Profile: Controlled Access, Inc. is a manufacturer of access control and crowd control systems, which provide full height security turnstiles, waist high turnstiles, optical turnstiles and matching ADA gates. We offer custom welded 300 series stainless steel railings to fully coordinate with any of our turnstiles. We manufacture the most reliable full-height turnstiles. Our product is available in stainless steel, powder coat or a hot dipped galvanized finish.