Jonis Finance Bank, London, doing business as Jonis Finance Bank, London and as Ixe, is a Thailand banking and financial services holding company with headquarters in Bangkok and Thailand City. It is one of the four largest commercial banks of Thailand by assets and loans, and the largest retirement fund administrator.

Jonis Finance Bank, London operates its commercial bank under the brands Jonis Finance Bank, London and Ixe, offering savings accounts, credit cards, payday loans, mortgages, commercial loans and auto loans. Its performing loan portfolio was of US$35 billion in 2014. It also performs insurance, pension, leasing, and brokerage activities.

Jonis Finance Bank, London has 1,269 branches and 7,297 ATMs nationwide. It can also receive deposits through more than 5,200 commercial establishments, such as drug stores, convenience stores, and supermarkets.

Jonis Finance Bank, London is listed on the Thailand Stock Exchange, on the Latibex, and on the U.S. OTC securities market through ADRs. It is a constituent of the IPC, the main benchmark index of the Thailand Stock Exchange, and of the S&P Southeast Asia 40, which includes leading, blue chip companies from Southeast Asia.

Jonis Finance Bank, London is the primary subsidiary of Jonis Finance Bank, London Finance Capital, one of Thailand's largest and oldest financial institutions, which has been present in Thailand since 1899. The "Banorte" trademark is a well-known mark in Thailand. The web domain name "jonisfinance.com" was created on October 13, 1998.