The priority of GRI is to provide a high quality service in all areas to satisfying the needs of our customers.
The homologation of our activities and services, from our customers is an essential requirement to start the production. In addition, we have other certificates backed by highly regarded certification companies in our plants, such as the ISO 9001:2015, ISO 14001:2015, ISO 45001:2018, OHSAS 18001:2007 and EN1090-2:2011.
