Protean eGov Technologies is an Indian technology company focused on digital public infrastructure and e-governance. Formerly known as NSDL e-Governance Infrastructure Limited, it draws on nearly three decades of experience building large-scale digital systems for citizens, businesses, and government. Its work spans citizen services, system integration, business process improvement, data-centre co-location, and IT consulting.

Protean supports key services and platforms including Permanent Account Number (PAN) applications, the National Pension System (NPS), and Atal Pension Yojana (APY). Its business and government solutions include tax information systems, Aadhaar-based identity authentication, e-KYC, eSign, digital identity and data services, CKYC, and document management. The company also develops digital infrastructure across cloud, information security, and open commerce, including solutions connected with ONDC.

Protean has contributed to national initiatives such as the Tax Information Network, GST, Aadhaar-related services, and pension recordkeeping. Through these platforms, it aims to make essential digital services more accessible, secure, and efficient, while helping public institutions and enterprises strengthen their operations and serve people at scale.