The location here is the headquarters of United Launch Alliance which made the spy satellite for the US government.
USA-193, also known as NRO launch 21 (NROL-21 or simply L-21), was an American military spy satellite launched on December 14, 2006. It was the first launch conducted by the United Launch Alliance.[3] Owned by the National Reconnaissance Office (NRO), the craft's precise function and purpose were classified.