Security screening and detection system sales, service and maintenance. Welcome To Access Control Systems, Inc. Founded in 1997 Access Control Systems, (formerly C & R Associates) supplies products and services to many sectors, including: Homeland Security, Government Services, Ground Transportation, Aviation, Maritime, Military, Event Venues, and Corporate industries throughout the US. Our turnkey solutions enable systems integrators and our clients to maximize the ROI of their investments to proactively safeguard their facilities and assets. ACS, through industry experience and networking, is able to analyze the needs of clients in order to place the right systems in the desired environment. These systems; coupled with proper methods and techniques training serve well to counter most any potential conventional or non-conventional threat that a facility may face. From main entrances, restricted areas, mail rooms, or basic security operations, the mere presence of ACS systems goes a long way in deterring, preventing, and mitigating the simplest to most complex threat scenarios.