Ambattur is situated in the Ambattur taluk near Chennai, in the Indian state of Tamil Nadu. It is a fast developing city that hosts residential localities as well as manufacturing units. Ambattur was earlier a village with large expanses of agricultural farmlands irrigated by the Ambattur Lake. The Ambattur industrial estate established in 1964, increased the growth and development of the region. Ambattur falls under the Sriperumbudur parliamentary constituency. It has more than half a million residents and the city is organized into 52 wards for able administration. There are three major waterbodies in Ambattur - the Ambattur Eri, the Puzhal Eri and the Chithu Oragadam Lake. Problems such as dumping of garbage, sewage, water mining and construction of buildings have severely threatened the upkeep of these water resources. The industrial units drive the economy of Ambattur. It was a renowned auto ancillary hub which was joined by many IT companies in the late 2000s. The city has several manufacturing units of military tanks, textile industries, railway concrete sleepers, etc. IT companies such as MilesTs, Dell, Tata Consultancy Services, HCL Technologies, etc. have their development centers in Ambattur. A variety of birds reside in and around Ambattur; several woodland birds and water birds visit the region.
Ratnakar Bank was founded in August 1943. According to Business World-PWC Best Bank Survey, it was rated as the fastest growing small bank simultaneously in the year 2013, 2014 and 2015. In the year 2013, it bought a particular business of the Royal Bank of Scotland due to which 1.5 lakh of RBS customers moved to RBL Bank. In the year 2016, it acquired a 30% stake in Swadharv Finserve Pvt Ltd.RBL bank started the first credit card for Gold enthusiasts in association with Indian Gold Union. To support the government campaigns such as Make In India and Startup India, the RBL Bank came up with the Startup Club to fulfill the end to end banking needs of the emerging entrepreneurial community. It has also started the financial literacy program referred to as "Shaksham" in association with CDC to provide education to 25000 individuals and 300 villages in the four districts of MP. The RBL bank has also been a banking partner for the Delhi Daredevils. RBL even started another financial literacy program "Swadhaar Finaccess" for women from lower-income communities in association with Swadhaar Information and Management Services in Gujarat and Mumbai.