ETI operates according to national and international quality and safety standards by employing well-trained workers, and foremost holds in regard their safety, as well as the safety of all customers and stakeholders.

For these reasons, ETI has been awarded the following: Certificate of Quality Management System UNI EN ISO 9001:2015; Certificate of Environmental Management System ISO 14001:2015; Certificate of Safety Management System ISO 45001:2018; Quality requirements for fusion welding of metallic materials according to UNI EN ISO 3834-2:2021 and SOA Certificate for the qualification to the execution of public works for the OG6 level VI category; Company Certification to weld steel metal carpentry elements for the construction of structures in execution class EXC1, EXC2, EXC3 according to requirements of standard EN 1090-2:2024; Certificate N. SA8000-231205 2023.