Gordon Mangione

XenSource, Inc. provides software solutions. It develops, markets, and sells enterprise grade virtualization solutions based on open source xen hypervisor. The company was founded in December 2004 and is headquartered in Palo Alto, CA

Lockdown Networks, Inc. provides network access control solutions and appliances. The firm also continuously audits, prioritizes, reports and eliminates corporate network vulnerabilities enabling organizations to reduce the risk of attacks and track real-time information on network security health. The company was founded in 2001 and is headquartered in Seattle, WA.

Tipbit, Inc. provides mobile application services. Its Tipbit automatically brings relevant messages, appointments, contacts, and attachments as a client browse emails and calendars. The company was founded by Gordon Mangione in 2011 and is headquartered in Bellevue, WA.

Citrix Systems, Inc. is an enterprise software company. It engages in the business of delivering a digital workspace solution that provides unified, reliable, and secure access to work resources and simplifies work execution and collaboration across every work channel, device, and location. The company was founded by Edward E. Iacobucci on April 17, 1989 and is headquartered in Fort Lauderdale, FL.