RailTel Corp. of India Ltd. engages in the provision of telecommunication services. It specializes in HD video conferencing services, data center, RailWire broadband, leased line, virtual private network, internet leased line, consultancy services, signaling services, rack and space collocation, tower collocation, Aadhaar based services, and others. It operates through the Telecom Services and Project Work Services segments. The Telecom Services segment provides a wide range of services under managed data services, leased line, virtual private network, internet leased line, data centre, tower collocation, rack and space, and NLD for voice carriage. The Project Work Services segment includes telecom and IT services related projects, enterprise specific IT & ITES projects, and railway signaling work. The company was founded by Inderjit Sehrawat on September 26, 2000 and is headquartered in New Delhi, India.