The list spans technical events, dealer meetings, and regional networking, pulling from both in-state and closely connected national gatherings. The Herrick Conferences in West Lafayette run across five days in July and draw a specialized academic and industry crowd tied to Purdue's construction programs. The AD PHCP Spring Network Meeting in Indianapolis brings together distributor and manufacturer reps in mid-April, making it useful for anyone working the supply chain side of mechanical and plumbing. If you're planning around pipeline timing, several of these cluster in spring, which maps well to pre-construction season conversations. Whether you're based in Indiana or tracking the Midwest market, this roundup gives you enough detail to decide which events are worth the trip.
Snapshot
- Total All Industries conferences: 10
- Largest city by count: Indianapolis (6)
- Tier mix: 1 Tier A / 2 Tier B / 5 Tier C / 2 Tier D
- Price mix: 1 $ / 4 $$ / 3 $$$
- Date range: Feb 16, 2026 to Sep 26, 2026
Breakdowns
A closer look at how the set distributes across sub-scopes.
Verticals by conference count in Indiana
| Vertical | Conferences |
|---|
| HVAC | 6 |
| Plumbing | 3 |
| Youth Sports | 1 |
Cities in Indiana by total conference count
| City | Conferences |
|---|
| Indianapolis | 6 |
| West Lafayette | 2 |
| Mumbai | 1 |
| Varanasi | 1 |
Takeaways
Of the 10 industry conferences in Indiana, 1 hold a Tier A rating.
Indianapolis hosts the most events in this cut, with 6 on the calendar.
April is the busiest month, with 3 conferences scheduled.
Ticket pricing splits 1 at the $ tier and 3 at the $$$ tier, so entry costs vary widely across the set.
NABC Convention tops the Tier-ranked list, held in Indianapolis.
The most common stated purpose is Training / Certification, covering 7 of the 10 events in this cut.
Event length averages 3.5 days across the set, with the longest running 5 days.
