# KONČAR and Siemens Energy to invest €260M in power transformer factory expansion in Zagreb

KONČAR – Power Transformers (KPT), a joint venture between KONČAR and Siemens Energy, is investing approximately €260 million to expand its large power transformer factory in Jankomir, Zagreb. The expansion will increase capacity to 45,000 MVA by 2031 and create about 350 new jobs.

- Type: Expansion
- Announced: 2025-08-01
- Where: Jankomir, Zagreb, Croatia
- Value: $283.0M (260.0M EUR)
- Jobs: 350
- Starts operating: 2031
- Status: announced
- Capacity: 45,000 MVA
- Products: large power transformers, generator step-up transformers, HVDC transformers, shunt reactors
- Sectors: [Power Generation Equipment](https://endata.com/sectors/power-generation-equipment.md), [Electrical Equipment](https://endata.com/sectors/electrical-equipment.md)

## Companies

- [KONČAR](https://endata.com/companies/16085.md)
- [Siemens Energy](https://endata.com/companies/6803.md) (partner)

## Sources

- [koncar.hr](https://www.koncar.hr/en/news/koncar-siemens-energy-important-notice), 2025-08-01: "KONČAR – Power Transformers (KPT), a joint venture between KONČAR and Siemens Energy, is investing in the expansion of its large power transformer factory in Jankomir, Zagreb."

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Data from Endata (https://endata.com/). Announcements are summarized from public sources and may be incomplete; check the linked originals.