United Overseas Bank Limited is a Singapore-based multinational investment bank and financial services company headquartered in Raffles Place, Singapore. It was founded in 1935 as the United Chinese Bank (UCB) by a group of businessmen led by Wei Kheng Chiang. On 6 August 1935, businessman Wei Kheng Chiang founded the bank with six other friends after raising S$1 million. The bank is the third largest bank in Southeast Asia by total assets, after DBS Bank and OCBC Bank, which are also based in Singapore.
UOB provides commercial and corporate banking services, personal financial services, private banking and asset management services, as well as corporate finance, venture capital, investment and insurance services. It has 68 branches in Singapore and a network of over 500 offices in 19 countries and regions in Asia-Pacific, Western Europe and North America.
The bank was renamed United Chinese Bank (UCB) to emphasize its relationship with the Chinese population in Singapore. In October 1935, UCB opened for business in the three-story Bonhams Building.  In 1965, the bank was renamed United Overseas Bank (Chinese name unchanged) to avoid duplication with another United Chinese bank in Hong Kong. given, and opened its first overseas branch in Hong. Kong.
In 1970, UOB was listed on the Joint Stock Exchange of Singapore and Malaysia, at which time the stock exchange has offices in both Singapore and Kuala Lumpur. After being publicly listed, the bank went through a series of targeted acquisitions. The bank first acquired a controlling stake in Chung Khiaw Bank in 1971, which expanded its domestic presence and also had bank offices in Malaysia and Hong Kong. A new logo for both United Overseas Bank and Chung Khiaw Bank was launched in January 1972.
In 1973, UOB again acquired Lee Wah Bank, which provided services in Malaysia and Singapore. In the same year, the bank built a new 30-story office tower, named the UOB Building (now known as UOB Plaza 2), in place of the Bonhams Building.  The company established the Far Eastern Bank, in 1984. Acquisitions continued with Westmont Bank (now known as UOB Philippines) and Redanassin Bank (now known as United Overseas Bank (Thai) Public Company Limited). The bank then merged with Overseas Union. Bank Limited (OUB) in 2001 had a deal estimated at S$10 billion.
United Overseas Bank History Plaque
In 2002, UOB began expanding into the Chinese market by opening a new full-service branch office in Shanghai and upgrading its Beijing office to a full-service branch.
On 18 January 2019, UOB was listed for the first time in the Bloomberg Gender-Equality Index (GEI) in recognition of gender equality.