OWI Oel-Waerme-Institut underwent business restructuring at the end of 2015: Since Nov. 17, 2015, the RWTH Aachen affiliate has had a new parent company in Tec4Fuels. The new and sole head of the business venture is David Diarra. The engineer has been a long-time employee of OWI and had shared management of the company with Dr. Klaus Lucka until last October. Lucka had been OWI’s CEO for 15 years and is now a managing partner of Tec4Fuels. The other partner of Tec4Fuels is the Institute for Heating and Oil Technology.