Pre-order your 2019 IESO calendar
December 6, 2018
From tackling cyber threats and extreme weather, to collaborating with communities and engaging in market renewal activities, the 2019 IESO calendar features examples of how the IESO is ensuring the reliability of Ontario’s power system – one month, and one initiative at a time. To order your calendar, please email communications@ieso.ca with your name and mailing address by Tuesday, December 18, 2018.