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HVAC Professional

Gillanders logoGillanders

Chatham, ON
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Emergency ServiceTSSA Licensed
1 Credential Verified
ProScore

This score reflects 73 Google reviews, licensed and verified.

How is this calculated?
Score updated: Oct 2026

About Gillanders

AI-generated summary from ProScore data sources

Gillanders is an HVAC contractor in Chatham, Ontario, serving customers on-site with furnace repairs, system installations, and emergency service. The business offers online estimates, operates weekdays, and handles same-day calls.

  • Gillanders: ProScore 71, 1st of 3 scored HVAC contractors in Chatham.
  • 73 Google reviews (4.8 stars; median 55) for Gillanders, ahead of 2 of 2 HVAC contractors.
Rated on 1 independent platformProScore found ratings for this business on 1 independent review platform. Each one is listed in "Ratings Across Platforms" below.Government-licensed

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What Customers Say

AI analysis of 9 Google reviews

Top Strengths

Highly professional and knowledgeable staff with strong technical expertise in HVAC systems, furnace repairs, and complex installations
Exceptional responsiveness and reliability with same-day service, emergency repair capability, and consistent follow-up to ensure customer satisfaction
Strong customer service culture with friendly, organized, and thorough technicians who go above and beyond (e.g., 'went over and beyond the call of duty')
professional installationknowledgeable stafffast/timely servicehonest pricingcustomer satisfaction

Ratings Across Platforms

Aggregated from independent sources. Only ProScore shows all.

1 source · 73 reviews
GoogleListing found
Google Business Profile reviews
4.8/5
73 reviews

Not found on 3 other platforms ProScore checks (Review platform B, BBB, Review platform C).

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

Trusted Level

Scores in ProScore’s Trusted tier — strong, consistent signals across the sources ProScore checks.

Highly Rated

Consistently rated 4.8 stars across 73 Google reviews.

TSSA Licensed

Licensed with the Technical Standards and Safety Authority — confirmed against the register.

What Reviews Highlight

Reviews mention: professional installation, knowledgeable staff, fast/timely service.

Google Review Breakdown

73 total
5
67
4
4
3
0
2
0
1
2

Featured Review

From Google

“

I live in my RV, over 4-5 yrs i have contacted Gillanders mostly for furnace swap out but also had them do the rebuilds on the units for the swap outs, also called them on other issues too, always on site/ on call visits!<br>They have always been timely sensitive and they understand that and have always responded same day, done the job and more with respect, professionalism and integrity, never felt that i was over priced and even come back if issues arose!<br>I have dealt with many RV repair te

D
Derek Unsworth
Google Review

Frequently Asked Questions

Is Gillanders licensed?
Yes, Gillanders holds a TSSA licence, verified by ProScore against the Technical Standards and Safety Authority database.
Does Gillanders have insurance?
WSIB insurance status is not verified for Gillanders. Request proof of workplace insurance and liability coverage before hiring.
What is Gillanders’s rating?
Gillanders has a ProScore Trust Score of 71/100 (Trusted), calculated from 1 data source including 73 Google reviews.
Where is Gillanders located?
Gillanders is a hvac serving Chatham, Ontario. You can reach them at +1 519-354-3380. View their full profile on ProScore for reviews and credentials.

Business Details

31 Leeson Dr, Chatham, ON N7M 5T9
HVAC

Hours

Monday8a.m.-5p.m.
Tuesday8a.m.-5p.m.
Wednesday8a.m.-5p.m.
Thursday8a.m.-5p.m.
Friday8a.m.-5p.m.
SaturdayClosed
SundayClosed

Services Offered

AC installationFurnace repairDuctworkHVAC maintenanceHeat pump installationThermostat installation

Services & Info

Emergency ServiceOnsite servicesOnline estimates

Service options

Credentials

TSSA License
FS R0015085001
✓ Confirmed
Insurance
Not Confirmed
WSIB Coverage
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

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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Compare HVAC Contractors in Chatham

See how Gillanders ranks against other hvac contractors in Chatham on ProScore.

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.