GSC Industries Inc. DBA GSC Fire & Security
Backflow testing
Insurance expiration printed on the city list: 7/11/2027. That date is copied from the source file. This site did not verify the policy.
Source and date
City of Houston Public Works, Cross Connection Control Program
List date October 1, 2026. Copied on 2026-10-14. Program page: https://www.houstonpublicworks.org/cross-connection-control-program.
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