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Mariano Tan, Jr. Edit Profile

also known as Mariano John L. Tan, Jr.


Vice chairman of drugmaker Unilab, cofounded by his late father, Mariano.He owns a huge stake in real estate firm Greenfield Development. He sits as the President of the Fides Foundation, a non-profit organization for abandoned elderly in the country. Tan is the 22nd richest man in the Philippines.


During his childhood, he studied in the Philippines, and then completed his further education in the United States of America. He earned a BA in economics & business from Lafayette College, Pennsylvania, in 1983 and a Master of Science in Management from Hult International Business School (formerly the Arthur D. Little Institute of Management), Massachusetts, in 1986.


Mr. Tan commenced his professional career with Citibank, New York, USA, as a management trainee. He joined United Laboratories Inc (Unilab) in 1984 as Vice President & Executive Officer. Today, he serves as Vice Chairman and a member of Unilab’s Board of Directors. He currently holds several senior management positions in other large corporations in the Philippines, including Vice Chairman & Director of Greenfield Development Corporation, a large property development company; Director of Fort Bonifacio Development Corp, developer of the Bonifacio Global City, an emerging new city in Manila; Chairman & President of Pacific Beacon Ventures Corporation; and President, Dolmar Property Ventures Inc, a developer of affordable residential communities.

In socio-civic affairs, Mr. Tan is heavily involved particularly as Trustee & President of Fides Foundation Inc, a non-profit foundation devoted to providing for the needs of abandoned elderly residents of the City of Manila’s Home for the Aged, where he also renders volunteer work; Member of the Executive Committee of the Xavier School Parents Auxiliary, which works with the school administrators to plan and execute parents’ programs and activities; and member of the Financial Executives Institute of the Philippines.

Mr. Tan joined PT Darya-Varia Laboratoria Tbk as a Director in June 2005 and was appointed as a Commissioner of the Company in June 2010.