Company lists · Data refreshed September 2026

Top 25 Thermal management consulting companies based in Canada

RevenueBase identified 165 thermal management consulting companies headquartered in Canada as of September 2026 and tracks 2,668 professional contacts across them, including 1,607 with verified work emails. Toronto is the largest hub.

This list covers thermal management consulting companies headquartered in Canada, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 29, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, 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.

How to read this list HQ checked on every row RevenueBase Smart Search rating on every row Refreshed Sep 29, 2026 86% judged on-target in blind review
165Companies
2,668Contacts tracked
1,607Verified emails
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The 25 largest thermal management consulting companies based in Canada

Ranked by team size
Top 25 of 165 thermal management consulting companies based in Canada, ranked by team size, largest first. Data refreshed Sep 29, 2026. RevenueBase Smart Search rates how each company's information relates to thermal management consulting companies: strong evidence (its own description names it), partial (names part of it), indirect (matched on the rest of its profile rather than the description shown). Click a contact count to view that company's people.
#CompanyRevenueBase Smart SearchHeadquartersEmployeesContacts
1Partial evidenceGuelph, ON, CanadaHQ checked Sep 29, 2026501-1,000737 contacts →

Partial evidence

“We are a leading global climate and performance engineering consulting firm dedicated to creating harmony between the built and natural world.”

Source: RevenueBase Database · checked Sep 29, 2026
2Strong evidenceToronto, ON, CanadaHQ checked Sep 29, 2026201-500363 contacts →

Strong evidence

“Since 1964 the MCW Group has built a solid reputation for the delivery of Professional Consulting Engineering Services, Energy Management Services, and Engineering Development…”

Source: RevenueBase Database · checked Sep 29, 2026
3Indirect evidenceToronto, ON, CanadaHQ checked Sep 29, 202651-20097 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 29, 2026
4Partial evidenceWinnipeg, MB, CanadaHQ checked Sep 29, 202651-20084 contacts →

Partial evidence

“Consulting Engineers for Mechanical & Electrical, Energy & Carbon Reduction, Smart Buildings, Power Systems, ICAT, Security, Architectural Lighting & Forensic Engineering.”

Source: RevenueBase Database · checked Sep 29, 2026
5Indirect evidenceVictoria, BC, CanadaHQ checked Sep 29, 202651-20072 contacts →

Indirect evidence

“Established in Victoria in 1984, Avalon Mechanical has grown into a well-recognized Mechanical Engineering Consultancy firm, specializing in Mechanical Design Systems for HVAC…”

Source: RevenueBase Database · checked Sep 29, 2026
6Indirect evidenceQuébec, QC, CanadaHQ checked Sep 29, 202651-20066 contacts →

Indirect evidence

“Ambioner is an engineering firm specializing in electromechanical design in the building sector, as well as energy efficiency.”

Source: RevenueBase Database · checked Sep 29, 2026
7Partial evidenceToronto, ON, CanadaHQ checked Sep 29, 202651-20059 contacts →

Partial evidence

“Founded in 1958 in Toronto, The Mitchell Partnership Inc.(TMP) is a mechanical building services consulting engineering practice.”

Source: RevenueBase Database · checked Sep 29, 2026
8Partial evidenceMontréal, QC, CanadaHQ checked Sep 29, 202651-20049 contacts →

Partial evidence

“Kelvin Emtech is a consulting and engineering firm with offices in Montreal and Toronto.”

Source: RevenueBase Database · checked Sep 29, 2026
9Partial evidenceWaterloo, ON, CanadaHQ checked Sep 29, 202651-20048 contacts →

Partial evidence

“DEI Consulting Engineers provides professional mechanical, electrical, refrigeration, and aquatic consulting engineering for architects and building owners for the building…”

Source: RevenueBase Database · checked Sep 29, 2026
10Partial evidenceCalgary, AB, CanadaHQ checked Sep 29, 202651-20046 contacts →

Partial evidence

“HOCS Projects has established itself as a leader in designs for thermal oil production facilities and as a trailblazer in development of technology alternatives that are…”

Source: RevenueBase Database · checked Sep 29, 2026
11Indirect evidenceCalgary, AB, CanadaHQ checked Sep 29, 202611-5039 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 29, 2026
12Partial evidenceWinnipeg, MB, CanadaHQ checked Sep 29, 202611-5037 contacts →

Partial evidence

“Epp Siepman Engineering provides mechanical & electrical engineering consulting services for the building construction industry.”

Source: RevenueBase Database · checked Sep 29, 2026
13Strong evidenceSherbrooke, QC, CanadaHQ checked Sep 29, 202611-5030 contacts →

Strong evidence

“We are an innovative cleantech company accelerating electrification with advanced proprietary thermal management solutions and high-density, high-performance battery systems.”

Source: RevenueBase Database · checked Sep 29, 2026
14Partial evidenceLondon, ON, CanadaHQ checked Sep 29, 202611-5030 contacts →

Partial evidence

“Vanderwesten & Rutherford is a consulting mechanical and electrical engineering firm with 49+ years of experience.”

Source: RevenueBase Database · checked Sep 29, 2026
15Partial evidenceParis, ON, CanadaHQ checked Sep 29, 202611-5028 contacts →

Partial evidence

“Customs Steam Solutions provides end to end solutions for your thermal energy needs.”

Source: RevenueBase Database · checked Sep 29, 2026
16Partial evidenceGuelph, ON, CanadaHQ checked Sep 29, 202611-5025 contacts →

Partial evidence

“Innovative Thermal Solutions Inc.(ITS) designs and manufactures quality heat sink products on-time for the electronics industries.”

Source: RevenueBase Database · checked Sep 29, 2026
17Partial evidenceWindsor, ON, CanadaHQ checked Sep 29, 202611-5024 contacts →

Partial evidence

“Acrolab Ltd is a thermal engineering solutions company with over 75 years as a custom solutions provider for various industrial manufacturers from high-end consumer and defence…”

Source: RevenueBase Database · checked Sep 29, 2026
18Indirect evidenceMontreal, QC, CanadaHQ checked Sep 29, 202651-20022 contacts →

Indirect evidence

“En vingt ans, nous avons su développer une expertise et des compétences qui nous propulsent aujourd’hui parmi les meilleures entreprises du domaine de la mécanique du bâtiment au…”

Source: RevenueBase Database · checked Sep 29, 2026
19Indirect evidenceSte-thérèse, QC, CanadaHQ checked Sep 29, 202611-5022 contacts →

Indirect evidence

“DIME-eX… L’ingénierie différemment « DIME-eX est notre ADN et nous en faisons une réelle culture » Nous avons bien plus à offrir que la production de plans et devis selon les…”

Source: RevenueBase Database · checked Sep 29, 2026
20Indirect evidenceBurlington, ON, CanadaHQ checked Sep 29, 202611-5020 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 29, 2026
21Indirect evidenceLondon, ON, CanadaHQ checked Sep 29, 202611-5019 contacts →

Indirect evidence

“Chorley + Bisset Ltd.”

Source: RevenueBase Database · checked Sep 29, 2026
22Indirect evidenceOttawa, ON, CanadaHQ checked Sep 29, 202611-5018 contacts →

Indirect evidence

“Services in Mechanical, Hardware Engineering and Design.”

Source: RevenueBase Database · checked Sep 29, 2026
23Indirect evidenceVictoria, BC, CanadaHQ checked Sep 29, 202611-5016 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 29, 2026
24Partial evidenceAbbotsford, BC, CanadaHQ checked Sep 29, 20261-1016 contacts →

Partial evidence

“We are an engineering consulting firm providing services in building mechanical and electrical design.”

Source: RevenueBase Database · checked Sep 29, 2026
25Partial evidenceMississauga, ON, CanadaHQ checked Sep 29, 202611-5016 contacts →

Partial evidence

“Doherty Engineering Inc.(DEI) was founded in 2007 by Paul Doherty, P.Eng, PE, LEED® AP after 20 years of engineering consulting experience in North America.”

Source: RevenueBase Database · checked Sep 29, 2026

Showing 25 of 165 thermal management consulting companies based in Canada

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Thermal management consulting companies based in Canada at a glance

As of Sep 29, 2026
60.2%Verified-email coverage
16.2Average contacts per company
1-10Median size (employees)
8.5%Largest-city concentration · Toronto
Sep 29, 2026Page data refreshed

Companies by employee count

1-10
94
11-50
52
51-200
15
201-500
3
501-1,000
1

Email recency for this list is measured worldwide rather than for Canada, so it is reported there. Company counts and contact totals on this page are exact for Canada, over 165 companies.

How this list was built

Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among thermal management consulting companies, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search rating on every row are there so you can check each match yourself.

Source
The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase Smart Search, the natural-language company search available to every RevenueBase user.
What qualifies
Companies headquartered in Canada whose own description of what they do matches “thermal management consulting companies”. Matching reads each company's description, not its industry code or its name.
RevenueBase Smart Search
RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names thermal management consulting companies), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
What we exclude
Companies whose own description does not clearly place them among thermal management consulting companies, and records with no verified work email. Companies headquartered outside Canada are excluded even when they keep an office there.
Match quality
In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and its RevenueBase Smart Search rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
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 listed company carries at least one verified work email, 1,607 across the full list. 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 29, 2026. Lists refresh periodically as the graph is re-checked.
Corrections
Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.

Frequently asked

What is RevenueBase Smart Search?

RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names thermal management consulting companies, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.

How many thermal management consulting companies are there based in Canada?

RevenueBase identified 165 thermal management consulting companies headquartered in Canada as of September 2026, matched on each company's own description of what it does rather than its industry code.

What is the largest company on this list?

RWDI, headquartered in Guelph, tops this list with the largest team on record.

Which city has the most thermal management consulting companies?

Toronto leads with 14 headquartered companies, followed by Calgary (13) and Mississauga (6).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 1,607 verified decision-maker contacts tracked across these 165 companies.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 29, 2026.

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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 Smart Search, 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.