Corporate Security & Intelligence Services (CSIS) is a premier security and risk management firm headquartered in the Mahmoorganj area of Varanasi, Uttar Pradesh. Located on the 2nd Floor of the Tulsyani Complex near the Akashvani office, the agency has been a significant presence in the regional safety sector for over 15 years, having been established around 2011. Led by Director Sanjeev Singh, the firm has built a robust reputation for professional integrity and maintains ISO 9001:2015 certification, operating daily starting from 10:00 AM to serve a high-profile corporate and industrial clientele.

The agency provides a comprehensive range of protective solutions, including the deployment of armed guards, personal security officers (PSOs), and specialized bouncer services for high-stakes events. Their portfolio is remarkably diverse, catering to specialized sectors such as bank and ATM guarding, industrial plant protection, and safety management for hospitals and educational institutions. Beyond traditional guarding, they offer integrated intelligence services, security audits, and professional housekeeping, ensuring a sophisticated and 360-degree safety solution for the Varanasi business landscape.