Orbital

HVAC · Vertical x All Cities

Top 5 HVAC Conferences in Las Vegas 2026

Las Vegas has 5 HVAC conferences on the 2026 calendar — the 1st largest count of any city.

Ranked list

5 conferences
  1. BronzeOrbital’s proprietary rating for how valuable a conference is for selling to businesses in that vertical. Based on attendee quality, exhibitor ROI, and industry relevance.

    ASHRAE Winter Conference

    Jan 31–Feb 4, 2026Las Vegas, NV2k–5k attendees$$$ ticket

    Our take

    Given its 2k–5k expected attendees, ASHRAE Winter Conference has cemented its place as a niche event in the HVAC industry. Attendance pricing of $$$ signals a serious operator audience, and the Orbital team rates it in the specialist tier reflecting a holistic view of buyer density, lead quality, and industry footprint. Exhibitors focused on the HVAC market, the show belongs on any serious exhibitor's planning list.

  2. GoldOrbital’s proprietary rating for how valuable a conference is for selling to businesses in that vertical. Based on attendee quality, exhibitor ROI, and industry relevance.

    HARDI Annual Conference

    Dec 8–11, 2026Las Vegas, NV2k–5k attendees$$$ ticket

    Our take

    Given its 2k–5k expected attendees, HARDI Annual Conference has cemented its place as a well-regarded event in the HVAC industry. Attendance pricing of $$$ implies a vetted crowd of decision-makers, and the Orbital team rates it in the second tier informed by verified attendance composition, post-show exhibitor outcomes, and editorial assessment. For teams targeting the HVAC vertical, this show should be on your shortlist.

  3. BronzeOrbital’s proprietary rating for how valuable a conference is for selling to businesses in that vertical. Based on attendee quality, exhibitor ROI, and industry relevance.

    ACCA Conference & Expo

    Mar 15–18, 2026Las Vegas, NV500–1k attendees$$ ticket

    Our take

    Considering 500–1k registered participants, ACCA Conference & Expo stands as a Bronze-rated gathering for the HVAC vertical. Registration at $$ signals a serious operator audience, leading Orbital to rate it as a Bronze event based on a combination of attendee quality, exhibitor ROI data, and industry relevance. If you're selling into the HVAC vertical, the show deserves a line item in your event budget.

  4. SilverOrbital’s proprietary rating for how valuable a conference is for selling to businesses in that vertical. Based on attendee quality, exhibitor ROI, and industry relevance.

    ASHRAE Region X Calendar

    Aug 16–20, 2026Las Vegas, NV500–1k attendees$$$ ticket

    Our take

    With 500–1k industry professionals on the floor, ASHRAE Region X Calendar sits firmly as a solid mid-tier show across the HVAC space. Ticket pricing at $$$ signals a serious operator audience, and our team places it among Silver events reflecting a holistic view of buyer density, lead quality, and industry footprint. Exhibitors focused on the HVAC industry, this event belongs on any serious exhibitor's planning list.

  5. SilverOrbital’s proprietary rating for how valuable a conference is for selling to businesses in that vertical. Based on attendee quality, exhibitor ROI, and industry relevance.

    Samsara Beyond

    Jun 23–26, 2026Las Vegas, NV2k–5k attendees$$$ ticket

    Our take

    Based on 2k–5k annual attendees, Samsara Beyond ranks solidly as a reliable conference within the HVAC sector. Entry at $$$ implies a vetted crowd of decision-makers, which is why Orbital rates it at Silver reflecting a holistic view of buyer density, lead quality, and industry footprint. Sales teams working the HVAC market, this conference belongs on any serious exhibitor's planning list.

Quick reference

All 5 conferences at a glance

ConferenceTier
ASHRAE Winter ConferenceBronzeOrbital’s proprietary rating for how valuable a conference is for selling to businesses in that vertical. Based on attendee quality, exhibitor ROI, and industry relevance.
HARDI Annual ConferenceGoldOrbital’s proprietary rating for how valuable a conference is for selling to businesses in that vertical. Based on attendee quality, exhibitor ROI, and industry relevance.
ACCA Conference & ExpoBronzeOrbital’s proprietary rating for how valuable a conference is for selling to businesses in that vertical. Based on attendee quality, exhibitor ROI, and industry relevance.
ASHRAE Region X CalendarSilverOrbital’s proprietary rating for how valuable a conference is for selling to businesses in that vertical. Based on attendee quality, exhibitor ROI, and industry relevance.
Samsara BeyondSilverOrbital’s proprietary rating for how valuable a conference is for selling to businesses in that vertical. Based on attendee quality, exhibitor ROI, and industry relevance.

Frequently asked questions

How many HVAC conferences are happening in Las Vegas?

There are 5 HVAC conferences listed for Las Vegas in this guide. Browse the full list above to compare dates, locations, and expected attendance.

When is the biggest HVAC event in Las Vegas?

ASHRAE Winter Conference is one of the largest events on this list with approximately 2k–5k attendees. It takes place Jan 31–Feb 4, 2026. Location: Las Vegas, NV.

What's the cheapest HVAC conference to attend?

ACCA Conference & Expo has the lowest ticket price on this list ($$). It's held in Las Vegas, NV. Expected attendance: approximately 500–1k.

Further reading

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