A Look into History

30th September 1901

The municipal power plant in Bratislava started operation. On the Main Square and Promenade, the first electric street lamps were switched on.

20th December 1921

The day on which ZSE’s first General Meeting was held.

1st June 1922

ZSE registered as a legal entity.

11th February 1942

ZSE put into operation the first 100 kV line between Trnava and Bratislava, together with 100/22kV terminals.

7th December 1952

The first 110kV international connection between Nové Zámky and Kisigmand (Hungary) was put into operation.

11th June 1970

ZSE’s VHV network was connected to the 400kV national transmission system thus making electricity supply more reliable.

3rd September 1990

Západoslovenské energetické závody was declared an independent state company.

1st November 2001

After 55 years, ZSE became a joint-stock company again.

13th June 2002

Representatives of the Slovak government and the German E.ON Energie Group based in Munich signed an agreement on transferring a 49% share in ZSE to E.ON Energie at a price of EUR 330 million.

5th September 2002

The 49% share in ZSE was transferred to E.ON Energie AG.

19th November 2003

The European Bank for Reconstruction and Development (EBRD) and E.ON Energie signed an agreement on selling a 9% share in ZSE.

16th December 2003

The 9% share of E.ON Energie AG in ZSE was transferred to the EBRD.

1st April 2004

ZSE harmonised its graphics with the graphic design of E.ON Energie and added the text “člen skupiny E.ON” (Member of the E.ON Group) to its logo.

1st July 2007

Date of the ZSE’s legal unbundling. Transfer of distribution system operations to the daughter company ZSE Distribúcia, a.s. and business activities to the daughter company ZSE Energia, a.s. Západoslovenská energetika, a.s. is the 100% owner of newly established daughter companies. This is the date of ZSE Group establishing.

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