Chompoopen Sirithorn is a fund manager at the Social Security Office, a government entity that provides social benefits to 12 million private employees in Thailand. She serves as a domestic equity manager on the investment team, which manages the Social Security Fund currently worth US$38 billion. Previously, she worked in risk management division with specialization in market risk. She has also been a visiting professor at NIDA Business School. Prior to working at the Social Security Office, Sirithorn served as a senior auditor at PricewaterhouseCoopers in their Financial Services group.

Sirithorn graduated with MBA in Finance from the Wharton School of the University of Pennsylvania and BBA in Accounting (International Program) from Thammasat University with first-class honors. She is also a certified public accountant in Thailand.