Thanachart Bank Public Company Limited (TBANK) was originally a finance company known as Ekachart Finance Public Company Limited. Its head office is located at 900 Tonson Tower, Ploenchit Rd., Lumpini, Pathumwan, Bangkok. TBANK commenced its operations on April 22, 2002 with a Restricted Banking License. Afterward, the Ministry of Finance granted a full commercial banking license on March 1, 2004.

The Bank, now, is Thailand’s sixth-largest bank by assets size and the country's leading automobile lender. With more than 600 branches nationwide, Thanachart Bank offers a full range of financial services to over 4 million customers including Retail, Hire Purchase, Corporate and SME banking, Insurance, Life Assurance, Securities Brokerage and Fund Management. As of Mar 31, 2013, Thanachart Bank’s total assets exceeded 1 trillion baht.