HSI Corporation :: About Us

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About Us

Since 1976, HSI Corporation has been producing quality custom hydraulic cylinders. The quality of our design, manufacturing and service is proven in the return of our customers, year after year, project to project. Whether they need smaller size replacement cylinders, or large bore specialty cylinders, one or one hundred, our customers know HSI cylinders will meet or exceed their expectations.

HSI is committed to providing individualized service of a small company, while holding strong to concepts of professional engineering and quality control. This enables HSI to handle the complex requirements normally seen at large companies, while maintaining flexibility.

HSI is very experienced with building cylinders to specifications of various agencies such as American Bureau of Shipping, Det Norske Veritas, and The United States Coast Guard.


  • Short Manufacturing Lead Times On High Quality Large Bore Cylinders
  • Quick Turn Around On Large Bore Cylinder Repair
  • Made In the USA

601-764-4131

Fax: 601-764-3384
Bay Springs, Mississippi 39422