SOS Security is known for providing exceptional service, integrity and professionalism. Our relentless focus on client needs has enabled us to become the trusted partner we set out to be. And now nearly five decades later, SOS Security has been named the fifth largest security watch, guard and patrol companies for 2016, as indicated by The Security Letter. The world continues to change rapidly and threats become more complex, making effective security more critical than ever before. We continue working to stay ahead of emerging threats, gathering intelligence and examining risks to ensure optimized security for our clients.