Commercial · Industrial · Institutional · Since 1979Greater Toronto · Mississauga · Hamilton · Niagara
Commercial HVAC · Established 1979

Built for uptime.
Engineered for what’s next.

Thervex delivers high-performance HVAC installations, retrofits and service for commercial, industrial and institutional facilities.

Since 1979Established experience
24/7Priority response
FlexibleInstall financing
Commercial rooftop HVAC unit being lifted into place by a crane crew
Commercial rooftop replacementPlanned. Lifted. Commissioned.DESIGN · INSTALL · MAINTAIN

Major commercial equipment platforms

CARRIERTRANELENNOXDAIKINYORKMITSUBISHI ELECTRIC
What we do

One accountable partner.
Every stage of the system.

From the first load calculation to long-term asset care, Thervex brings engineering discipline and field execution under one roof.

$
Project financing

Upgrade now.
Preserve your capital.

Qualified commercial clients can finance new installations and major HVAC upgrades. Align payments with operating savings and protect cash for the priorities that grow your business.

  • Flexible terms for qualified businesses
  • Equipment and installation can be included
  • Fast, straightforward application pathway
Explore financing
Fieldwork

Commercial HVAC work, where it happens.

Rooftop replacements, planned lifts, active-facility service, duct installation and equipment commissioning across the region.

Carrier commercial rooftop unit being positioned during a crane installation
Carrier rooftop replacementCrane lift and curb positioning
Technicians servicing commercial rooftop HVAC equipment
Rooftop serviceInspection and performance checks
Commercial HVAC ductwork installation
Mechanical installationDuctwork and field coordination
Daikin commercial HVAC equipment on an office building rooftop
Daikin applied systemIntegrated rooftop equipment
Trane rooftop HVAC unit
Trane rooftop systemCommercial packaged equipment

Representative manufacturer and industry photography. Thervex project photography will replace these images as approved.

Selected work

Built around real operating demands.

View all projects →
Large commercial HVAC ductwork installationMEDICAL FACILITY
RECENT PROJECT · DETAILS TO CONFIRM

MedCon Facility HVAC Upgrade

Commercial mechanical scope developed around clinical comfort, dependable ventilation and controlled project delivery.

Commercial rooftop HVAC systemINDUSTRIAL
REPRESENTATIVE PROJECT

Distribution Centre Retrofit

High-efficiency rooftop equipment and controls modernization for a live facility.

Portfolio names and project details are draft content for Scott’s confirmation before public launch.

Start a project

Your facility deserves a sharper HVAC strategy.

Speak with a commercial HVAC specialist about your installation, retrofit or service requirements.

Request a consultation →