Linuxgruven
 Linuxgruven was a technical services firm that was designed to specialize in work with the Linux Operating System. The firm was officially incorporated in the state of Missouri in February 2000 by founders James Hibbits and Michael Lebb. Its doors closed on March 8 2001. Linuxgruven had offices in eight U.S. cities including a headquarters office in Clayton Missouri which is a St. Louis Missouri suburb. At its peak the company employed 106 people.