STI Security Training International GmbH is a successful middle-sized company with its head office in Wiesbaden.


Image movie STI GmbH (Length: 5 min.)

The company, with offices in Wiesbaden, Frankfurt-Hahn, Dortmund and Paderborn and branch offices in Dubai and Melbourne, is now active in more than 70 countries. More than 400 highly motivated employees are committed to ensuring long-lasting first class services around the topic of security.

STI’s diverse product portfolio provides customized classroom seminars and innovative online training courses in the field of secure supply chain via the online training system NEOS.

Furthermore, STI GmbH is the German market leader for screening staff training in the area of aviation security in accordance with §§ 5, 8 and 9 of the Aviation Security Act. The company's own training software OTS premium and OTS online are among the world's leading products in the field of X-ray image interpretation. This training software is used by authorities, airport operators, airlines and in judicial authorities and the industry worldwide.

STI’s range is completed by consulting services on all relevant security topics, the implementation of passenger screening at the airports mentioned above, as well as air cargo inspections that are carried out in several company-owned air cargo control centers.