OR

PTT Oil and Retail Business Public Company Limited (OR) is a leading integrated oil and non-oil retail business operator, primarily focusing on petroleum product distribution and retail services in Thailand and internationally.

SET

The Stock Exchange of Thailand operates the primary stock market in Thailand, facilitating capital raising and trading for various companies, including those in the energy sector.

EY

EY Office Limited provides professional services including audit, tax, consulting, and advisory to clients across various industries, including the energy sector, in Thailand.

TRIS Rating

TRIS Rating is Thailand's leading credit rating agency, providing independent credit ratings for corporate and debt instruments, including those issued by energy sector companies.