REVENUE : US $ 5.7BN EMPLOYEES : 22,000 CEO : JOOST FARWERCK FOUNDED : 1989

The Dutch telecommunications company KPN has maintained carbon neutrality since 2015 . Going beyond its own operations , KPN collaborates closely with its suppliers to actively pursue the goal of reducing CO₂ emissions across the entire supply chain to net zero by 2040 . KPN ’ s dedication to environmental sustainability is highlighted by its decade-long practice of utilising 100 % green electricity since 2010 . mobile-magazine . com 43