Safety Training Systems, Inc. (STS) is a custom engineering and manufacturing company specializing in designing and building training device structures, mechanical and electrical subsystems, engineering mockups / test beds and related assemblies for DOD prime contractors in the simulation, training, space and research industries. STS also specializes in the design and manufacture of custom Safety and Emergency Procedures (SEP) Trainers, Door Trainers, Cabin Service Trainers, Cabin Mockups and related items for flight attendant training in the airline and air transport industries. A flexible, experienced management team utilizing current technologies continues its commitment to the production of quality equipment delivered on time. STS is an, ISO 9001:2015 certified and HUBZone qualified in business in Tulsa since 1980.