BLA Group started operations in 1970 to primarily cater to the material handling requirements of Coal India Ltd. In the last 4 decades, the group has transformed itself into a truly national corporation, becoming one of the leading mining, transportation and construction companies of Eastern India. BLA Group is headquartered in Kolkata with offices across the country. We provide a wide range of mining, transportation and construction-related services for projects of varying scope, budget, schedule and complexity.