Reliance Retail is set to receive Rs 5,512.5 crore as an investment from the Abu Dhabi Investment Authority (ADIA). : Billionaire Mukesh Ambani’s Reliance Retail is set to receive Rs 5,512.5 crore as an investment from the Abu Dhabi Investment Authority (ADIA). ADIA will secure 1.2 per cent stake after the investment, said the official statement. With this investment, Reliance Retail has raised Rs 37,710 crore from leading global investors, including Silver Lake, KKR, General Atlantic, Mubadala, GIC, TPG, and ADIA in less than four weeks, the statement added.