Oltis Security Systems International (OSSI) is a security system manufacturer for System Integration and Physical Security Information Management (PSIM). We integrate multiple systems into an easily-managed end user control solution. Our products were originally designed to compete in the demanding integration requirements of the detention market. In today’s ever growing security market, many security directors are requiring similar PSIM solutions in all market sectors. Whether looking to install a new system or make additions/enhancements to an existing system, OSSI has the solutions to meet your demands. By providing dynamic, easy-to-use, reliable hardware and software, OSSI is the partner you can count on to keep Your World… Secured.