14,140 SF fully furnished Class A office space available for lease. 18 private offices, security check in office, 2 conference rooms, large training room that can accommodate 50 people, multiple open office bullpens, large telecom room with locked cage security and 2 SCIF rooms. Building has facility clearance through DSS/DOD to support classified work with multiple security systems currently in place. Building can be demised down to approximately 4,000 SF with private entry. Turnkey! Tremendous location in the back of O’Fallon Professional Business Park. 1/4 mile from Interstate 64 and close proximity to St. Elizabeth’s Hospital and Scott Air Force Base. 20,400 ADT on N Greenmount Rd.