Sify Infinit Spaces Limited (SISL), a subsidiary of Sify Technologies Limited (STL), is one of the leading providers of data center colocation services in India, in terms of built information technology capacity, as of June 30, 2025. SISL has 14 operational data centers in six major cities in India, namely in Mumbai, Chennai, Noida, Hyderabad, Bengaluru and Kolkata with a combined built information technology (IT) power capacity of 188.04 megawatt, and has 11 data centers under development.

IFC proposes to invest up to INR 6,750 million (approximately US$73 million) from its own account and to mobilize up to INR 22,500 million (approximately US$244 million) from other lenders, subject to, inter-alia, approval by IFC and other lenders' management and board of directors as well as negotiation and execution of satisfactory definitive documents. IFC's own-account financing will be used for (i) data center projects such as to fund the capex for Towers 6 and 7 of the Rabale data center and Chennai 02 data center; and (ii) to partially refinance existing term loans.

 IFC's pre-investment advisory engagement is supporting SISL in developing a Sustainability Linked Financing Framework (the SLFF), embedding sustainability key performance indicators (KPIs) focused on Climate Mitigation (through accelerated renewable energy adoption), and adoption of recognized green building certifications for DC buildings. The SLFF is aligned with globally recognized standards, including the Sustainability-Linked Loan Principles (SLLP) by the Loan Market Association (LMA) and Sustainability-Linked Bond Principles (SLBP) by the International Capital Market Association (ICMA).