Since 2001, STI Security Training International has been providing its customers with first-class security-related services. STI GmbH has four lines of business: Training, Consulting, IT Solutions and Control & Services. We offer classroom training, online training, software solutions, security consulting and other security-related services. We advise you around questions in the fields of Aviation, Supply Chain, Industry, Critical Infrastucture & Maritime.



STI has decades of experience and expertise in aviation security. Our extensive knowledge is sealed in our wide range of classroom training, CBT software, and web-based solutions. We work tirelessly on individual solutions for our customers - we strive to increase learning effects and to ensure the highest standards of regulatory requirements in all of your security processes.

With locations in Flörsheim/Main, Frankfurt-Hahn, Dortmund, Paderborn and Dubai we are active in more than 70 countries. According to our slogan WE TRAIN YOUR SECURITY, over 320 qualified employees work day after day to provide our customers with first-class security-related services.

Complemented by consulting services on all security-related issues, as well as ACC3 validations, STI's comprehensive product range reflects our unique expertise.

Our extensive knowledge of e-learning, IT, and security is largely based on our collaboration with our shareholder Smiths Detection. Their certification allows us to use their X-ray technology; these technical features are woven into our OTS training software. Using the Image Quality Standard (IQS), STI provides 100% real-quality X-ray images and allows you to learn from the original virtual keyboards of Smiths Detection machines.

Furthermore, STI is a specialist in training of personnel in carrying out checks in the field of aviation security in accordance with §§5, 8 and 9 of the German Aviation Security Act. Our training software products OTS and OTS online are among the global leading training solutions for X-ray image interpretation: OTS is used worldwide by authorities, airport operators, airlines, and the judiciary and industry.

Our offer is completed by consulting services on all relevant security topics; We also carry out passenger checks at three German airports. Moreover we provide air cargo inspections at several of our own airfreight control centers.