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Industrial Service Supply, Inc. (ISSI Valve) is a Veteran owned and operated company located in the Southeast Texas & Southwest Louisiana petrochemical industry, providing control valve and instrumentation repair services.
| Monday | 8AM-3:30PM |
| Tuesday | 8AM-3:30PM |
| Wednesday | 8AM-3:30PM |
| Thursday | 8AM-3:30PM |
| Friday | 8AM-12PM |
| Saturday | Closed |
| Sunday | Closed |
42+ years
Micro/Sole Proprietor
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Listing last updated: May 22, 2026
