KOOLE Contractors invests in solar panelsMay 31, 2018 KOOLE Contractors invests in green energy by installing almost 400 solar panels on top of the workshop. KOOLE head office Vijfhuizerdijk 110 2141 BD Vijfhuizen The Netherlands T +31(0)23 558 19 37 KOOLE nv Vijfhuizerdijk 110 2141 BD Vijfhuizen The Netherlands T +31(0)23 558 19 37 KOOLE GmbH Siemensstraße 31 47533 Kleve Deutsland T +49(0)28219773310 FollowFollow