Kumar Mangalam Birla took over his father's business empire worth Rs. 8,000 crores after his death in 1995 and has transformed it into a Rs. 34,000 crore business through strategic acquisitions and investments. He has expanded the Birla group's operations globally and diversified into various industries including metals, cement, textiles, telecom, and financial services. Despite initial doubts about his ability to manage the large conglomerate, Birla proved his critics wrong through professionalizing operations and focusing on high growth areas. He currently chairs one of India's largest business groups with over $40 billion in revenue and over 130,000 employees worldwide.