OUR CERTIFICATIONS ISO, SAFETY AND ENVIRONMENT We attach great importance to the proper functioning of our company. Safety and the environment are paramount here. ISO 9001-2015ALGEMENE ISO, METAL SOLUTIONS EN 1090-1&2Metaalconstructies EN 15085-2RAILWAY ISO 9001:2015Algemene ISO & SLABINCK DOOEL KOJLIJA EN 1090-1&2Metaalconstructies ISO 14001-2015MILIEUBEHEER SLABINCK DOOEL KOJLIJA ISO 14001:2015 EN 15085-2In Macedonië: Railway EN 15085-2 level CL2In Macedonië: Railway dooel kojlija