Multinational Companies – 13 years with Semi-conductor and Electronics companies, 5 years in the Oil Industry and 7 years in the Solar Industry

DOE Energy Efficiency and Conservation Law (RA11285) – Certified Energy conservation Officer (CECO), Certified Energy Manager (CEM) and Certified Energy Auditor (CEA)

DOLE Occupational Safety and Health Standards (RA11058) –  Speaker and Practitioner of Occupation Safety and Health Standards (OSHP)

PV System (Solar) Design and Installation – Managed a total of 14.5MWp Solar Power System

Calpo Training and Consultancy Services – Speaker and Consultant