The Full Form of ELCOT is‍ Electronics Corporation of Tamil Nadu.

Electronics Corporation of Tamil Nadu Limited (ELCOT) is a wholly owned Government of Tamil Nadu Undertaking, registered under the Indian Companies Act, 1956, as a Company with the Registrar of Companies, Tamil Nadu on the 21st day of March 1977. ELCOT was established with the main objective to promote, establish and run State Public Sector Enterprises for Electronic items; manage, supervise, finance, advise, assist, aid or collaborate with any association, firm, company, enterprise, undertaking, institution or scheme for the advancement and development of all branches of electronics and of industries and business concerns based on or relating to electronics.

ELCOT commenced its commercial operations during the year 1981 by manufacturing Two-way communication equipments, electronic products and components through its own manufacturing units. ELCOT also did marketing of electronic products. ELCOT has gone from strength to strength and has grown vertically and horizontally since its inception. Since the advent of the Information Technology (IT) revolution in India, ELCOT, with the support of Government of Tamil Nadu, diversified its area of operations from Electronics to Information Technology and started functioning under the Department of Information Technology, Government of Tamil Nadu from 1998 onwards. ELCOT has been providing hand holding support to Government and its Departments, Organizations, Boards, etc. in the area of IT / IT related initiatives and e-Governance. ELCOT has been running profitably since the year 1988-89. ELCOT is the nodal agency for Information and Communication Technology projects for the Government of Tamil Nadu. With a grand vision to make Tamil Nadu the premier IT destination in India,