Since the Sermatex GRÜN begun the activities, one of the first objectives is the better quality of the products and process, with that, in 1998 received the certificate of Quality of Management System (SGQ), according to the norm NBR-ISO 9002/1994 by the Certifier Union – UC.

In September/2002, the Company was certified in the same norm by Underwriters Laboratories Inc. – UL.
With the norm revision, the Company pledged and got in June/2003 a SGQ certification according to the norm NBR-ISO 9001-2000, opting for the Certifier Organism Underwriters Laboratories Inc. – UL, with the finality of open doors to world market consumers.

Taking as aim the European market in 2006, Sermatex GRÜN wins the Certification ATEX thought Physikalisch-Technischen Bundesanstalt – PTB from Germany to the lines of Signalization and Command and Photoelectric Relay. The norm is revised again and in June of 2009, Sermatex GRÜN is audited and receives the Certification ISO 9001/2008.