Mr. Marcelo has over 40 years of experience in mining and mine management of gold, copper, chromite, nickel and limestone mines.
He was with the Benguet Corporation for 39 years where he held various management positions as director, president, vice president and consultant in several Benguet Corporation’s subsidiaries in various industries like agriculture, housing and land development, engineering and others.
Established on 12 August 1903, Benguet Corporation is the first and oldest mining company in the Philippines and was listed in the Philippine Stock Exchange since January 4, 1950. It carries an impressive portfolio of expanding gold and nickel mining operations across the country, implementing global best practices and cutting- edge technology.
He resigned in 2014 as senior vice president (“SVP”) for Engineering Research had completed concept and feasibility studies for all mining and non-mining projects for both company owned and non-company owned assets of Benguet Corporation.
He was also the SVP for Project Development division and Mines and Technical Services division of Benguet Corporation where he managed the operations of all mines (gold, copper, chromite, nickel and limestone using both surface and underground mining methods as required)
He was also Vice President for the Operations division where he served as a Resident Manager for Benguet Corporation’s major mines, namely Dizon Copper-Gold Operation (“DCO”), Masinloc Chromite Operation (“MCO”), Benguet Gold Operation (“BGO”) and Paracale Gold Operation (“PGO”).
He also served as Group Manager for the Engineering Services division of Benguet Corporation where he managed the engineering and technical services for all allied engineering disciplines including repairs and maintenance of all mine and civil works structures in DCO and PGO.
He over-saw the exploration division and managed the engineering and feasibility studies of the USD2 billion King-King Gold-Cooper Project.
As a PMRC CP, he has prepared the Economic Assessments and Ore Reserves Estimation of medium to large scale mining and milling operations namely, the Maco Gold Project (Gold), Carmen Gold Project (Copper-Gold, Open Pit), King-King Gold-Cooper Project (Copper-Gold, Open Pit) and the Balabag Gold Project (Gold, Open Pit).
He was a consultant representing the Mines and Geosciences Bureau for the Mill Tailings Dams of Rapu Rapu Mines and the Masbate Gold Project of Filminera Resources Inc.
He was formerly the national president of the Philippine Institute of Mining Engineers (“PSEM”) and the Philippine Institute of Mining, Metallurgical and Geological Engineers (“PIMMGE”).