STG Group, Inc., trading under the ticker GDEF, originated as Global Defense & National Security Systems, Inc., a blank-check company that completed its initial public offering in 2011 with a stated focus on the defense and national security sector. By the date of its 10-Q filing with the SEC on May 15, 2014, the company had completed its business combination with STG Group, a Fairfax, Virginia-based provider of information technology and professional services to U.S. defense and intelligence community clients. The quarterly filing reflects the combined company's operational standing as a government technology services firm in the post-merger period. Sign up at SpacDesk to access complete filing histories, sponsor profiles, and real-time data on GDEF and hundreds of other SPAC transactions.