XenSource, provider of the open-source Xen virtualization project and provider of enterprise virtualization solutions, announced that they have reached a company milestone when it comes to its customer base. The company celebrated signing over 500 commercial customers for XenEnterprise and XenServer - Doubling the company's customer base during the past quarter. XenSource was successful in landing notable custom XenSource, provider of the open-source Xen virtualization project and provider of enterprise virtualization solutions, announced that they have reached a company milestone when it comes to its customer base. The company celebrated signing over 500 commercial customers for XenEnterprise and XenServer – Doubling the company’s customer base during the past quarter.XenSource was successful in landing notable customers such as AmerisourceBergen, Cimex Media UK, Harvard University, Intuit, Investcorp, KBC Clearing, Miami Herald, Moen, NASDAQ, Palm, Rollins, Inc., and Sankyo. “Enterprises are realizing that they have a choice in virtualization and XenSource offers great products that are easy to use, offer high performance for Windows and Linux and are very innovative and open,” said John Bara, VP of marketing for XenSource. “This realization has significantly grown our market share, helping us sign more than 500 customers since first introducing our products late last year. As we prepare for our next release, we’re seeing more and more customers migrate over from traditional players in virtualization and choose XenSource virtualization over our competitors.” Since introducing XenExpress, the company’s free virtualization offering, they have experienced more than 100,000 downloads. They hope to keep up this growing momentum as the company plans to introduce their newest release of XenEnterprise, version 4.0, in late August of this year. Software Development