Certificate of quality management system according to PN-EN ISO 9001:2015

in scope of “Production and erection of steel structures”

Certificate of environmental management system according to PN-EN ISO 14001-2015

in scope of “Production and erection of steel structures”

Certificate of the factory production control (FPC) according to EN 1090-1:2009

“Conformity assessment of the execution of steel and aluminum structures”

Welding certificate in compliance with EN 1090-2:2008 in execution class EXC3

“Execution of steel structures and aluminum structures - Technical requirements for the execution of steel structures”

Welding quality assurance certificate according to DIN EN ISO 3834-2

“Quality assurance for welded products – Comprehensive quality requirements”