Mangal Tirth Estate Limited is a property development company promoted by a group of NRIs who have business interests in Singapore, London and Nigeria. The company was incorporated primarily to develop Spencer Plaza, the most exclusive and prestigious shopping-cum-office Mall in Chennai, at the famous Spencer's site. Mangal Tirth Estate Limited is a property development company promoted by a group of NRIs who have business interests in Singapore, London and Nigeria. The company was incorporated primarily to develop Spencer Plaza, the most exclusive and prestigious shopping-cum-office Mall in Chennai, at the famous Spencer's site. Mangal Tirth Estate Limited is a property development company promoted by a group of NRIs who have business interests in Singapore, London and Nigeria. The company was incorporated primarily to develop Spencer Plaza, the most exclusive and prestigious shopping-cum-office Mall in Chennai, at the famous Spencer's site. Mangal Tirth Estate Limited is a property development company promoted by a group of NRIs who have business interests in Singapore, London and Nigeria. The company was incorporated primarily to develop Spencer Plaza, the most exclusive and prestigious shopping-cum-office Mall in Chennai, at the famous Spencer's site.