ES-SYSTEM Wilkasy lighting systems - production plant News INFORMATION ON THE MERGER OF ES-SYSTEM WILKASY SP. Z OO and ES-SYSTEM RZESZÓW SP. Z OO Information MERGER PLAN OF ES-SYSTEM WILKASY SP. Z OO and ES-SYSTEM RZESZÓW SP. Z OO Company merger plan ***** more ..... Technologies Description of exemplary technologies used in the production process. ***** more ..... News Energy Fair "ENERGETAB 2008" in Bielsko-Biała. ***** more .....