Costas Kalogiros

@ckalog

Joined April 2011

18 Following

8 Followers

2 Posts

about 9 years ago

I'm going to European Utility Week 2017, 3-5 Oct, Amsterdam. Join me! https://t.co/wMFqadVNil @EUW_live #EUW17

over 9 years ago

... because we can make the world a better place #LovingCleanEnergy #LovingSmartEnergy