Registration Opens for IDEA’s 117th Annual Conference (IDEA2026) in Ottawa, Canada

Global district energy leaders to convene at Rogers Centre Ottawa for three days of innovation, education, and connection

OTTAWA, Ontario--(BUSINESS WIRE)--The International District Energy Association (IDEA) announced today that registration is now open for the 117th IDEA Annual Conference and Trade Show (IDEA2026). The event will take place June 23 to 26, 2026, at the Rogers Centre Ottawa in Ottawa, Ontario, Canada.

IDEA2026 will convene the global district energy community for three days of education, innovation, networking, and technology discovery, bringing together leaders and practitioners shaping the future of district energy. This year’s theme, “Connecting Networks,” highlights both the interconnected nature of district energy systems and the people and partnerships that bring them to life, supporting community decarbonization, resilience, and long-term sustainability.

“District energy succeeds when people and systems connect,” said Rob Thornton, President and CEO of IDEA. “IDEA2026 in Ottawa reflects the industry’s focus on strengthening partnerships, improving system integration, and accelerating progress through collaboration. We’re bringing our international community together to help cities and campuses meet their energy and resiliency goals.”

IDEA2026 programming will feature an extensive educational experience including preconference workshops, podium presentations organized by technical track, poster sessions, plenary panels, exhibit-hall learning, dedicated opportunities for peer-to-peer networking, and technical tours of local district energy systems.

The IDEA2026 Exhibit Hall will showcase technologies, services, and solutions advancing district energy, while supporting direct connections between attendees and industry providers.

Registration information, deadlines, and rate periods are available online. Early Bird registration is now open and available through Friday, April 17, 2026. Additional conference details, including updates to programming and logistics, are available at www.districtenergy.org/idea2026.

About IDEA

The International District Energy Association (IDEA) is a 501(c)(6) nonprofit industry association founded in 1909 and based in Massachusetts, USA. Representing nearly 3,000 members across more than 30 countries, IDEA champions district heating, district cooling, thermal networks, and combined heat and power (CHP) as reliable, efficient, and sustainable solutions. Its mission is to foster the success of its members as global leaders in advancing energy efficiency, reducing carbon emissions, and building resilient, sustainable communities.