STG Group, Inc., trading under the ticker GDEF, is associated with Global Defense & National Security Systems, Inc., a blank-check company that completed its initial public offering in 2014 and focused acquisitions on the defense and national security sector. The SPAC, sponsored by Global Defense & National Security Systems Sponsor LLC, targeted government information technology and professional services businesses. The November 2015 Form 8-K filing, bearing accession number 0001144204-15-068632, reflects activity in the period following the SPAC's business combination with STG Group, a Virginia-based defense IT and government services firm. The combined entity operated within the federal defense contracting space. Visit SpacDesk and sign up for full access to GDEF filings, sponsor data, and deal timelines.