Company lists · Data refreshed September 2026
Top 25 Hvac engineering firms based in Toronto, Canada
RevenueBase identified 111 company matches for hvac engineering firms associated with Toronto, Canada as of September 2026 and tracks 3,038 professional contacts across them, including 1,673 with verified work emails. Across Canada, Toronto is the largest hub for this category.
This list covers company matches for hvac engineering firms associated with Toronto, Canada, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed September 16, 2026.
Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.
The 25 largest hvac engineering firms based in Toronto, Canada
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 714 contacts → | ||||
Exact match “Your success is our success.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 2 | 672 contacts → | ||||
Exact match “What does it take to be one of Canada’s most respected integrated engineering firms?” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 3 | 363 contacts → | ||||
Exact match “Since 1964 the MCW Group has built a solid reputation for the delivery of Professional Consulting Engineering Services, Energy Management Services, and Engineering Development…” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 4 | 161 contacts → | ||||
Exact match “The HIDI Group (The HIDI Group Inc.) is a multi-disciplinary consultancy committed to delivering world-class solutions and unparalleled service.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 5 | 97 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 6 | 69 contacts → | ||||
Exact match “Based in Toronto, LRI is Canada's preeminent Professional Engineering firm that specializes exclusively in fire protection engineering, Building Code consulting, emergency…” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 7 | 60 contacts → | ||||
Exact match “Simply Green offers a wide range of options to help you get equipped with reliable, top-quality, high-efficiency heating and cooling systems.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 8 | 59 contacts → | ||||
Exact match “Founded in 1958 in Toronto, The Mitchell Partnership Inc.(TMP) is a mechanical building services consulting engineering practice.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 9 | 55 contacts → | ||||
Exact match “The team at Continual Energy Inc.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 10 | 51 contacts → | ||||
Exact match “INVIRO is a full-service Canadian engineering firm specializing in mechanical and electrical systems, along with sustainability consulting.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 11 | 37 contacts → | ||||
Exact match “FLō Energy Solutions, formerly CES, started in 1998 when a local supermarket retailer gave us a humidity problem to solve, and we solved it.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 12 | 34 contacts → | ||||
Exact match “MAT 4Site Engineers is a privately owned company located in the heart of the GTA that specializes in the design and engineering of Mechanical and Electrical building systems.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 13 | 29 contacts → | ||||
Exact match “Xtra Mechanical Limited is Canada’s leading commercial HVAC provider, offering professional, responsive and safety-driven solutions to the complete product lifecycle, for single…” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 14 | 28 contacts → | ||||
Exact match “1Click Heating & Cooling offers a seamless, eco-friendly, and cost-effective solution for all your heating and cooling needs.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 15 | 28 contacts → | ||||
Exact match “Having the technical expertise and insight to conduct retrofit projects in established buildings without affecting the day-to-day business of occupants is our specialty.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 16 | 28 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 17 | 27 contacts → | ||||
Exact match “Sigma is an HVAC company founded in 1997, serving multiple market sectors.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 18 | 26 contacts → | ||||
Exact match “The Aquila Group is a mechanical and electrical engineering firm located at 40 University Ave, Toronto, Ontario, Canada.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 19 | 21 contacts → | ||||
Exact match “Complete industrial and commercial solutions: • Combustion • Refrigeration • Chillers • HVAC • Plumbing • Electrical • Turn-key Installations IMMEDIATE SERVICE.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 20 | 16 contacts → | ||||
Exact match “Bold Engineering is an innovative consulting firm committed to providing a wide range of engineering services that are timely and cost-effective.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 21 | 16 contacts → | ||||
Exact match “The Master Group/Le Groupe Master - EFI Concepts, a sales agency serving the heating, ventilating and air conditioning (HVAC) industry, offers quality equipment from many proven…” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 22 | 14 contacts → | ||||
Exact match “Offering a broad range of consulting, engineering, procurement and construction services encompassing virtually all areas of the energy market, including HVAC, boilers, automation…” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 23 | 13 contacts → | ||||
Exact match “Providing our customers with the most innovative Heating, Cooling and Air Quality solutions.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 24 | 13 contacts → | ||||
Exact match “Since established in 1983 Thermo Cool Mechanical has been providing heating, air conditioning, and ventilation (HVAC) services all over the Greater Toronto Area.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 25 | 12 contacts → | ||||
Exact match “Located in Toronto and servicing all of southern Ontario and Quebec, AirGenuity was founded in as an engineering and integration firm specializing in precision airflow in critical…” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
RevenueBase SmartSearch
Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.
This list uses Exact for “hvac engineering firms”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.
Showing 25 of 111 hvac engineering firms based in Toronto, Canada
See the full list, filter by size, metro and specialty, and access 1,673 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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Hvac engineering firms based in Toronto, Canada at a glance
As of Sep 16, 2026Companies by employee count
Email recency for this list is measured across the whole Canada list rather than for Toronto, so it is reported there. Company counts and contact totals on this page are exact for Toronto, over 111 companies.
How this list was built
The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.
- Source
- The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase SmartSearch, the natural-language company search available to every RevenueBase user.
- What qualifies
- Company records associated with Toronto, Canada whose business descriptions match “hvac engineering firms” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
- RevenueBase SmartSearch
- Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
- Public preview
- The public preview omits records without a verified work email. Where headquarters information is recorded, preview rows are also filtered to this page’s location. Dataset totals and geographic summaries describe the full matched records before these preview filters.
- Match quality
- RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
- Ranking
- Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
- Verification
- Every displayed company carries at least one verified work email. RevenueBase tracks 1,673 professional contacts with verified work emails across the full matched dataset. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
- Refresh
- This page's figures were pulled from the company graph on September 16, 2026. Lists refresh periodically as the graph is re-checked.
- Record context
- Company records and descriptions can change. Check the company's website for its current services and locations.
Hvac engineering firms by metro in Canada
- Hvac engineering firms in Calgary97
- Hvac engineering firms in Mississauga66
- Hvac engineering firms in Edmonton62
- Hvac engineering firms in Montreal45
- Hvac engineering firms in Surrey41
- Hvac engineering firms in Winnipeg41
- Hvac engineering firms in Ottawa39
- Hvac engineering firms in Vaughan37
- Hvac engineering firms in Brampton34
- Hvac engineering firms in Burnaby33
- Hvac engineering firms in Vancouver31
- Hvac engineering firms in London28
- Hvac engineering firms in Laval27
Frequently asked
What is RevenueBase SmartSearch?
RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “hvac engineering firms”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many hvac engineering firms are there based in Toronto, Canada?
RevenueBase identified 111 company matches for hvac engineering firms associated with Toronto, Canada as of September 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.
What is the largest company on this list?
HTS Engineering tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which city in Canada has the most hvac engineering firms?
Toronto leads Canada with 111 company records, followed by Calgary (97) and Mississauga (66).
How do I get contact information for these companies?
A free RevenueBase account lets you run this exact search and work limited free results with 500 credits to start. Upgrading provides access to the 1,673 professional contacts with verified work emails tracked across these 111 companies; direct dials are available where recorded.
How current is this list?
The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 16, 2026.
Ready to reach these companies? Verified emails and direct dials for all 111 hvac engineering firms based in Toronto, Canada. Start with a free account, no credit card.
Download this list →Related lists
Hvac engineering firms by geography
- Hvac engineering firms based in Brisbane, Australia
- Hvac engineering firms based in Melbourne, Australia
- Hvac engineering firms based in Sydney, Australia
- Hvac engineering firms based in Belo Horizonte, Brazil
- Hvac engineering firms based in Porto Alegre, Brazil
- Hvac engineering firms based in Rio De Janeiro, Brazil
- Hvac engineering firms based in Sao Paulo, Brazil
- Hvac engineering firms based in Brampton, Canada
- Hvac engineering firms based in Burnaby, Canada
- Hvac engineering firms based in Calgary, Canada
- Hvac engineering firms based in Edmonton, Canada
- Hvac engineering firms based in Laval, Canada
About this data
RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase SmartSearch, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.
More company lists
- All company lists
- Lists by location
- Lists A-Z
- New lists
- Hvac engineering firms based in Brisbane, Australia
- Hvac engineering firms based in Melbourne, Australia
- Hvac engineering firms based in Sydney, Australia
- Hvac engineering firms based in Belo Horizonte, Brazil
- Hvac engineering firms based in Porto Alegre, Brazil
- Hvac engineering firms based in Rio De Janeiro, Brazil
Company intelligence · public preview
Top 25 hvac engineering firms based in Toronto, Canada
Find companies in any niche.
Describe the businesses you want in your own words. RevenueBase SmartSearch matches company descriptions by meaning.
RevenueBase records 111 matching company records for hvac engineering firms based in Toronto, Canada, with 3,038 tracked contacts and 1,673 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 16, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 hvac engineering firms based in Toronto, Canada
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 |  HTS Engineeringhts.comHQ: Toronto, ON, CanadaReported employees: 1,001-5,000 | Toronto, ON, Canada | 1,001-5,000 | Exact match | 714 contacts → |
“Your success is our success.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 |  Smith Andersensmithandandersen.comHQ: Toronto, ON, CanadaReported employees: 501-1,000 | Toronto, ON, Canada | 501-1,000 | Exact match | 672 contacts → |
“What does it take to be one of Canada’s most respected integrated engineering firms?” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 |  MCW Group Of Companiesmcw.comHQ: Toronto, ON, CanadaReported employees: 201-500 | Toronto, ON, Canada | 201-500 | Exact match | 363 contacts → |
“Since 1964 the MCW Group has built a solid reputation for the delivery of Professional Consulting Engineering Services, Energy Management Services, and Engineering Development…” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 |  The Hidi Grouphidi.comHQ: Toronto, ON, CanadaReported employees: 51-200 | Toronto, ON, Canada | 51-200 | Exact match | 161 contacts → |
“The HIDI Group (The HIDI Group Inc.) is a multi-disciplinary consultancy committed to delivering world-class solutions and unparalleled service.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 |  Hammerschlag & Joffe INChamjof.comHQ: Toronto, ON, CanadaReported employees: 51-200 | Toronto, ON, Canada | 51-200 | Exact match | 97 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 6 |  LRI Engineeringlrifire.comHQ: Toronto, ON, CanadaReported employees: 11-50 | Toronto, ON, Canada | 11-50 | Exact match | 69 contacts → |
“Based in Toronto, LRI is Canada's preeminent Professional Engineering firm that specializes exclusively in fire protection engineering, Building Code consulting, emergency…” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 |  Simply Green Home Services INCmysimplygreen.comHQ: Toronto, ON, CanadaReported employees: 201-500 | Toronto, ON, Canada | 201-500 | Exact match | 60 contacts → |
“Simply Green offers a wide range of options to help you get equipped with reliable, top-quality, high-efficiency heating and cooling systems.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 |  The Mitchell Partnership Inc. NOW BPAtmptoronto.comHQ: Toronto, ON, CanadaReported employees: 51-200 | Toronto, ON, Canada | 51-200 | Exact match | 59 contacts → |
“Founded in 1958 in Toronto, The Mitchell Partnership Inc.(TMP) is a mechanical building services consulting engineering practice.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 |  Continual Energy INCcontinual.netHQ: Toronto, CanadaReported employees: 51-200 | Toronto, Canada | 51-200 | Exact match | 55 contacts → |
“The team at Continual Energy Inc.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 |  Inviro Engineered Systems LTDinviro.caHQ: Toronto, ON, CanadaReported employees: 51-200 | Toronto, ON, Canada | 51-200 | Exact match | 51 contacts → |
“INVIRO is a full-service Canadian engineering firm specializing in mechanical and electrical systems, along with sustainability consulting.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 |  FLŌ Energy Solutions Inc. By CESsystemsflo.comHQ: Toronto, ON, CanadaReported employees: 51-200 | Toronto, ON, Canada | 51-200 | Exact match | 37 contacts → |
“FLō Energy Solutions, formerly CES, started in 1998 when a local supermarket retailer gave us a humidity problem to solve, and we solved it.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 |  MAT 4site Engineers Limitedmat4site.comHQ: Toronto, ON, CanadaReported employees: 11-50 | Toronto, ON, Canada | 11-50 | Exact match | 34 contacts → |
“MAT 4Site Engineers is a privately owned company located in the heart of the GTA that specializes in the design and engineering of Mechanical and Electrical building systems.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 |  Xtra Mechanical Limitedxtramech.caHQ: Toronto, ON, CanadaReported employees: 11-50 | Toronto, ON, Canada | 11-50 | Exact match | 29 contacts → |
“Xtra Mechanical Limited is Canada’s leading commercial HVAC provider, offering professional, responsive and safety-driven solutions to the complete product lifecycle, for single…” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | 1click Heating & Cooling1clickheat.com HQ: Toronto, ON, CanadaReported employees: 51-200 | Toronto, ON, Canada | 51-200 | Exact match | 28 contacts → |
“1Click Heating & Cooling offers a seamless, eco-friendly, and cost-effective solution for all your heating and cooling needs.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Mcgregor Allsop Limitedmcgregor-allsop.com HQ: Toronto, ON, CanadaReported employees: 11-50 | Toronto, ON, Canada | 11-50 | Exact match | 28 contacts → |
“Having the technical expertise and insight to conduct retrofit projects in established buildings without affecting the day-to-day business of occupants is our specialty.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 |  Scottish GAS Group INCscottishgas.caHQ: Toronto, ON, CanadaReported employees: 1-10 | Toronto, ON, Canada | 1-10 | Exact match | 28 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 17 |  Sigma Heating & Coolingsigmaproducts.comHQ: Toronto, ON, CanadaReported employees: 201-500 | Toronto, ON, Canada | 201-500 | Exact match | 27 contacts → |
“Sigma is an HVAC company founded in 1997, serving multiple market sectors.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 |  The Aquila Grouptheaquilagroup.comHQ: Toronto, ON, CanadaReported employees: 11-50 | Toronto, ON, Canada | 11-50 | Exact match | 26 contacts → |
“The Aquila Group is a mechanical and electrical engineering firm located at 40 University Ave, Toronto, Ontario, Canada.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 |  Dael Thermal Group INCdaelthermal.comHQ: Toronto, ON, CanadaReported employees: 51-200 | Toronto, ON, Canada | 51-200 | Exact match | 21 contacts → |
“Complete industrial and commercial solutions: • Combustion • Refrigeration • Chillers • HVAC • Plumbing • Electrical • Turn-key Installations IMMEDIATE SERVICE.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 |  Bold Engineering INCboldengineering.caHQ: Toronto, ON, CanadaReported employees: 11-50 | Toronto, ON, Canada | 11-50 | Exact match | 16 contacts → |
“Bold Engineering is an innovative consulting firm committed to providing a wide range of engineering services that are timely and cost-effective.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 |  The Master Group LE Groupe Mastereficoncepts.comHQ: Toronto, ON, CanadaReported employees: 11-50 | Toronto, ON, Canada | 11-50 | Exact match | 16 contacts → |
“The Master Group/Le Groupe Master - EFI Concepts, a sales agency serving the heating, ventilating and air conditioning (HVAC) industry, offers quality equipment from many proven…” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 |  Mann Engineeringmannengineering.comHQ: Toronto, ON, CanadaReported employees: 11-50 | Toronto, ON, Canada | 11-50 | Exact match | 14 contacts → |
“Offering a broad range of consulting, engineering, procurement and construction services encompassing virtually all areas of the energy market, including HVAC, boilers, automation…” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 |  Applied Energy Systems INCapplied-energy.caHQ: Toronto, ON, CanadaReported employees: 11-50 | Toronto, ON, Canada | 11-50 | Exact match | 13 contacts → |
“Providing our customers with the most innovative Heating, Cooling and Air Quality solutions.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 |  Thermo Cool Mechanicalthermocoolmech.comHQ: Toronto, ON, CanadaReported employees: 11-50 | Toronto, ON, Canada | 11-50 | Exact match | 13 contacts → |
“Since established in 1983 Thermo Cool Mechanical has been providing heating, air conditioning, and ventilation (HVAC) services all over the Greater Toronto Area.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 |  Airgenuity INCairgenuity.caHQ: Toronto, ON, CanadaReported employees: 11-50 | Toronto, ON, Canada | 11-50 | Exact match | 12 contacts → |
“Located in Toronto and servicing all of southern Ontario and Quebec, AirGenuity was founded in as an engineering and integration firm specializing in precision airflow in critical…” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 111 company matches
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Hvac engineering firms: dataset insights
September 16, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
110 records in the displayed employee bands.
1 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
Email recency for this list is measured across the whole Canada list rather than for Toronto, so it is reported there. Company counts and contact totals on this page are exact for Toronto, over 111 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: September 16, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Hvac engineering firms by metro in Canada
- Hvac engineering firms in Calgary97
- Hvac engineering firms in Mississauga66
- Hvac engineering firms in Edmonton62
- Hvac engineering firms in Montreal45
- Hvac engineering firms in Surrey41
- Hvac engineering firms in Winnipeg41
- Hvac engineering firms in Ottawa39
- Hvac engineering firms in Vaughan37
- Hvac engineering firms in Brampton34
- Hvac engineering firms in Burnaby33
- Hvac engineering firms in Vancouver31
- Hvac engineering firms in London28
- Hvac engineering firms in Laval27
Questions about this company list
What does Exact match mean for hvac engineering firms?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many hvac engineering firms did RevenueBase find based in Toronto, Canada?
The saved snapshot records 111 matching company records, 3,038 tracked contacts and 1,673 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: September 16, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
Related lists
Hvac engineering firms by geography
- Hvac engineering firms based in Brisbane, Australia
- Hvac engineering firms based in Melbourne, Australia
- Hvac engineering firms based in Sydney, Australia
- Hvac engineering firms based in Belo Horizonte, Brazil
- Hvac engineering firms based in Porto Alegre, Brazil
- Hvac engineering firms based in Rio De Janeiro, Brazil
- Hvac engineering firms based in Sao Paulo, Brazil
- Hvac engineering firms based in Brampton, Canada
- Hvac engineering firms based in Burnaby, Canada
- Hvac engineering firms based in Calgary, Canada
- Hvac engineering firms based in Edmonton, Canada
- Hvac engineering firms based in Laval, Canada
Cite this list
RevenueBase Data Team. Top 25 hvac engineering firms based in Toronto, Canada. Snapshot: September 16, 2026. https://revenuebase.ai/companies/hvac-engineering-firms/canada/toronto.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
More company lists
- All company lists
- Lists by location
- Lists A-Z
- New lists
- Hvac engineering firms based in Brisbane, Australia
- Hvac engineering firms based in Melbourne, Australia
- Hvac engineering firms based in Sydney, Australia
- Hvac engineering firms based in Belo Horizonte, Brazil
- Hvac engineering firms based in Porto Alegre, Brazil
- Hvac engineering firms based in Rio De Janeiro, Brazil
Company intelligence · public preview
Top 25 hvac engineering firms based in Toronto, Canada
RevenueBase records 111 matching company records for hvac engineering firms based in Toronto, Canada, with 3,038 tracked contacts and 1,673 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 16, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 hvac engineering firms based in Toronto, Canada
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 | HTS Engineeringhts.com HQ: Toronto, ON, CanadaReported employees: 1,001-5,000 | Toronto, ON, Canada | 1,001-5,000 | Exact match | 714 contacts → |
“Your success is our success.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Smith Andersensmithandandersen.com HQ: Toronto, ON, CanadaReported employees: 501-1,000 | Toronto, ON, Canada | 501-1,000 | Exact match | 672 contacts → |
“What does it take to be one of Canada’s most respected integrated engineering firms?” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | MCW Group Of Companiesmcw.com HQ: Toronto, ON, CanadaReported employees: 201-500 | Toronto, ON, Canada | 201-500 | Exact match | 363 contacts → |
“Since 1964 the MCW Group has built a solid reputation for the delivery of Professional Consulting Engineering Services, Energy Management Services, and Engineering Development…” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | The Hidi Grouphidi.com HQ: Toronto, ON, CanadaReported employees: 51-200 | Toronto, ON, Canada | 51-200 | Exact match | 161 contacts → |
“The HIDI Group (The HIDI Group Inc.) is a multi-disciplinary consultancy committed to delivering world-class solutions and unparalleled service.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Hammerschlag & Joffe INChamjof.com HQ: Toronto, ON, CanadaReported employees: 51-200 | Toronto, ON, Canada | 51-200 | Exact match | 97 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 6 | LRI Engineeringlrifire.com HQ: Toronto, ON, CanadaReported employees: 11-50 | Toronto, ON, Canada | 11-50 | Exact match | 69 contacts → |
“Based in Toronto, LRI is Canada's preeminent Professional Engineering firm that specializes exclusively in fire protection engineering, Building Code consulting, emergency…” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Simply Green Home Services INCmysimplygreen.com HQ: Toronto, ON, CanadaReported employees: 201-500 | Toronto, ON, Canada | 201-500 | Exact match | 60 contacts → |
“Simply Green offers a wide range of options to help you get equipped with reliable, top-quality, high-efficiency heating and cooling systems.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | The Mitchell Partnership Inc. NOW BPAtmptoronto.com HQ: Toronto, ON, CanadaReported employees: 51-200 | Toronto, ON, Canada | 51-200 | Exact match | 59 contacts → |
“Founded in 1958 in Toronto, The Mitchell Partnership Inc.(TMP) is a mechanical building services consulting engineering practice.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Continual Energy INCcontinual.net HQ: Toronto, CanadaReported employees: 51-200 | Toronto, Canada | 51-200 | Exact match | 55 contacts → |
“The team at Continual Energy Inc.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Inviro Engineered Systems LTDinviro.ca HQ: Toronto, ON, CanadaReported employees: 51-200 | Toronto, ON, Canada | 51-200 | Exact match | 51 contacts → |
“INVIRO is a full-service Canadian engineering firm specializing in mechanical and electrical systems, along with sustainability consulting.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | FLŌ Energy Solutions Inc. By CESsystemsflo.com HQ: Toronto, ON, CanadaReported employees: 51-200 | Toronto, ON, Canada | 51-200 | Exact match | 37 contacts → |
“FLō Energy Solutions, formerly CES, started in 1998 when a local supermarket retailer gave us a humidity problem to solve, and we solved it.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | MAT 4site Engineers Limitedmat4site.com HQ: Toronto, ON, CanadaReported employees: 11-50 | Toronto, ON, Canada | 11-50 | Exact match | 34 contacts → |
“MAT 4Site Engineers is a privately owned company located in the heart of the GTA that specializes in the design and engineering of Mechanical and Electrical building systems.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Xtra Mechanical Limitedxtramech.ca HQ: Toronto, ON, CanadaReported employees: 11-50 | Toronto, ON, Canada | 11-50 | Exact match | 29 contacts → |
“Xtra Mechanical Limited is Canada’s leading commercial HVAC provider, offering professional, responsive and safety-driven solutions to the complete product lifecycle, for single…” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | 1click Heating & Cooling1clickheat.com HQ: Toronto, ON, CanadaReported employees: 51-200 | Toronto, ON, Canada | 51-200 | Exact match | 28 contacts → |
“1Click Heating & Cooling offers a seamless, eco-friendly, and cost-effective solution for all your heating and cooling needs.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Mcgregor Allsop Limitedmcgregor-allsop.com HQ: Toronto, ON, CanadaReported employees: 11-50 | Toronto, ON, Canada | 11-50 | Exact match | 28 contacts → |
“Having the technical expertise and insight to conduct retrofit projects in established buildings without affecting the day-to-day business of occupants is our specialty.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Scottish GAS Group INCscottishgas.ca HQ: Toronto, ON, CanadaReported employees: 1-10 | Toronto, ON, Canada | 1-10 | Exact match | 28 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 17 | Sigma Heating & Coolingsigmaproducts.com HQ: Toronto, ON, CanadaReported employees: 201-500 | Toronto, ON, Canada | 201-500 | Exact match | 27 contacts → |
“Sigma is an HVAC company founded in 1997, serving multiple market sectors.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | The Aquila Grouptheaquilagroup.com HQ: Toronto, ON, CanadaReported employees: 11-50 | Toronto, ON, Canada | 11-50 | Exact match | 26 contacts → |
“The Aquila Group is a mechanical and electrical engineering firm located at 40 University Ave, Toronto, Ontario, Canada.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Dael Thermal Group INCdaelthermal.com HQ: Toronto, ON, CanadaReported employees: 51-200 | Toronto, ON, Canada | 51-200 | Exact match | 21 contacts → |
“Complete industrial and commercial solutions: • Combustion • Refrigeration • Chillers • HVAC • Plumbing • Electrical • Turn-key Installations IMMEDIATE SERVICE.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Bold Engineering INCboldengineering.ca HQ: Toronto, ON, CanadaReported employees: 11-50 | Toronto, ON, Canada | 11-50 | Exact match | 16 contacts → |
“Bold Engineering is an innovative consulting firm committed to providing a wide range of engineering services that are timely and cost-effective.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | The Master Group LE Groupe Mastereficoncepts.com HQ: Toronto, ON, CanadaReported employees: 11-50 | Toronto, ON, Canada | 11-50 | Exact match | 16 contacts → |
“The Master Group/Le Groupe Master - EFI Concepts, a sales agency serving the heating, ventilating and air conditioning (HVAC) industry, offers quality equipment from many proven…” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Mann Engineeringmannengineering.com HQ: Toronto, ON, CanadaReported employees: 11-50 | Toronto, ON, Canada | 11-50 | Exact match | 14 contacts → |
“Offering a broad range of consulting, engineering, procurement and construction services encompassing virtually all areas of the energy market, including HVAC, boilers, automation…” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Applied Energy Systems INCapplied-energy.ca HQ: Toronto, ON, CanadaReported employees: 11-50 | Toronto, ON, Canada | 11-50 | Exact match | 13 contacts → |
“Providing our customers with the most innovative Heating, Cooling and Air Quality solutions.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Thermo Cool Mechanicalthermocoolmech.com HQ: Toronto, ON, CanadaReported employees: 11-50 | Toronto, ON, Canada | 11-50 | Exact match | 13 contacts → |
“Since established in 1983 Thermo Cool Mechanical has been providing heating, air conditioning, and ventilation (HVAC) services all over the Greater Toronto Area.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Airgenuity INCairgenuity.ca HQ: Toronto, ON, CanadaReported employees: 11-50 | Toronto, ON, Canada | 11-50 | Exact match | 12 contacts → |
“Located in Toronto and servicing all of southern Ontario and Quebec, AirGenuity was founded in as an engineering and integration firm specializing in precision airflow in critical…” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 111 company matches
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Hvac engineering firms: dataset insights
September 16, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
110 records in the displayed employee bands.
1 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
Email recency for this list is measured across the whole Canada list rather than for Toronto, so it is reported there. Company counts and contact totals on this page are exact for Toronto, over 111 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: September 16, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Hvac engineering firms by metro in Canada
- Hvac engineering firms in Calgary97
- Hvac engineering firms in Mississauga66
- Hvac engineering firms in Edmonton62
- Hvac engineering firms in Montreal45
- Hvac engineering firms in Surrey41
- Hvac engineering firms in Winnipeg41
- Hvac engineering firms in Ottawa39
- Hvac engineering firms in Vaughan37
- Hvac engineering firms in Brampton34
- Hvac engineering firms in Burnaby33
- Hvac engineering firms in Vancouver31
- Hvac engineering firms in London28
- Hvac engineering firms in Laval27
Questions about this company list
What does Exact match mean for hvac engineering firms?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many hvac engineering firms did RevenueBase find based in Toronto, Canada?
The saved snapshot records 111 matching company records, 3,038 tracked contacts and 1,673 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: September 16, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
Related lists
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Cite this list
RevenueBase Data Team. Top 25 hvac engineering firms based in Toronto, Canada. Snapshot: September 16, 2026. https://revenuebase.ai/companies/hvac-engineering-firms/canada/toronto.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
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