Ziff Calvin Marabillo has over 10 years of experience in accounting, audit, and supply chain roles at Procter & Gamble. He passed the CPA licensure exam in 2008 and has led teams in cost accounting, fixed assets accounting, internal controls audits, and the transformation of P&G's service center. He has received multiple performance and innovation awards for his work. Marabillo holds a Bachelor's degree in Accountancy from Silliman University and is proficient in English and Filipino.