Prior to the transaction, the three companies owned stakes of 28.59% each in Congaz.

“The Competition Council is analyzing the resulting economic concentration following GDF Suez Energy Romania’s acquisition of the 57.18% majority stake in Congaz from E.ON Ruhrgaz International and OMV Petrom,” the antitrust watchdog said in a statement.

No additional details regarding the transaction were provided.

Congaz operates a gas distribution network of around 740 kilometers in the southeastern cities of Constanta and Medgidia and six surrounding localities. The company supplies natural gas to roughly 38,000 customers, according to Congaz data.