Occupied by Lucent Technologies from 1999 to 2001, the Red Hat Building became the corporate headquarters for Red Hat, Inc. when the open-source software company moved from Durham, NC to NC State's... Occupied by Lucent Technologies from 1999 to 2001, the Red Hat Building became the corporate headquarters for Red Hat, Inc. when the open-source software company moved from Durham, NC to NC State's Centennial Campus in February 2002.