Stsi headquarters details
Location map
Open in Google MapsAll Stsi office locations
| City | State / region | Country | Type |
|---|---|---|---|
| Zagreb HQ | Zagreb County | Croatia | Headquarters |
About Stsi
Stsi (Private) is headquartered in Zagreb, Zagreb County, Croatia. Founded in 2001, the company operates across 4 countries with approximately 3,000 employees worldwide.
Where is Stsi's main office?
Stsi's main headquarters office is located at 4 Lovinčićeva Ulica, Zagreb, Zagreb County 10135. This serves as the company's primary corporate address and is home to its executive leadership team.
Stsi regional offices
Beyond its headquarters in Zagreb, Stsi maintains 7 offices across 4 countries. Regional offices span 4 countries.
Stsi contact information
The main switchboard for Stsi headquarters can be reached at 38512381122. For investor relations, visit stsi.hr/investor-relations.
What does Stsi do?
STSI offers maintenance, engineering, and performance of investment projects, resulting from technology and resources integration. Unified personal services, technology, and staff that have undergone proper training. Those people's analysis, oil and gas production, refining, marketing, and distribution of those fuels and petroleum-based goods. Engineering disciplines such as mechanical, electrical, civil, and transportation are included.
Frequently asked questions
Where is Stsi headquarters?
Stsi's headquarters is located at 4 Lovinčićeva Ulica, Zagreb, Zagreb County 10135, Croatia.
How many offices does Stsi have?
Stsi operates 7 offices across 4 countries as of 2026.
What is Stsi's corporate address?
The official corporate address is 4 Lovinčićeva Ulica, Zagreb, Zagreb County 10135.
When was Stsi founded?
Stsi was founded in 2001 and has grown to employ approximately 3,000 people worldwide.
What is Stsi's phone number?
The main phone number for Stsi headquarters is 38512381122.