Company lists · Data refreshed November 2026

Top 25 Modular cleanroom contractors based in Canada

RevenueBase identified 40 company matches for modular cleanroom contractors associated with Canada as of November 2026 and tracks 534 professional contacts across them, including 250 with verified work emails. Montreal is the largest hub.

This list covers company matches for modular cleanroom contractors associated with 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 November 6, 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.

How to read this list RevenueBase SmartSearch · Exact Recorded Nov 6, 2026 How this list was built
40Companies
534Contacts tracked
250Verified emails
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The 25 largest modular cleanroom contractors based in Canada

Ranked by team size
Top 25 of 40 company matches for modular cleanroom contractors based in Canada, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 6, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchWinnipeg, MB, CanadaHQ recorded Nov 6, 202651-200102 contacts →

Exact match

“Established in 1964, Conviron is the world leader in the design, manufacture and installation of controlled environment systems for plant science research.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchLaval, QC, CanadaHQ recorded Nov 6, 202651-20087 contacts →

Exact match

“Bedcolab manufactures and installs complete laboratory environments for universities, pharmaceutical and biotech companies, hospitals and industrial labs.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchNisku, AB, CanadaHQ recorded Nov 6, 202651-20062 contacts →

Exact match

“At Alta-Fab we pride ourselves on providing clients with innovative, high-quality modular solutions.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchBarrie, ON, CanadaHQ recorded Nov 6, 202611-5032 contacts →

Exact match

“ESC takes an innovative Design/Build approach to Cleanrooms through 3 vertically integrated pillars.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchMontreal, QC, CanadaHQ recorded Nov 6, 202651-20025 contacts →

Exact match

“English message will follow MobilFab est une entreprise basée dans le quartier de Pointe-aux-Trembles à Montréal.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchAldergrove, BC, CanadaHQ recorded Nov 6, 202651-20024 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchLeduc, AB, CanadaHQ recorded Nov 6, 202611-5017 contacts →

Exact match

“SeaBox Depot based in Leduc Alberta creates modular structure solutions that can be adapted to extreme environments and complex business needs.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchEdmonton, AB, CanadaHQ recorded Nov 6, 202611-5015 contacts →

Exact match

“Rockbox Structures is a Western Canadian Modular Construction Company specializing in: Container Sales and Modifications, Skid Buildings and Enclosures, Engineered Tarp…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchBurlington, ON, CanadaHQ recorded Nov 6, 202611-5013 contacts →

Exact match

“Provincial Partitions Ltd.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchMississauga, ON, CanadaHQ recorded Nov 6, 20261-1013 contacts →

Exact match

“ACH Engineering is a premier turnkey solution provider specializing in the design, and construction of complex, high-compliance facilities.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchCalgary, AB, CanadaHQ recorded Nov 6, 202611-5013 contacts →

Exact match

“Modular Interiors By Cook’s takes an innovative approach to architectural interior design.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchCalgary, CanadaHQ recorded Nov 6, 202611-5013 contacts →

Exact match

“Phoenix Modular Innovations (PMI) is a recognized installation and service leader in the Modular Construction industry.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchTrois-rivières, QC, CanadaHQ recorded Nov 6, 202611-5011 contacts →

Exact match

“ATHOM est une entreprise dynamique, flexible, innovante et productive!”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchOttawa, ON, CanadaHQ recorded Nov 6, 202611-509 contacts →

Exact match

“DFMZ provides custom cleanroom solutions and lab equipment including biological safety cabinets, laminar airflow hoods, robotic/automation enclosures, extraction hoods, wet…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchLethbridge, AB, CanadaHQ recorded Nov 6, 202611-507 contacts →

Exact match

“EXTREME Modular has developed a design that works for buildings that were previously considered unsuitable for conventional modular systems made of wood and lighter steel frames.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchBromont, QC, CanadaHQ recorded Nov 6, 20261-107 contacts →

Exact match

“Consab works in the areas of cleanrooms and controlled environments.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchAltona, MB, CanadaHQ recorded Nov 6, 202651-2006 contacts →

Exact match

“Conquest Manufacturing Ltd.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchToronto, ON, CanadaHQ recorded Nov 6, 20261-105 contacts →

Exact match

“Kubebooths are prefabricated modular enclosures designed to revolutionize the modern workspace.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchBarrie, ON, CanadaHQ recorded Nov 6, 202611-505 contacts →

Exact match

“Businesses across Canada are operating in industries where contamination control is non-negotiable.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchCalgary, CanadaHQ recorded Nov 6, 202611-504 contacts →

Exact match

“At CORE Modular Inc, we offer a comprehensive range of modular construction services tailored to meet your every need.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchWaterloo, QC, CanadaHQ recorded Nov 6, 202611-504 contacts →

Exact match

“En choisissant Module 2 Go pour vos besoins en modules temporaires, vous nous accordez votre confiance.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchWinnipeg, MB, CanadaHQ recorded Nov 6, 202611-504 contacts →

Exact match

“BioChambers is a manufacturer of research grade chambers and rooms for plant growth, tissue culture, insect rearing, environmental studies and other life sciences.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchMontreal, QC, CanadaHQ recorded Nov 6, 202651-2003 contacts →

Exact match

“What we do Isotech Design is a leading designer and manufacturer of turnkey barrier isolators, glove boxes, microenvironments and clean air environments solutions for the…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchKanata, ON, CanadaHQ recorded Nov 6, 202611-502 contacts →

Exact match

“Over the years, we have integrating our design/build concepts with the use of localized multi-disciplinary trade alignments to build out wet or dry working laboratories, localized…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchVernon, BC, CanadaHQ recorded Nov 6, 202611-502 contacts →

Exact match

“Atlas was originally founded in the camp and commercial modular industry of Alberta, quickly becoming one of the premier installation and service companies in the industry…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase

Showing 25 of 40 modular cleanroom contractors based in Canada

See the full list, filter by size, metro and specialty, and access 250 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Modular cleanroom contractors based in Canada at a glance

As of Nov 6, 2026
46.8%Verified-email coverage
13.3Average contacts per company
11-50Median size (employees)
10.0%Largest-city concentration · Montreal
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
9
11-50
23
51-200
8

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 40 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 Canada whose business descriptions match “modular cleanroom contractors” 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 250 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 November 6, 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.

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 “modular cleanroom contractors”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many modular cleanroom contractors are there based in Canada?

RevenueBase identified 40 company matches for modular cleanroom contractors associated with Canada as of November 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?

Conviron tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most modular cleanroom contractors?

Montreal leads with 4 company records, followed by Toronto (4) and Calgary (3).

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 250 professional contacts with verified work emails tracked across these 40 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 November 6, 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 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.