| Polskie Sieci Elektroenergetyczne S.A. | |
| Hq Location: | Warsaw, Poland |
Polskie Sieci Elektroenergetyczne S.A. (abbreviated PSE) is an electricity transmission system operator in Poland and the sole operator of the country's high-voltage transmission lines. It is 100% owned by the State Treasury.
Until 2007, PSE was a part of the PSE Group (now: Polska Grupa Energetyczna).[1]