Concurrent Technologies Corporation (CTC) is a United States-based organization founded in 1987, operating primarily within the non-profit and charitable organizations sector. With an employee size ranging from 201 to 500, CTC focuses on providing advanced Cross Domain Solutions (CDS) services. Their expertise includes securing the exchange of information across networks with varying security postures, which is essential for safeguarding classified information within U.S. government operations. CTC's published materials emphasize the importance of implementing comprehensive security measures in CDS development, adhering to industry standards such as Federal Information Processing Standards (FIPS) and NIST guidelines. The organization also engages in community outreach programs and forums to promote best practices in cross domain activities, contributing to the advancement of cross domain technologies. Their work includes research, guidance development, and operational support to enhance the security and capabilities of CDS, reflecting a commitment to protecting sensitive information while facilitating secure information sharing.