Dehri is a city in the Indian state of Bihar. It is located in the Rohtas district. It is also known by the name "Sone." River Sone passes through Dehri and the beautiful Indrapuri Dam stands on it. The Kaimur mountains surround the city. Dehri has a population of more than 1.3 lakh people who speak in Hindi, Urdu, Bhojpuri and Magadhi. Dehri has a very rich heritage. The famous Sundial Clock at Dehri, known as Dhup Ghadi, was made in 1871 and is situated near the sone river. Indias second longest railway bridge, which is over the Sone River and more than 3 kilometers long, is situated in Dehri and links the city to Sone Nagar. There is a motor bridge on NH2 with similar length.
On 31st October 1904, The Kumbakonam Bank Limited as it was then called was incorporated as a limited company. The first MOA was signed by 20 devoted and prominent citizens of Kumbakonam including T.S.Raghavachariar, Sarvashri R. Santhanam Iyer, S.Krishna Iyer, and V.Krishnaswami Iyengar. The First Agent of the Bank was T.S.Raghavachariar. He was succeeded by Shri R. Santhanam Iyer, who was designated as Secretary of the bank under the amended Articles of Association which states that "now onwards the secretary will be the in charge of the Banks Management in place of an agent." Shri S. Mahalinga Iyer succeeded him as Secretary who subsequently became the First full-time MD of the Kumbakonam bank as per the amendment of Articles in 1929. From 1926 to 1929, he held the position of Secretary and that of MD from 1929 to 1963. in the beginning. The bank preferred the role of a regional rural bank and slowly built an office in the Delta District, Thanjavur. On 24th January 1930, the first branch of the Bank was opened at Mannargudi. After that, branches were opened at several places within a span of 25 years. On November 14, the bank celebrated its golden jubilee at Kumbakonam.