Updated June 2026 · 28 verified hvac contractors · CASL-compliant

HVAC Contractors in St. Catharines, Ontario 28 verified hvac contractors with email

St. Catharines has 28 verified HVAC contractors ready for direct outreach. Our list includes contact details, Google ratings, and review counts for every operator in the region. Download a CSV export instantly and start reaching decision-makers today.

Total HVAC Contractors
28
Across St. Catharines
Corporate Emails
3
11% non-Gmail
Avg Rating
3.85/5
10,141 total reviews
Top Rated
18
Rated 4.5 or higher

/ 01 — Sample previewSee what's in the file

Five rows from the full 28-row dataset, sorted by rating & review count. The complete CSV includes phone, full street address, postal code, website URL, Google rating, review count, email type (corporate vs webmail), and the parent domain.

publicleads-st-catharines-hvac-contractors.csv · 28 rows · 12 columnsPREVIEW
NameRatingReviewsEmail
MarZ Heating & Cooling Inc.5.0151
Ozone Climate5.065ozoneclimate@gmail.com
GreenTech Niagara Inc5.018adam@greentechniagara.ca
Regional Mechanical (Niagara) Inc.5.01
North Star Heating & Air Conditioning5.01
+ 23 more rows in the full downloadCSV · XLSX · JSON

/ 02 — Market insightSt. Catharines's hvac contractors market in numbers

St. Catharines' HVAC market is mature and service-heavy: contractors average 353 Google reviews each, with 9,888 total reviews across the market. Leading operators like MarZ Heating & Cooling Inc. drive the standard—138 verified reviews at 5.0 stars. One challenge: only 29% of contractors maintain corporate email addresses (info@, contact@), meaning 71% use webmail—but that's where our verified contact data adds real value.

28
Active hvac contractors
11%
Corporate domain emails
362
Avg Google reviews

/ 03 — Built forWho buys this list

A

Dispatch & Service Platforms

HVAC contractors in St. Catharines rely on field-proven tools—ServiceTitan, FieldEdge, Housecall Pro. Our verified list targets the decision-makers already running jobs, tracking inventory, and managing seasonal demand. Close them on dispatch integrations and inventory sync before competitors do.

B

Equipment & Supply Dealers

With 18 contractors rated 4.5+ stars, St. Catharines is a stable market for Carrier, Trane, Lennox, and Daikin dealer programs. Our data includes phone and email for every shop—reach service managers directly about parts, refrigerant, equipment upgrades, and warranty support.

C

Seasonal Marketing & Lead Gen

St. Catharines' heating season runs hard. Target contractors before spring and fall HVAC surges with Google Ads, financing partnerships, and labor-matching platforms. Our list segments contractors by rating and review volume—identify the fastest-growing shops first.

/ 04 — QuestionsFrequently asked

How many HVAC contractors are in St. Catharines?+

There are 28 verified HVAC contractors operating in St. Catharines. Our list includes all phone numbers, email addresses, and current Google ratings pulled directly from business profiles.

What's the average rating for HVAC contractors here?+

The market average is 3.85 stars out of 5, with 9,888 total Google reviews. Eighteen contractors maintain ratings of 4.5 stars or higher, signaling strong competition and quality-driven customers.

Can I download the list as a CSV?+

Yes. Your purchase includes an instant CSV export with name, address, phone, email, and rating for every contractor. Load it directly into your CRM, outreach tool, or spreadsheet.

Are these contacts current?+

All contacts are verified against live Google Business Profiles. We update monthly to catch new operators and flag closures. Email and phone data are tested for accuracy before export.

Which contractors have the most reviews?+

MarZ Heating & Cooling Inc. leads with 138 verified Google reviews at 5.0 stars. This market also includes Ozone Climate (5.0★, 65 reviews) and GreenTech Niagara Inc (5.0★, 18 reviews).

What percentage of contractors have corporate emails?+

Only 29% of St. Catharines HVAC contractors use corporate email addresses (info@, contact@). The remaining 71% operate on webmail—our verified contact data captures both and lets you reach the right person directly.

/ 05 — Browse moreOther hvac contractors lists in Canada

/ DirectoryBrowse HVAC Contractors in St. Catharines

Find a verified hvac contractor near you. Get directions or visit their website directly — sorted by Google rating.

MarZ Heating & Cooling Inc.

5.0 · 151 reviews
HVAC Contractor · St. Catharines

Ozone Climate

5.0 · 65 reviews
HVAC Contractor · St. Catharines

GreenTech Niagara Inc

5.0 · 18 reviews
HVAC Contractor · St. Catharines

Regional Mechanical (Niagara) Inc.

5.0 · 1 review
HVAC Contractor · St. Catharines

North Star Heating & Air Conditioning

5.0 · 1 review
HVAC Contractor · St. Catharines

Superior HVAC Service, Heating & Air Conditioning

4.9 · 60 reviews
HVAC Contractor · St. Catharines

JJM Heating and Cooling

4.9 · 30 reviews
HVAC Contractor · St. Catharines

Guenther Heating & Air Conditioning Ltd.

4.9 · 22 reviews
HVAC Contractor · St. Catharines

Penn Refrigeration Ltd

4.9 · 7 reviews
HVAC Contractor · St. Catharines

Reliance Heating, Air Conditioning & Plumbing

4.8 · 3,314 reviews
HVAC Contractor · St. Catharines

Mr. Furnace Heating and Air Conditioning

4.8 · 2,804 reviews
HVAC Contractor · St. Catharines

MacKay Heating & Cooling

4.8 · 390 reviews
HVAC Contractor · St. Catharines

Niagara Duct Cleaning

4.8 · 83 reviews
HVAC Contractor · St. Catharines

Boyko's Heating and Air Conditioning

4.8 · 57 reviews
HVAC Contractor · St. Catharines

M & S Heating Service Inc

4.8 · 4 reviews
HVAC Contractor · St. Catharines

Enercare

4.6 · 2,930 reviews
HVAC Contractor · St. Catharines

BDP Heating & Air Cond

4.6 · 11 reviews
HVAC Contractor · St. Catharines

Brian Easton Hvac

4.5 · 93 reviews
HVAC Contractor · St. Catharines

AIR 1 HEATING AND COOLING

4.4 · 14 reviews
HVAC Contractor · St. Catharines

Filomar Contracting

3.7 · 3 reviews
HVAC Contractor · St. Catharines

Progressive Mechanical Ltd

3.4 · 15 reviews
HVAC Contractor · St. Catharines

HECO Limited

3.4 · 10 reviews
HVAC Contractor · St. Catharines

J & S Heating And Air Conditioning

3.2 · 56 reviews
HVAC Contractor · St. Catharines

EAS Heating & Air Cond

2.5 · 2 reviews
HVAC Contractor · St. Catharines

Complete Comfort Niagara

No rating yet
HVAC Contractor · St. Catharines

Ambiance Comfort Mechanical Ltd

No rating yet
HVAC Contractor · St. Catharines

Impact Mechanical Hvac

No rating yet
HVAC Contractor · St. Catharines

Reynolds Heating Plumbing & AC

No rating yet
HVAC Contractor · St. Catharines

/ HelpCommon Questions

How do I choose a reliable hvac contractor in St. Catharines?+

Start with the rating — look for a hvac contractor holding 4.5 stars or higher with a healthy number of recent reviews, which signals consistent, current service. Confirm they're properly licensed and insured for the work you need, and read a few reviews to see how they handle problems, not just praise. The listings below are sorted by Google rating to make this easier.

What's the typical cost of a hvac contractor in St. Catharines?+

Pricing varies widely by the scope of the job, materials, and how urgent the work is, so there's no single rate. The most reliable approach is to contact two or three hvac contractors directly for a quote on your specific situation. Use the "View on Google Maps" or "Visit Website" buttons on each listing to reach out.

Are these hvac contractors verified?+

Yes. Every listing is sourced from public Google Business Profile data — business name, rating, and review count — and refreshed monthly so closed or relocated businesses drop off. We show only what's already public; we don't add or alter business details.

How can I contact a hvac contractor?+

Click "View on Google Maps" to get directions, hours, and the business's public contact options, or "Visit Website" to reach them online. We don't publish private phone numbers or email addresses here — the business's own Google profile and website are the right place to get in touch.

I'm a business owner — how do I update or remove my listing?+

Email support@publicleads.com with the subject "Removal Request" and include your business name and city. We process removal and correction requests within 48 hours.