Colonel Security Services (CSS) is a highly-reputed security and facility management firm based in the Thirumala area of Thiruvananthapuram, Kerala. Located at TRA 20-A in Kushakode, near the Kushakode Temple, the agency has been a prominent fixture in the regional business landscape for over 23 years, having been founded in 2000. Under the leadership of Chairman J. Lawrance, the firm operates with a strong military-inspired discipline, employing a supervisory team primarily composed of retired personnel from the Defence, Police, and CRPF to ensure rigorous operational control.

The agency provides an extensive range of protective solutions, including VIP protection, cash logistics with real-time monitoring, and specialized emergency response teams. Their portfolio is remarkably diverse, catering to sectors such as aviation, healthcare, and retail with services ranging from armed guarding to electronic CCTV monitoring. Beyond traditional security, they offer integrated facility management and specialized manpower outsourcing, supported by a large workforce of over 700 direct employees and holding multiple certifications that reflect their commitment to professional excellence and customer satisfaction.