BSNL-SIS offers a range of IT services including data center solutions, cloud computing, and managed services, with a revenue of over Rs. 6000 crores as of FY 2012. Founded in 1992, the company operates across 17 states in India, maintaining high industry certifications and partnerships globally. The document outlines their service offerings, market presence, competencies, and strategies to foster customer satisfaction and reduce total cost of ownership.