Sify Technologies Limited played a role during the early spread of Internet and e-commerce in India.

In November 1999, Sify paid ₹122.2 crore for a 24.5% stake in IndiaWorld Communications.

[13] In December 2003, Sify launched video-conferencing facilities in its Internet cafes.

[15] In June 2004, the Supreme Court of India set a legal precedent regarding domain names in the Satyam Infoway Ltd. v. Sifynet Solutions Pvt.

[1] In November 2005, Satyam Computer Services sold its remaining 31.61% shares in Sify to Infinity Capital Ventures, which is owned by Raju Vegesna, for US$62.62 million.