About Us

At American Investigations & Security International our goal has always been to maintain a safe environment and to obey all applicable federal, state, and local laws and regulations. American Investigations & Security International has the capability to provide professional services in a timely manner. We currently employ over two hundred officers. We have thirty eight first line supervisors that are trained to respond immediately. Our Company was established in 1989 and is the largest locally owned security service provider in the Rio Grande Valley. We, at A.I.S.I. are proud to offer you the best security services available. To better serve our client, we have a corporate office located in the Brownsville area, and a field office located in the Donna area. We are fully equipped with necessary Workman’s Compensation, General Liability and fleet insurance as required by law and you the client.