Philippine Society of Sanitary Engineers National Convention, December 1 – 3, 2016, Crown Hotel, Ortigas Pasig. PSSE provided PGBI a complimentary table to exhibit the EDGE Green Certification System in their National Convention from December 1 – 3, 2016, Crown Hotel, Ortigas Pasig. Engr. Mon Aguilos as PSSE guest speaker talks about the EDGE – Excellence in Design for Greater Efficiencies.