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.


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.

Save The Date for Upcoming Live Events

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

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

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

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


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. 

View Historic List of IDEA Annual Conferences and Chairs

View Historic List of IDEA Campus Energy Conferences

View Historic List of IDEA International District Cooling Conferences

Upcoming & Archived Webinars

Conference Proceedings

CampusEnergy2021: Bridge to the Future

February 16-18, Virtual

IDEA2020: New Vision for District Energy

June 24, Virtual

CampusEnergy2020: The Power to Change

February 10-14, Denver, CO

IDEA2019: The Energy for More Resilient Cities

June 24-27, Pittsburgh, PA


February 26-March 1, New Orleans, LA

DistrictCooling2018: Efficient Energy for Smarter Cities

December 9-11, Dubai, UAE

Microgrid 2.0: Advancing Industry Growth

October 29-31, Baltimore, MD

IDEA2018: Local Solutions, Global Impact

June 11-14, Vancouver, BC


March 5-9, Baltimore, MD

Microgrid 2017

November 6-8, Boston, MA

IDEA2017: Sustaining Our Success

June 26-29, Scottsdale, AZ


February 20-24, Miami, FL


November 13-15, Dubai, UAE

Media Pass

Please direct all media inquiries to or call 508-366-9339.

IDEA Requirements for Journalist Media Pass