Rampart Defense Solutions LLC is HUBZone Certified (applied for). The Historically Underutilized Business Zones (HUBZone) program was enacted into law as part of the Small Business Reauthorization Act of 1997 The program falls under the auspices of the U.S. Small Business Administration. The program encourages economic development in historically underutilized business zones - "HUBZones" - through the establishment of preferences.