Register Now Preliminary Topics & Sessions 2024 Exhibitor Information 2024 Sponsor Information Save The Date for Upcoming Live Events CampusEnergy2025 Westin Boston Seaport District, Boston, Massachusetts February 3-6, 2025 IDEA2025 IDEA's 116th Annual Conference & Trade Show Hyatt Regency Minneapolis, Minnesota June 2-5, 2025 CampusEnergy2026 Gaylord National Harbor, Maryland February 17-20, 2026 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 Learn More 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 CampusEnergy2019 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 CampusEnergy2018 March 5-9, Baltimore, MD Microgrid 2017 November 6-8, Boston, MA IDEA2017: Sustaining Our Success June 26-29, Scottsdale, AZ CampusEnergy2017 February 20-24, Miami, FL DistrictCooling2016 November 13-15, Dubai, UAE View More Proceedings Upcoming and Recent Webinars Thousands of district energy professionals have recently enjoyed the dozens of online educational opportunities we offer, including our latest Insights & Innovations webinar series