Politics
ISO 27001:2013
ISO 14001:2015
ISO 45001:2018
ISO 9001:2015
Quality policy
ISO 14001:2015
Production and transmission of thermal energy
Certificate 223/13
OHSAS 18001:2007
ISO 9001:2008
ISO 14001:2004
OHSAS 18001:2007
Integrated system
Policy
Security Policy
Declaration