IDEA Events and Past Conference Proceedings

After More Than Two Years, We Got the Band Back Together!

More than 830 people attended IDEA2021, both in person and virtually. We couldn't have done it without all of you. If you missed this event, it lives on online with most sessions streaming through the end of the year. Register now and stay connected to the latest in best practice expert advice and more.

Register For Virtual Program Now!

Visit IDEA2021 Website

IDEA is proud to bring our first in-person CampusEnergy2022 in two years to our home state, near the water in one of the newest and most vibrant parts of Boston, the Seaport District. Come for the "chowdah", stay for an amazing conference with industry colleagues from around the world.

Call for Presentations closed on Friday, August 13. Stay tuned for additional updates soon.

I'm Interested in Attending!

Save The Date for Upcoming Live Events

IDEA2022
IDEA's 113th Annual Conference & Trade Show
Sheraton Centre Toronto Hotel, Toronto, ON, CAN
June 6-9, 2022

CampusEnergy2023
36th Annual Campus Energy Conference, Workshops & Trade Show
Gaylord Texan Resort & Convention Center, Grapevine, Texas
February 27-March 2, 2023

IDEA2023
IDEA's 114th Annual Conference & Trade Show
Hilton Chicago, Chicago, Illinois
June 5-7, 2023

CampusEnergy2024
37th Annual Campus Energy Conference, Workshops & Trade Show
Hilton San Francisco Union Square, San Francisco, California
Feb. 20-23, 2024

See What You Missed

Virtual Training Symposium

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Hosting Conferences Since 1909

Founded in 1909 as the National District Heating Association, IDEA continues to inform, connect, and advance the district energy industry around the globe. Starting in 1909, IDEA hosts an Annual Conference and Trade Show each year and added its Campus Energy Conference in 1988 and an International District Cooling Conference in 2007.