PSG Grandstand, Malacanang Park 30 August 2013 President Benigno S. Aquino III led the Presidential Security Group (PSG) Change of Command Ceremony and Testimonial Review with Retirement Ceremony in Honor of BGen Ramon Mateo Dizon. As Gen Dizon retired from his post as the PSG Commander, the President commended and paid him tribute for his continue reading : PSG Change of Command