Welding works
- Certificate of welding works quality management system according to ISO 3834-2;
- Certificate of metal structures manufacturer’s production control according to EN 1090-1;
- Certificate of metal structures manufacturer’s production control according to EN 1090-2;
- Certificate of the member of the Association of Lithuanian welders.
- Certificate of manufacture of pressure pipelines according to the module A1 of PED 97/23/EEB.