The undisputed number one cement producer in India by production capacity, market share, and sales volume is UltraTech Cement, a flagship company of the Aditya Birla Group. Following UltraTech, other major industry titans dominating the Indian domestic market include Ambuja Cements and ACC (under the Adani Group umbrella), Shree Cement, and Dalmia Bharat, all competing fiercely across regional construction sectors.