IATF 16949 (La Rioja) ISO 9001:2015 (Asturias) IATF 16949 (Asturias) ISO 14001:2015 COP CERTIFICATE ISO 9001:2015 (La Rioja) PRL 39/1997 Our target is not only focused on the quality. STARGLASS keeps an strong commitment to the environment. Our policy in Quality, Environment and Safety in this LINK. Communication of environmental performance to stakeholders in this LINK.