In November 2023, TE-TO AD Skopje implemented the Integrated Management System (IMS) which included the following international standards for which it holds Certificates from Quality Austria:
ISO 9001:2015
TE-TO AD Skopje implemented this standard for the first time in 2017, and in November 2023 it successfully completed the recertification process of the Quality Management System, in accordance with the requirements of the international standard ISO 9001:2015.

ISO 14001:2015
This standard was implemented by TE-TO AD Skopje in November 2023, which successfully completed the certification process of the Environmental Management System, in accordance with the requirements of the international standard ISO 14001:2015.

ISO 45001:2018
This standard was implemented by TE-TO AD Skopje in November 2023, which successfully completed the certification process of the Occupational Health and Safety Management System, in accordance with the requirements of the international standard ISO 45001:2018.

ISO 27001:2022
This standard was implemented by TE-TO AD Skopje in January 2025, which successfully completed the certification process of the Information Security Management System, in accordance with the requirements of the international standard ISO 27001:2022.
