NOS SGPS, S.A. is certified for quality and environment in compliance with the standards ISO 9001:2015 and ISO 14001:2015 for NOS Comunicações S.A., NOS Inovação S.A., NOS Sistemas S.A., NOS Technology S.A. and NOS Towering S.A., and with regard to Information Security in compliance with the ISO/ IEC 27001:2013 standard for NOS Comunicações S.A.1 and NOS Sistemas S.A. 2. Additionally, NOS Comunicações S.A. is certified for compliance with the standards ISO 45001:2018 3 and ISO/IEC 20000-1:2011 4.
Check the certificates:
Safety and Health at Work
1 The scope of this certification is the business processes "Customer Management" and "Billing and Charging" for fixed and mobile service clients of NOS, in the market segments: Residential, Personal, Business (with primary focus on Corporate clients) and Wholesale.
2 The scope of this certification is the security processes associated with the “Housing” services provided at NOS Data Centers in Lisbon and Oporto.
3 The scope of this certification is the Development, Marketing and Management of the Customer Service of Corporate Products and Services.
4 The scope of this certification is the Telecommunications and ICT services provided to corporate customers, according to the service catalog and from Lisbon and Oporto operational centers.