is a subsidiary of the Stock Exchange of Thailand that serves as a clearing and settlement center for securities traded on SET and mai, as well as derivatives traded on TFEX. TCH was established in 2004 to initially provide clearinghouse services for derivatives before being trusted with additional responsibility in 2010 to oversee the clearing services for securities, previously under the supervision of Thailand Securities Depository Co., Ltd. (TSD), enhancing TCH's roles as a total service provider, covering clearing services for both securities and derivatives.
The TCH is governed by the Securities and Exchange Act B.E. 2535 (1992) for equity and bonds and the Derivatives Act B.E. 2546 (2003) for derivatives and is under the supervision of the Securities and Exchange Commission (SEC).