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European Union Agency for the Cooperation of Energy Regulators (ACER)
Trg republike 3, 1000 Ljubljana, Slovenia



+386 (0) 82053 400​​



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ACER is committed to share knowledge and exchange best practices related to its field of work and competences, across the global energy community.   

To invite an ACER speaker to your event, please send an email to press(at)

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How to reach us

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Our office is located in Ljubljana at Trg republike 3 in the TR3 building, just opposite the Slovene National Parliament.

The Jože Pučnik Airport​ is only 25 km from us, and the main railway and bus station​ are 1.5 km away - 10 minutes’ walk. 

​For taxis, please consult: www.ljublj​​​​​​

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