HVAC Professional

J & S Heating And Air Conditioning

St. Catharines, ON

Emergency ServiceResponds to Reviews

+1 905-682-9287 Website

Serving St. Catharines & area

57out of 100

Good

ProScore

This score reflects 53 Google reviews, ratings from 2 platforms in all.

How is this calculated?

Score updated: Oct 2026

About J & S Heating And Air Conditioning

AI-generated summary from ProScore data sources

J & S Heating And Air Conditioning operates weekdays in St. Catharines, with on-site free parking and flexible payment options including cheques and debit. Technicians are known for diagnosing HVAC issues accurately and explaining problems clearly, and work methodically through installations with attention to detail and site cleanup.

J & S Heating And Air Conditioning: ProScore 57, tied 6th of 14 scored HVAC contractors in St. Catharines.
53 Google reviews (3.1 stars; median 13) for J & S Heating And Air Conditioning, ahead of 12 of 16 HVAC contractors.

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What Customers Say

AI analysis of 10 Google reviews

Top Strengths

Emergency responsiveness: technicians answered on New Year's Eve holiday and arrived promptly during -12°C crisis

Technical competence: multiple reviews praise knowledgeable technicians who correctly diagnose issues and explain problems clearly

Thorough workmanship: completed installations professionally with cleanup and attention to detail (ceiling panels replaced, worked past 7pm to finish)

Areas to Watch

Billing transparency issues: unclear pricing communication on service calls, invoices sent for warranty-covered work, ambiguous initial cost estimates

Customer service interactions: rude phone behavior reported by at least one customer; owner responses suggest communication gaps

Warranty claim disputes: conflicting accounts on warranty applicability, invoicing errors on covered services, poor handling of forensic failure documentation

Refund delays: customer waited 2+ weeks for deposit refund after product unavailability

emergency repair responsivenessbilling and pricing claritywarranty coverage disputestechnician professionalismcommunication gaps

Ratings Across Platforms

Aggregated from independent sources. Only ProScore shows all.

2 sources · 57 reviews

GoogleListing found

Google Business Profile reviews

3.1/5

53 reviews

Review platform CListing found

Independent review platform · name withheld by policy

3.2/5

4 reviews

Not found on 2 other platforms ProScore checks (Review platform B, BBB).

ProScore aggregates Google, the BBB and other major review platforms. Some sources are not named publicly.

How sources are weighted: ProScore methodology.

Things to Know

Extensive Review History

53 Google reviews on record — a large sample behind the 3.1 average.

Rated on Multiple Platforms

Independently rated on 2 review platforms — ratings that agree across sources are harder to game.

What Reviews Highlight

Reviews mention: emergency repair responsiveness, billing and pricing clarity, warranty coverage disputes.

Google Review Breakdown

53 total

Featured Review

From Google

“

Highly recommend. After a harrowing experience with a previous hvac company this month, we decided to give another local company an opportunity for business to deal with our a/c. Called J&S and they were there the next day as promised. Matt and Dillon(?) arrived and actually repaired the issue and explained the problem as well. Another large corporate hvac company was here and had indicated the ac had died and tried to sell us a heat and air unit for an exorbitant price when all we wanted was a

Gaatske Spielmacher

Google Review

Photos & Work

1 photo

Other top rated hvac in St. Catharines

MarZ Heating & Cooling Inc.

St. Catharines

5(115)

Reliance Heating, Air Conditioning & Plumbing

Superior HVAC Service, Heating & Air Conditioning

St. Catharines

4.9(64)

More HVAC contractors in St. Catharines

Frequently Asked Questions

Is J & S Heating And Air Conditioning licensed?

Licensing status has not been verified for J & S Heating And Air Conditioning. Contact them directly to confirm current credentials before hiring.

Does J & S Heating And Air Conditioning have insurance?

WSIB insurance status is not verified for J & S Heating And Air Conditioning. Request proof of workplace insurance and liability coverage before hiring.

What is J & S Heating And Air Conditioning’s rating?

J & S Heating And Air Conditioning has a ProScore Trust Score of 57/100 (Good), calculated from 2 data sources including 53 Google reviews.

Where is J & S Heating And Air Conditioning located?

J & S Heating And Air Conditioning is a hvac serving St. Catharines, Ontario. You can reach them at +1 905-682-9287. View their full profile on ProScore for reviews and credentials.

Business Details

425 Glendale Ave, St. Catharines, ON L2P 3Y1

HVAC

View on Google Maps

Hours

Monday8:30a.m.-5p.m.

Tuesday8:30a.m.-5p.m.

Wednesday8:30a.m.-5p.m.

Thursday8:30a.m.-5p.m.

Friday8:30a.m.-1p.m.

SaturdayClosed

SundayClosed

Services Offered

AC installationFurnace repairDuctworkHVAC maintenanceHeat pump installationThermostat installation

Services & Info

Emergency Service

Parking

On-site parkingFree parking lot

Payments

ChecksDebit cardsCredit cards

Planning

Appointment required

Accessibility

Wheelchair-accessible parking lot

Service options

Delivery

Credentials

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 St. Catharines View all guides →

Data Transparency

Sources: Google and major review platforms
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

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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.