COALINDIA

Coal India Ltd, incorporated in 1975 and headquartered in Kolkata, West Bengal, is a Maharatna Public Sector Undertaking engaged primarily in the mining and production of coal. The company also operates coal washeries and provides mine planning and consultancy services through its dedicated subsidiary. Serving sectors including power, steel, cement, fertilizers, and brick kilns, Coal India Ltd operates within the mining, energy, and coal production industries across India. Its operations are organized through seven wholly owned coal-producing subsidiaries alongside a specialized mine planning and consultancy arm. Coal India Ltd is the largest coal producer globally, accounting for about 80% of India's total coal production.