LSI Corporation announced that it has signed a definitive agreement to acquire ONStor, Inc. for approximately $25 million in cash inclusive of assumed debt and other net liabilities.

ONStor, Inc., a privately held company based in Campbell, Calif., provides clustered network-attached storage (NAS) solutions designed to help enterprises consolidate, protect and manage the accelerating growth of unstructured data. ONStorTM products include NAS gateways, NAS systems and unified storage systems sold to end users through a worldwide network of channel partners and original equipment manufacturers.