BOULDER, Colo., March 19, 2008 – ProStor Systems, a leading developer of removable disk storage solutions for data protection and archive applications, today announced it has named Buzz Walker to the newly-created position of vice president of product management. Walker has more than 25 years of experience in storage systems, software and technology ventures.

Walker will assume responsibility for product management and market strategy for the company's RDX® removable disk technology and InfiniVault™, the world's first removable disk archive solution. This includes go-to-market strategies, market analysis, market segmentation, product positioning, messaging, target markets, pricing and the company's product roadmap.

Walker joins ProStor from Arkivio, Inc., a leader in delivering Information Lifecycle Management (ILM) software solutions for enterprise file system management, where he was vice president of marketing and business development. At Arkivio, Walker led all marketing, product management, branding, strategy and alliance activities.

"Buzz adds broad experience in storage systems, and has an excellent track record in creating mid-tier and enterprise market opportunities," said ProStor Systems CEO and President Steve Georgis. "As vice president of product management, Buzz will help us capitalize on the many opportunities we are seeing for both our InfiniVault systems and RDX removable disk technology."

Walker has also held leadership positions at Hewlett-Packard, where he primarily focused on sales, marketing, and strategy for storage, OpenView software and office automation products including responsibility for HP's mergers, acquisitions, investments and technology alliances within the storage sector. Walker also managed HP's business unit for branded automated data protection solutions, where he was responsible for the industry-leading unit market share of DLT-based tape libraries. Prior to joining HP, Walker was an R&D manager for Procter & Gamble in Cincinnati, Ohio.

He received his BS degree from the University of Notre Dame in Indiana, and his MBA from the Wharton School of Business at the University of Pennsylvania.

About ProStor Systems
ProStor Systems is the leader in enterprise-class removable disk storage for data backup and long-term archive. ProStor has introduced InfiniVault, the world's first removable disk archive system. Targeted at small and mid-sized enterprises with limited budgets, InfiniVault provides low-cost, long-term data preservation in an intelligent regulatorycompliant appliance based on RDX technology. Designed to replace tape, RDX disk products provide the performance and reliability of disk while preserving the removability and archival benefits of tape.

For more information about ProStor Systems or InfiniVault, visit http://www.prostorsystems.com or contact the company at info@prostorsystems.com or 303-565-3100.