Radhakishan Damani, the founder of retail company D-Mart, is the 8th richest person in the country. He launched his business with an investment of Rs 5,000 and today his company is worth Rs 1.44 lakh crore. Rakesh Jhunjhunwala, (deceased) business tycoon, considered Radhakishan Damani as his guru in the stock market.