This page covers ten conferences worth tracking, selected for their relevance to engineers, distributors, and contractors working in mechanical systems, building performance, and equipment sales. The ASHRAE Building Decarbonization Conference in Seattle runs September 23 to 25 and draws a technical crowd focused on electrification and low-carbon systems. The High-Performance HVAC Summit in Pigeon Forge opens the season September 1, with a tighter, more practitioner-focused format. If you're planning your fall travel budget or trying to time outreach around industry gatherings, this list gives you the dates, locations, and context to make that call. The ASHRAE Winter Conference 2026 is also noted here for teams already looking ahead to early 2027 planning cycles.
At a glance
- Total HVAC conferences: 10
- Largest city by count: Pigeon Forge (1)
- Tier mix: 1 Tier A / 2 Tier B / 6 Tier C / 1 Tier D
- Price mix: 4 $ / 2 $$ / 3 $$$
- Date range: Sep 01, 2026 to Oct 01, 2026
Breakdowns
Looking deeper, the tables below slice the list two ways.
States by HVAC conference count in Fall 2026
| State | Conferences |
|---|
| Tennessee | 2 |
| Arkansas | 1 |
| Louisiana | 1 |
| Washington | 1 |
| Indiana | 1 |
Takeaways
Among the 10 HVAC conferences scheduled in fall 2026, 1 sit at Tier A.
Pigeon Forge hosts the most events in this cut, with 1 on the calendar.
September is the busiest month, with 10 conferences scheduled.
Ticket pricing splits 4 at the $ tier and 3 at the $$$ tier, so entry costs vary widely across the set.
Batimat tops the Tier-ranked list, held in Paris.
The most common stated purpose is Growth / Revenue, covering 6 of the 10 events in this cut.
Event length averages 2.9 days across the set, with the longest running 4 days.
