Mr Jewartowsky is a high class specialist in field of welding technology. In Altruss he is responsible for visual check of welds, general quality controll, he introduces new technologies as well. He is a Polytechnic of Danzig postgraduate in field of Mechanics and Machines Building. Since then he turned into welding business, around 2004 gained EWE and IVE certificates, next in 2006 added VT od second degree to that. As chief welding engineer worked in numerous companies including INTEK and TECHMOR (shipyard cooperative company). Works for Altruss since mid 2014.