STSI - Integrated technical services Ltd. is a leading company for maintenance, engineering and performance of investment projects in Croatia, resulting from technology and resources integration. United individual services, together with highly educated and trained staff and newest technology, successfully meet all customers' needs. Throughout its longtime history, as well as today, STSI aims at research and the production of oil and gas, processing, sale and distribution of oil, gas and petroleum products. In different organization forms, STSI includes domains of mechanical engineering, electrical engineering, civil engineering and transport.
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The STSI d.o.o. annual revenue was $381.9 million in 2026.
Željko Jurić is the CEO of STSI d.o.o..
136 people are employed at STSI d.o.o..
STSI d.o.o. is based in Zagreb, City of Zagreb.
The NAICS codes for STSI d.o.o. are [31223, 31, 312, 3122].
The SIC codes for STSI d.o.o. are [213, 21].