The day will start with IESA attorney Edward Williams' updated âPERC Nuts & Boltsâ seminar that runs from 3:00 p.m. to 5:00 p.m. A social hour begins at 5:00 p.m. followed by a dinner meeting during which the IESA will hold elections for its Executive Board positions and Glen Mowrey, a Security Industry Alarm Coalition (SIAC) Law Enforcement Liaison, will give the keynote speech.