Company lists · Data refreshed September 2026

Top 25 Insulated glass unit manufacturers based in Canada

Name: Insulated glass unit manufacturers based in Canada
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 17, 2026 190 companies tracked

RevenueBase identified 190 company matches for insulated glass unit manufacturers associated with Canada as of September 2026 and tracks 2,267 professional contacts across them, including 858 with verified work emails. Toronto is the largest hub.

This list covers company matches for insulated glass unit manufacturers 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 September 17, 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 Sep 17, 2026 How this list was built

190Companies

2,267Contacts tracked

858Verified emails

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The 25 largest insulated glass unit manufacturers based in Canada

Ranked by team size

Top 25 of 190 company matches for insulated glass unit manufacturers based in Canada, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 17, 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.
#	Company	RevenueBase SmartSearch	Headquarters	Employees	Contacts
1	Vitrum Glass Group	Exact match	Langley, BC, CanadaHQ recorded Sep 17, 2026	201-500	189 contacts →
	Exact match “Vitrum has been supplying North American customers with top-quality glass products for over 20 years from our head-office and manufacturing facility in Langley, British Columbia…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
2	Groupe Prelco	Exact match	Rivière-du-loup, QC, CanadaHQ recorded Sep 17, 2026	501-1,000	171 contacts →
	Exact match “Head quartered in Rivière-du-Loup Quebec Canada, Prelco inc.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
3	Groupe Lessard	Exact match	Laval, QC, CanadaHQ recorded Sep 17, 2026	201-500	155 contacts →
	Exact match “Groupe Lessard is the leader in design, manufacturing and installation of intelligent building envelope systems, with a complete range of doors and windows, curtain walls and…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
4	Saand INC	Exact match	Toronto, ON, CanadaHQ recorded Sep 17, 2026	201-500	113 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
5	Cascadia Windows & Doors	Exact match	Langley, BC, CanadaHQ recorded Sep 17, 2026	51-200	65 contacts →
	Exact match “We make sustainable, high performance fiberglass products that help save buildings energy.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
6	Ferguson Neudorf Glass INC	Exact match	Beamsville, ON, CanadaHQ recorded Sep 17, 2026	201-500	59 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
7	Innotech Windows Doors	Exact match	Langley, BC, CanadaHQ recorded Sep 17, 2026	51-200	56 contacts →
	Exact match “Trusted by architects, building professionals and homeowners, Innotech Windows + Doors manufactures European windows and doors with outstanding thermal insulation, superior air…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
8	Unicel Architectural Corp	Exact match	Longueuil, QC, CanadaHQ recorded Sep 17, 2026	51-200	53 contacts →
	Exact match “Depuis 60 ans, Unicel Architectural s’est bâti une réputation enviable grâce à ses solutions de pointe en verre/bois et aluminium.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
9	Agnora	Exact match	Collingwood, ON, CanadaHQ recorded Sep 17, 2026	51-200	52 contacts →
	Exact match “AGNORA is a globally recognized customer service company that fabricates the largest architectural glass in North America.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
10	Vitreco - Flynn	Exact match	Laval, QC, CanadaHQ recorded Sep 17, 2026	51-200	48 contacts →
	Exact match “Chez Vitreco-Flynn, nous concevons, fabriquons et installons des systèmes intégrés de verre et d'aluminium pour l'enveloppe et l'aménagement intérieur des bâtiments.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
11	Altek Portes ET Fenêtres	Exact match	Saint-joseph-de-beauce, QC, CanadaHQ recorded Sep 17, 2026	201-500	45 contacts →
	Exact match “Altek portes et fenêtres est une entreprise manufacturière de portes et fenêtres desservant les entrepreneurs en construction.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
12	Gamma Murs ET Fenêtres International INC	Exact match	L'ange-gardien, CanadaHQ recorded Sep 17, 2026	201-500	43 contacts →
	Exact match “Gamma est un leader dans l'industrie de l'aluminium en Amérique du nord.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
13	E1 Doors Glass Metal	Exact match	Etobicoke, ON, CanadaHQ recorded Sep 17, 2026	51-200	42 contacts →
	Exact match “E1 Doors Glass Metal – The Special Forces of Glazing E1 is a full-spectrum glazing company specializing in service, engineered solutions, and complex architectural glazing.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
14	Multiver Ltee	Exact match	Quebec, QC, CanadaHQ recorded Sep 17, 2026	51-200	41 contacts →
	Exact match “Multiver a débuté en affaires en 1966 comme distributeur de verre.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
15	Ferguson Corporation	Exact match	Calgary, CanadaHQ recorded Sep 17, 2026	51-200	40 contacts →
	Exact match “We Build Beauty into Buildings!” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
16	Laurier Architectural	Exact match	Laurier Station, QC, CanadaHQ recorded Sep 17, 2026	51-200	40 contacts →
	Exact match “LAURIER: 70 ans d'expertise en produits verriers Pour tous vos besoins de fabrication de verre destiné au secteur architectural ou manufacturier, Laurier est le partenaire de…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
17	Blackline Aluminum	Exact match	Markham, ON, CanadaHQ recorded Sep 17, 2026	51-200	39 contacts →
	Exact match “Blackline Aluminum delivers innovative, high-performance window wall systems and glass, by combining experienced industry leaders, modern designs, and a state-of-art facility to…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
18	Maritime Door & Window	Exact match	Moncton, NB, CanadaHQ recorded Sep 17, 2026	51-200	37 contacts →
	Exact match “For over 50 years, through innovation, superior craftsmanship and a relentless commitment to client satisfaction, Maritime Door & Window Ltd has evolved as a valued choice among…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
19	Goldray Glass	Exact match	Calgary, AB, CanadaHQ recorded Sep 17, 2026	51-200	34 contacts →
	Exact match “Goldray Glass is a leading manufacturer of architectural decorative glass for both interior and exterior building projects.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
20	Glass Canada Limited	Exact match	London, ON, CanadaHQ recorded Sep 17, 2026	51-200	33 contacts →
	Exact match “Glass Canada, based in London, is a highly reputable glazing sub-contractor, specializing in residential, commercial, retail, institutional, and industrial projects, delivering…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
21	Phoenix Glass INC	Exact match	Delta, BC, CanadaHQ recorded Sep 17, 2026	51-200	30 contacts →
	Exact match “Phoenix Glass is a commercial glazing contractor and a leader in the building envelope and fenestration industry.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
22	DEL Windows And Doors	Exact match	Hamilton, ON, CanadaHQ recorded Sep 17, 2026	11-50	29 contacts →
	Exact match “THE DEL DIFFERENCE: Canadian owned & operated, with over 100 years of combined industry experience in PVC window and insulated steel door manufacturing, DEL Windows & Doors…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
23	Tagg Industries	Exact match	Burlington, ON, CanadaHQ recorded Sep 17, 2026	51-200	27 contacts →
	Exact match “TAGG provides innovative, high-quality glazing solutions for architects and general contractors in the institutional, commercial and retail markets.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
24	Noram Glass	Exact match	Mississauga, ON, CanadaHQ recorded Sep 17, 2026	11-50	25 contacts →
	Exact match “Noram Glass is a construction company based out of Canada.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
25	Alberta Glass	Exact match	Calgary, AB, CanadaHQ recorded Sep 17, 2026	51-200	23 contacts →
	Exact match “Alberta Glass is a commercial glazing contractor focused on providing excellent aesthetics, performance and energy efficient building envelope solutions for building owners and…” Recorded in the RevenueBase company graph · Sep 17, 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 “insulated glass unit manufacturers”. 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 190 insulated glass unit manufacturers based in Canada

See the full list, filter by size, metro and specialty, and access 858 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Insulated glass unit manufacturers based in Canada at a glance

As of Sep 17, 2026

37.8%Verified-email coverage

11.9Average contacts per company

11-50Median size (employees)

7.4%Largest-city concentration · Toronto

Sep 17, 2026Page data refreshed

Companies by employee count

1-10

11-50

51-200

201-500

501-1,000

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 190 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 “insulated glass unit manufacturers” 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 858 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 17, 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 “insulated glass unit manufacturers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many insulated glass unit manufacturers are there based in Canada?

RevenueBase identified 190 company matches for insulated glass unit manufacturers associated with 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?

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

Which city has the most insulated glass unit manufacturers?

Toronto leads with 14 company records, followed by Concord (10) and Calgary (9).

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 858 professional contacts with verified work emails tracked across these 190 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 17, 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.