ISO certificate renewalAir-conditioning and air distribution (HVAC) commercial activity of SIG Air Handling Hungary Ltd. quality management system certified by Mert-Cert according to Standard MSZ EN ISO 9001:2009. in 2007. We are pleased to announce the renewal of our Quality Management System certificate to ISO 9001 in November 2018. We have continually developed and updated our Quality Management System since our approval to ISO 9001 in 2007, and this ongoing process demonstrates our continued commitment to customer satisfaction and continual improvement. |