Yes, TRI-AIR Systems has verified WSIB (Workplace Safety and Insurance Board) coverage, which protects homeowners from liability if a worker is injured on the job.

What is TRI-AIR Systems’s rating?

TRI-AIR Systems has a ProScore Trust Score of 64/100 (Good), calculated from 1 data source including 32 Google reviews.

Where is TRI-AIR Systems located?

TRI-AIR Systems is a hvac serving Markham, Ontario. You can reach them at +1 905-470-2424. View their full profile on ProScore for reviews and credentials.

Business Details

391 Steelcase Rd W Units 14 & 15, Markham, ON L3R 3V9

HVAC

View on Google Maps

Hours

Monday8a.m.-4:30p.m.

Tuesday8a.m.-4:30p.m.

Wednesday8a.m.-4:30p.m.

Thursday8a.m.-4:30p.m.

Friday8a.m.-4:30p.m.

SaturdayClosed

SundayClosed

Services Offered

AC installationFurnace repairDuctworkHVAC maintenanceHeat pump installationThermostat installation

Services & Info

Emergency ServiceOnsite servicesOnline estimates

Crowd

LGBTQ+ friendlyTransgender safe space

Other

LGBTQ+ friendly

Parking

Free parking lot

Amenities

Gender-neutral washroom

Offerings

Repair servicesInstallation service

Service options

Credentials

TSSA License

FS R0037027001

✓ Confirmed

Insurance

Not Confirmed

Credentials are as reported by contractors and public sources — verify each with the contractor and the issuing authority before hiring.Check it yourself: WSIB clearance · TSSA fuels contractor registry

Homeowner Guides

How much does this service cost in Ontario?Red flags when hiring HVAC FAQs in Markham View all guides →

Data Transparency

Sources: Google and Ontario regulatory records
Score computed: October 13, 2026

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Checked by ProScore

What is the ProScore?

One score from 0 to 100 across every review platform and public registry ProScore checks. How the ProScore works

≥81

Elite

≥70

Trusted

≥54

Good

≥30

Basic

<30

Caution

—

Not yet rated

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A ProScore is informational only — not a guarantee, endorsement, or recommendation — and the data behind it may be incomplete or out of date. Before hiring, independently verify all credentials, including licences, insurance (including WSIB) and references, directly with the contractor and the issuing authority. Full data notice. Something wrong? Let us know.