Mr. Buenaventura is an Independent Director of ICTSI* since 2019.  He is also the Chairman of the Related Party Transactions Committee; and a member of Audit Committee, Corporate Governance Committee, Environment, Social and Governance Sub-Committee, and Board Risk Oversight Committee of ICTSI*. 

Concurrently, he is an Independent Director of Manila Water Company, Inc.*; a Director of Semirara Mining and Power Corp.*, iPeople, Inc.*, Petroenergy Resources Corp.*, Concepcion Industrial Corp.*,  Pilipinas Shell Petroleum Corp.*, DM Consunji Inc., and The Country Club; a Chairman of Mitsubishi Hitachi Power Systems Phils., Inc., and Buenaventura Echauz and Partners, Inc.; a Founding Chairman of Pilipinas Shell Foundation, Inc.; a Trustee of Bloomberry Cultural Foundation, and ICTSI Foundation, Inc.; and an Independent Trustee of Manila Water Foundation. 

Mr. Buenaventura is a former Director of Philippine American Life Insurance Co., AG&P Co. of Manila, Ayala Corporation*, First Philippine Holdings Corp.*, Philippine Airlines*, Philippine National Bank*, Benguet Corporation*, Asian Bank, Ma. Cristina Chemical Industries, Paysetter International Inc., Maibarara Geothermal Inc., Manila International Airport Authority and Shell Group of Companies. 

In 1991, Mr. Buenaventura was made Honorary Officer of the Order of the British Empire (OBE) by Her Majesty Queen Elizabeth II. 

Mr. Buenaventura received his Bachelor of Science degree in Civil Engineering from the University of the Philippines in 1950, and his Master of Science degree in Civil Engineering majoring in Structures from Lehigh University Bethlehem, Pennsylvania in 1954, as a Fulbright scholar. 

* Publicly-listed Company