A consortium of three Polish companies—Przedsiebiorstwo Badawczo-Wdrozeniowe Olmex (PBW Olmex), PKP Energetyka and PKP Energetyka Obsluga, has won a tender announced by the Polish national grid operator Polskie Sieci Elektroenergetyczne (PSE) S.A. to build a 400(220)/110 kV Wyszkow substation.