The Professionals at Confidence UST Services, Inc. Have Been Providing Underground Storage Tank (UST) Owners & Operators with All of Their Testing and Certification Needs Since 1985. In that Time, We Have Tested And/Or Certified Well Over 1 Million UST's, Monitoring Systems, Product Lines and Vapor Recovery Systems From San Diego to Eureka * Fully Insured* 24 Years of Experience* License 804904* Compliance with Confidence