Houston Patrol Security Division provides Armed / Unarmed Patrols, Guards and Officers. Personal Protection. 24/7/365 Availability and All Holidays, Reasonable Rates. Houston Patrol Security Division is Insured, Licensed and Bonded by the State of Texas. Lic# B20447. Houston Patrol Security Division secures Churches, Nursing Homes, Construction Sites, Restaurants, Special Event Venues, Retail Locations, Commercial Properties, Industrial Sites and more.