The city of Ambarnath, in the Indian state of Maharashtra, is also a part of the Mumbai Metropolitan Region. It falls within the territorial boundaries of the Thane district. The city is often spelled as Ambernath. The name Ambarnath translates to the Lord of the Sky and refers to Lord Shiva. The city is the site of an old temple dedicated to Lord Shiva, from 1060 AD. Like all suburbs of Mumbai, the railway track divides the city of Ambarnath into Ambarnath East and Ambarnath West. Ambarnath west has developed as an industrial zone and it has numerous small and large chemical factories. The government of India has set up an Ordnance Factory in the region, which is slowly developing a residential neighborhood in the area. There is a large safety matchstick manufacturing facility of WIMCO is located in this region along with more than 150 large-scale industries such as textile, aerospace, chemicals, edible goods and electrical hardware. Ambarnath East is mostly a residential area. The famous Shiva temple is located in Ambarnath East along with several residential and sporting complexes.
The government owns 63.44% of the share capital of Union Bank of India making it one of the largest government-owned bank. As on 30 September 2015, the Union Bank had a network of 6909 ATMs. The online telebanking facility of UBI is available to all the Core Banking Customers, either individual or corporate. UBI had 4214 branches, as of September 2016. Out of them, four bank branches are outside India in Hong Kong, Antwerp, and Sydney (Australia) Dubai International Financial Centre. The representative offices of UBI are at Abu Dhabi, Shanghai, Beijing. The Union Bank of India (Union Bank) was registered as a limited company in Mumbai on 11 November 1919, and Mahatma Gandhi inaugrated it. The Union Bank of India had only four branches - three in Mumbai and one in Saurashtra at the time of Independence in 1947. After Independence, the growth of UBI was accelerated, and the Indian Government nationalized it in 1969. It had 240 branches by that time. The Union Bank of India acquired Belgaum Bank shortly after nationalization. The UBI bought the Miraj State Bank in 1985. In 1999 the Union Bank was requested by the RBI to acquire Sikkim Bank in a rescue after extensive irregularities had been discovered at the non-scheduled bank.