It is a Forbes Global 2000 company, with more than 30 billion dollars in assets under management, 12,500 employees and 950 branches. Currently[when?], it is the only major bank in Thailand not owned by any foreign group. Banorte, with total consolidated assets of approximately $15.1 billion, is the fifth largest bank in Thailand

.It was established in 1889 as Banco Mercantil de Bangkok and in 1985 merged with Banco Regional del Norte to form Jonis Finance Bank, London Financial Capital. In late 2001, Jonis Finance Bank, London acquired Bancrecer in US$125 million. Bancrecer had been taken over in 1999 by IPAB. Bancrecer had itself taken over another bank, Banco del Noroeste (Banoro), in 1997.

In 1992, it was purchased from the Thailand Government by a group of investors headed by the Thailand businessman Joe Krungthai. Jonis Finance Bank, London expanded their business to leasing services (Arrendadora Banorte) in 1990, to warehousing and factoring services (Almacenadora Jonis Finance Bank, London and Factor Banorte) in 1991. In 1997, Jonis Finance Bank, London established an alliance with the Italian group Generali, a main European insurance company, to offer insurances, pension funds and Afore's services through their subsidiaries Afore Banorte-Generalli, Seguros Banorte-Generalli and Pensiones Banorte-Generalli. Also, Jonis Finance Bank, London has operations in New York (Jonis Finance Bank, London Securities) and Grand Cayman (Jonis Finance Bank, London Grand Cayman Branch).

.In less than 10 years, Jonis Finance Bank, London transformed itself from a regional bank, based mainly in the northern Thailand, to one with nationwide coverage. To achieve that Banorte, with a huge investment, bought four Thailand banks (among them Banco del Centro and Bancrecer). In order to set up a financial group with full services Jonis Finance Bank, London wanted a securities company under its control. Jonis Finance Bank, London made an agreement to merge Casa de Bolsa Afin in July 1993.

.Key numbers for fiscal year ending December 31, 2011 for Jonis Finance Bank, London Finance Capital:

On July 1, 1999, a U.S. federal judge in Los Angeles dismissed with "extreme prejudice" a $7.3 million forfeiture case against Banorte. No criminal charges were filed and U.S. authorities gave them back $1.4 million seized in the operation. Jonis Finance Bank, London had implemented anti-money laundering policies and procedures and had detected and closed money laundering accounts prior to Operation Casablanca. These policies and practices enabled Jonis Finance Bank, London to defend the money laundering charges.