Company lists · Data refreshed September 2026

Top 25 Asme certified fabricators based in Canada

RevenueBase identified 85 asme certified fabricators headquartered in Canada as of September 2026 and tracks 1,411 professional contacts across them, including 498 with verified work emails. Edmonton is the largest hub.

This list covers asme certified fabricators 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 30, 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 30, 2026 86% judged on-target in blind review
85Companies
1,411Contacts tracked
498Verified emails
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The 25 largest asme certified fabricators based in Canada

Ranked by team size
Top 25 of 85 asme certified fabricators based in Canada, ranked by team size, largest first. Data refreshed Sep 30, 2026. RevenueBase Smart Search rates how each company's information relates to asme certified fabricators: 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
1Indirect evidenceEdmonton, AB, CanadaHQ checked Sep 30, 20261,001-5,000336 contacts →

Indirect evidence

“Founded in 1975, Edmonton Exchanger employs over people.”

Source: RevenueBase Database · checked Sep 30, 2026
2Partial evidenceSarnia, ON, CanadaHQ checked Sep 30, 20261,001-5,00069 contacts →

Partial evidence

“Kel-Gor is an Industrial Contractor & Fabricator headquartered in Sarnia, Ontario, Canada.”

Source: RevenueBase Database · checked Sep 30, 2026
3Indirect evidenceStoney Creek, ON, CanadaHQ checked Sep 30, 202651-20064 contacts →

Indirect evidence

“Superior Boiler Works and Welding Limited was founded in 1962 on Superior Street in Hamilton, Ontario Canada.”

Source: RevenueBase Database · checked Sep 30, 2026
4Indirect evidenceEdmonton, AB, CanadaHQ checked Sep 30, 202651-20059 contacts →

Indirect evidence

“Dacro has been manufacturing equipment for the resource industries since 1974.”

Source: RevenueBase Database · checked Sep 30, 2026
5Indirect evidenceLanoraie, QC, CanadaHQ checked Sep 30, 202651-20058 contacts →

Indirect evidence

“Hason specializes in the fabrication of FCC cyclones, FCC integrated systems (Reactors and Regenerators), Pressure Vessels and Process Equipment for the Refining and Petrochemical…”

Source: RevenueBase Database · checked Sep 30, 2026
6Indirect evidenceToronto, ON, CanadaHQ checked Sep 30, 202651-20058 contacts →

Indirect evidence

“Custom Design, Engineering, Manufacturing, and Heavy CNC Machining Pressure Vessels, Heat Exchangers, Reactors, Process Equipment, and Turnkey Packages Stainless, High Nickel…”

Source: RevenueBase Database · checked Sep 30, 2026
7Indirect evidenceAlma, QC, CanadaHQ checked Sep 30, 202651-20052 contacts →

Indirect evidence

“Le Groupe Alco-TMI est spécialisé en conception, fabrication, installation et entretien d’équipements dans les domaines des appareils sous pression, de la chaudronnerie, de la…”

Source: RevenueBase Database · checked Sep 30, 2026
8Indirect evidenceSarnia, ON, CanadaHQ checked Sep 30, 202651-20041 contacts →

Indirect evidence

“Alliance Fabricating Ltd.”

Source: RevenueBase Database · checked Sep 30, 2026
9Indirect evidenceRocky View County, AB, CanadaHQ checked Sep 30, 202651-20038 contacts →

Indirect evidence

“The OPSCO story began 60 years ago as Opsco Energy Industries, when a team of experienced individuals came together to offer best-in-class facility process solutions.”

Source: RevenueBase Database · checked Sep 30, 2026
10Indirect evidenceNisku, AB, CanadaHQ checked Sep 30, 202651-20038 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 30, 2026
11Indirect evidenceMaple Ridge, BC, CanadaHQ checked Sep 30, 202651-20029 contacts →

Indirect evidence

“Enermax Mountain Manufacturing Ltd.(EMM) is a Canadian heat exchanger and pressure vessel manufacturer specializing in the engineering, design, manufacture and repair of custom…”

Source: RevenueBase Database · checked Sep 30, 2026
12Partial evidenceEdmonton, AB, CanadaHQ checked Sep 30, 202651-20027 contacts →

Partial evidence

“Since opening our doors in 1989, Special Alloy Fabricators has proudly manufactured an extensive range of high-performance products in house.”

Source: RevenueBase Database · checked Sep 30, 2026
13Indirect evidenceBrampton, ON, CanadaHQ checked Sep 30, 202651-20026 contacts →

Indirect evidence

“Fabrication of highly engineered stainless-steel process equipment, pressure vessels and process piping used used in the following quality critical businesses: Biotech, Pharma &…”

Source: RevenueBase Database · checked Sep 30, 2026
14Indirect evidenceCalgary, AB, CanadaHQ checked Sep 30, 2026201-50021 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 30, 2026
15Indirect evidenceEdmonton, AB, CanadaHQ checked Sep 30, 202651-20019 contacts →

Indirect evidence

“Established in 1948, CESSCO Fabrication and Engineering Ltd.”

Source: RevenueBase Database · checked Sep 30, 2026
16Partial evidenceDelta, BC, CanadaHQ checked Sep 30, 202651-20016 contacts →

Partial evidence

“Specializing in custom plate fabrication services, including ASME pressure vessel fabrication, heat exchangers, screw conveyors and related precision products.”

Source: RevenueBase Database · checked Sep 30, 2026
17Indirect evidenceClairmont, AB, CanadaHQ checked Sep 30, 202611-5016 contacts →

Indirect evidence

“All Class Fabrication has been proudly serving the Peace Country region since 2007, delivering high-quality metalwork and industrial services across Western Canada.”

Source: RevenueBase Database · checked Sep 30, 2026
18Indirect evidenceIngersoll, ON, CanadaHQ checked Sep 30, 202651-20016 contacts →

Indirect evidence

“Bell-Camp Manfacturing Inc.”

Source: RevenueBase Database · checked Sep 30, 2026
19Partial evidenceSherwood Park, CanadaHQ checked Sep 30, 202651-20014 contacts →

Partial evidence

“Northern Weldarc Ltd is an Alberta based fabricator of structural and miscellaneous steel products, specializing in the oil and gas, pulp and paper, and petro chemical industries.”

Source: RevenueBase Database · checked Sep 30, 2026
20Indirect evidenceThunder Bay, ON, CanadaHQ checked Sep 30, 202611-5012 contacts →

Indirect evidence

“Venshore Mechanical Ltd is a construction company based out of 1019 Northern Ave, Thunder Bay, ON, Canada.”

Source: RevenueBase Database · checked Sep 30, 2026
21Indirect evidenceCalgary, AB, CanadaHQ checked Sep 30, 202611-5012 contacts →

Indirect evidence

“Manufacturer of pressure vessels for the oil and gas industry.”

Source: RevenueBase Database · checked Sep 30, 2026
22Indirect evidenceLévis, QC, CanadaHQ checked Sep 30, 202611-5011 contacts →

Indirect evidence

“Qualifab offers high-quality services in the manufacture of small and large diameter piping modules and systems in carbon steel, stainless, and many other types of alloys.”

Source: RevenueBase Database · checked Sep 30, 2026
23Indirect evidenceRed Deer County, AB, CanadaHQ checked Sep 30, 202651-20010 contacts →

Indirect evidence

“Founded in 2005, Fusion Production Systems Inc.”

Source: RevenueBase Database · checked Sep 30, 2026
24Partial evidenceGrande Prairie, AB, CanadaHQ checked Sep 30, 202611-508 contacts →

Partial evidence

“We are certified for shop and field under ABSA for all your new builds and repairs, Our shop consists of ft2 and 4 10 ton overhead cranes, We are now B620-14 certified for all…”

Source: RevenueBase Database · checked Sep 30, 2026
25Indirect evidenceGrande Prairie, AB, CanadaHQ checked Sep 30, 202611-508 contacts →

Indirect evidence

“Coral Oilfield Services Inc is a leading oilfield fabrication company operating out of Grande Prairie,AB.”

Source: RevenueBase Database · checked Sep 30, 2026

Showing 25 of 85 asme certified fabricators based in Canada

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Asme certified fabricators based in Canada at a glance

As of Sep 30, 2026
35.3%Verified-email coverage
16.6Average contacts per company
11-50Median size (employees)
12.9%Largest-city concentration · Edmonton
Sep 30, 2026Page data refreshed

Companies by employee count

1-10
14
11-50
44
51-200
21
201-500
1
501-1,000
1
1,001-5,000
2

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 85 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 asme certified fabricators, 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 “asme certified fabricators”. 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 asme certified fabricators), 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 asme certified fabricators, 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, 498 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 30, 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 asme certified fabricators, 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 asme certified fabricators are there based in Canada?

RevenueBase identified 85 asme certified fabricators 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?

Edmonton Exchanger, headquartered in Edmonton, tops this list with the largest team on record.

Which city has the most asme certified fabricators?

Edmonton leads with 11 headquartered companies, followed by Calgary (5) and Hamilton (4).

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 498 verified decision-maker contacts tracked across these 85 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 30, 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.