Grid Controller of India Limited (GRID-INDIA), a Miniratna-I company, formerly known as Power System Operation Corporation Limited (POSOCO), is a wholly owned Government of India Enterprise under the Ministry of Power, bearing responsibility of operating India’s Electricity Grid through the National Load Despatch Centre (NLDC) and five (5) Regional Load Despatch Centres (RLDCs) ensuring power within and across the regions and trans-national exchange of power with reliability, security, resilience and sustainability, ultimately reaching to over 1.4 billion consumers.