Disk-based Backup System ExaGrid Investors

Company

Investors

Lehman Brothers, an innovator in global finance, serves the financial needs of corporations, governments and municipalities, institutional clients and high-net-worth individuals worldwide. Founded in 1850, Lehman Brothers maintains leadership positions in equity and fixed income sales, trading and research, investment banking, private investment management, asset management and private equity. The Firm is headquartered in New York, with regional headquarters in London and Tokyo, and operates in a network of offices around the world. Lehman Brothers Venture Partners, established in 1995, targets mid- to later-stage venture capital investments in companies capable of turning innovative technology and management solutions into successful businesses. For more information, visit Lehman Brother's web site at: www.lehman.com

Highland Capital Partners

Highland Capital Partners was founded with the mission of helping great people build great companies. Since its inception in 1988, the firm has taken a sector-focused approach to investing in exceptional information technology, communications and healthcare companies. With more than $2.6 billion of committed capital, Highland has invested in and worked to create such firms as Altiga Networks, Ask Jeeves, Avid Technology, Be Free, CheckFree, Conor Medsystems, Continental Cable, EXACT Sciences, Lycos, MapQuest, New Oak Communications, Ocular Networks, Odyssey Healthcare, Sybase, Telica, VistaPrint and WebLine Communications. For more information, visit Highland's web site at: www.hcp.com

Sigma Partners

Sigma Partners, a high technology venture capital firm with over a billion dollars under management, helps entrepreneurs transform ideas into substantial, profitable businesses. They have experience as successful CEOs, entrepreneurs and technologists. With this deep operating and technical insight, they help build teams and strategies that produce sustainable value and successful outcomes. They were early investors in companies such as Cascade, Vignette, StorageNetworks, Internet Security Systems, Tradex. For more information, visit Sigma Partners' web site at: www.sigmapartners.com