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LISCO; Lorraine Instrument Supply Company, has been serving the Petrochemical and Refinery industry for over 45 years. Since opening in 1969, we have provided expert Mechanical, Control and Safety Relief Valve Repair. Being one of the premiere repair facilities in the Houston-Gulf Coast Region, we owe much of our success to three basic principles we consistently adhere to:

-High Quality Control Standards

-Fast, Efficient, and Courteous Service

- Competitive Pricing