ACB (India) Limited ACB (India) Limited, along with its subsidiaries and associates,  is largest and most efficient coal washery operator in the private sector with an aggregate designed beneficiation capacity, on a proportional basis, of 62.57 million tons per annum. Our beneficiation operations are spread over 17 locations in India in the major coal bearing states of Chhattisgarh, Orissa, Maharashtra and Telangana and include the largest coal beneficiation plant in India in Dipka (Chhattisgarh), with a designed capacity of 12.00 million tons per annum. The Company’s core business is coal beneficiation and power generation. Our Corporate Office is in Gurgaon, and we also have offices at various other locations in India.