Hitachi Vantara, owned by Hitachi and previously known as Hitachi Data Systems, provides midrange to enterprise-level storage systems. Curvature provides a comprehensive maintenance and professional services support for the pre-owned HDS HUS 110-150 family, HUS-VM, AMS, and older HDS systems, prolonging the useful life of your HDS storage system. In addition, we can offer storage upgrades in the form of shelf additions and drive additions for the HUS and AMS families. We provide a 1-year limited part replacement warranty on the upgrades sold and can offer a maintenance service agreement for the existing system. We ship and support the HDS storage family globally.