Reynaldo “Rey” Abilo is an Executive Director and Chief Financial Officer, Chief Risk Officer, Vice President-Finance & Treasurer of Pilipinas Shell Petroleum Corporation (PSPC). He is the Chairman of Shell companies in the Philippines Multi-employer Retirement Plan and a director on the boards of other Shell-affiliated companies. Prior to his current assignment, he was the Chief Audit Executive of PSPC. Mr. Abilo joined Shell in 2009 as the Retail Economics Manager in the Philippines where he distinguished himself by winning the 2012 Global CFO award for site profitability analysis and 2013 Global Downstream Director Award for Dealer Operated platform strategy. From 2012 to 2016, he was the Global Planning & Appraisal Manager for Marine Lubricants as well as Project & Economics Lead for Downstream Global Commercial based in Singapore, managing business unit appraisal processes as well as capital allocation and investment decisions. In addition, he was appointed as Special Projects Advisor supporting the Global Downstream Marketing Growth Strategy as the Finance Lead. Prior to Shell, he worked in SGV and Colgate-Palmolive for a number of years in various finance positions in supply chain, sales and marketing. He graduated Cum Laude from the University of the Philippines (Diliman) with a bachelor’s degree in Business Administration and Accountancy. He placed 11th in the October 2004 CPA Board exams. Rey is a member of the Philippines Institute of Certified Public Accountants (PICPA), Institute of Internal Auditors – Philippines (IIA-P), and Chairperson of Young Finance Officers of Financial Executives Institute of the Philippines (FINEX).

Ryan has more than 16 years of experience in the Information Technology (IT) audit and consulting engagements covering IT Governance and Risk Management, IT General Controls, Business Process Reengineering, and SOX 404/JSOX Compliance for clients in the Telecommunications, Consumer Products and Retail, Oil and Gas, Power and Utilities, Mining, Manufacturing and Gaming industries.

He graduated with a degree in Accountancy, Cum Laude, from the Far Eastern University. He placed 4th in the 2004 CPA Board Examinations and was also a global topnotcher, placing 1st worldwide in the 2007 CIA Examinations. He completed the Executive Development Program of the Kellogg School of Management in Northwestern University, USA in 2014.

He is also the current Chair of the IT Committee of the Philippine Institute of Certified Public Accountants (PICPA).

Maria Kathrina A. Mamba is Holcim Philippines, Inc.'s Chief Audit Executive since 1 July 2021. She is a member of the Integrated Bar of the Philippines and holds a Bachelor of Laws degree from San Beda University, Bachelor of Arts and Master’s degrees in Philosophy from the University of the Philippines. She also attended the Basic Management Program of Asian Institute of Management.

Prior to being Holcim's Chief Audit Executive, she was Holcim's Labor Relations Manager from 2012 to 2014 and Senior Legal Counsel from 2014 to 2021. She was also an associate lawyer of Siguion, Reyana, Montecillo and Ongsiako Law Office (“Siguion Reyna”) from 2008 to 2012.