South India-based real estate developer Casagrand announced that global private equity firm Blackstone will invest Rs 700 crore to develop 4.2 million sq ft of industrial and warehousing space near Chennai. The project, spanning 154 acres in Sriperumbudur, targets e-commerce, 3PL, and manufacturing sectors and is expected to have a gross development value of Rs 1,500 crore upon completion. Casagrand, which is preparing for an Initial Public Offering (IPO), plans for project completion within 30 months.