many, bring change to our industry.
Welcome to South Texas Merchants Association
South Texas Merchants Association is a member run co-operative for gas station and convenience store owners. STMA was established in the year 2000 with a handful gas stations and today we stand tall with close to 400 member stores. Through a varied service offering, we support our member stores in all aspects of running a successful convenience store.
Our Mission
"To improve the quality of our members lives anchored in building a foundation of education, transparency and integrity with all business practices, ethical principles and servant leadership to our membership."