Company lists · Data refreshed October 2026

Top 25 Commercial grade windows suppliers based in Canada

Name: Commercial grade windows suppliers based in Canada
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Oct 23, 2026 283 companies tracked

RevenueBase identified 283 company matches for commercial grade windows suppliers associated with Canada as of October 2026 and tracks 4,255 professional contacts across them, including 1,378 with verified work emails. Toronto is the largest hub.

This list covers company matches for commercial grade windows suppliers 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 October 23, 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 Oct 23, 2026 How this list was built

283Companies

4,255Contacts tracked

1,378Verified emails

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The 25 largest commercial grade windows suppliers based in Canada

Ranked by team size

Top 25 of 283 company matches for commercial grade windows suppliers based in Canada, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 23, 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	State Window Corporation	Exact match	Vaughan, ON, CanadaHQ recorded Oct 23, 2026	501-1,000	444 contacts →
	Exact match “State Window Corporation offers complete design, engineering, manufacturing and installation of custom window wall systems.” Recorded in the RevenueBase company graph · Oct 23, 2026 · View company records in RevenueBase
2	ALL Weather At Home	Exact match	Edmonton, AB, CanadaHQ recorded Oct 23, 2026	1,001-5,000	386 contacts →
	Exact match “All Weather at Home is Canada's largest privately owned window and door manufacturer.” Recorded in the RevenueBase company graph · Oct 23, 2026 · View company records in RevenueBase
3	Loewen	Exact match	Steinbach, MB, CanadaHQ recorded Oct 23, 2026	501-1,000	309 contacts →
	Exact match “For luxury homeowners, and the architects, designers and custom builders who create their dreams, Loewen is the brand that delivers an unrivaled combination of artisanship…” Recorded in the RevenueBase company graph · Oct 23, 2026 · View company records in RevenueBase
4	Starline Windows	Exact match	Surrey, BC, CanadaHQ recorded Oct 23, 2026	1,001-5,000	251 contacts →
	Exact match “Starline Windows has been proudly designing and building windows & balcony doors for over 50 years, providing quality, comfort and peace of mind to our customers.” Recorded in the RevenueBase company graph · Oct 23, 2026 · View company records in RevenueBase
5	Newmar Window Manufacturing INC	Exact match	Mississauga, ON, CanadaHQ recorded Oct 23, 2026	201-500	167 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Oct 23, 2026 · View company records in RevenueBase
6	Kohltech Windows & Entrance Systems	Exact match	Debert, NS, CanadaHQ recorded Oct 23, 2026	201-500	134 contacts →
	Exact match “Kohltech Windows & Entrance Systems is a leading manufacturer of high-quality, custom window and door products.” Recorded in the RevenueBase company graph · Oct 23, 2026 · View company records in RevenueBase
7	LUX Windows & Doors	Exact match	Calgary, AB, CanadaHQ recorded Oct 23, 2026	201-500	109 contacts →
	Exact match “An industry leader in the design, manufacturing and installation of quality windows and doors, Lux is a family-owned and managed business based in Calgary, Alberta, Canada.” Recorded in the RevenueBase company graph · Oct 23, 2026 · View company records in RevenueBase
8	Ecoline Windows	Exact match	Calgary, AB, CanadaHQ recorded Oct 23, 2026	51-200	89 contacts →
	Exact match “We specialize in replacement windows for the residential market and work directly with homeowners.” Recorded in the RevenueBase company graph · Oct 23, 2026 · View company records in RevenueBase
9	Golden Windows Limited	Exact match	Kitchener, ON, CanadaHQ recorded Oct 23, 2026	51-200	87 contacts →
	Exact match “In 1961, Golden Windows began as a small Kitchener millwork plant with only a handful of employees.” Recorded in the RevenueBase company graph · Oct 23, 2026 · View company records in RevenueBase
10	Westeck Windows And Doors	Exact match	Chilliwack, BC, CanadaHQ recorded Oct 23, 2026	201-500	87 contacts →
	Exact match “At Westeck, custom isn’t a feature we sell, it’s how we think.” Recorded in the RevenueBase company graph · Oct 23, 2026 · View company records in RevenueBase
11	Nordik Windows And Doors	Exact match	Mississauga, ON, CanadaHQ recorded Oct 23, 2026	201-500	78 contacts →
	Exact match “Nordik Windows and its partner companies have been providing the complete customer experience in window and door replacement.” Recorded in the RevenueBase company graph · Oct 23, 2026 · View company records in RevenueBase
12	North Star Windows & Doors	Exact match	St. Thomas, ON, CanadaHQ recorded Oct 23, 2026	201-500	76 contacts →
	Exact match “At North Star, we are committed to manufacturing quality windows and doors, providing great service and delivering exceptional value.” Recorded in the RevenueBase company graph · Oct 23, 2026 · View company records in RevenueBase
13	Cascadia Windows & Doors	Exact match	Langley, BC, CanadaHQ recorded Oct 23, 2026	51-200	64 contacts →
	Exact match “We make sustainable, high performance fiberglass products that help save buildings energy.” Recorded in the RevenueBase company graph · Oct 23, 2026 · View company records in RevenueBase
14	Solaris Québec Portes ET Fenêtres INC	Exact match	L'ange-gardien, CanadaHQ recorded Oct 23, 2026	201-500	64 contacts →
	Exact match “Solaris Québec portes et fenêtres est renommée pour la qualité supérieure de ses produits, son service personnalisé et la riche expertise de son personnel.” Recorded in the RevenueBase company graph · Oct 23, 2026 · View company records in RevenueBase
15	Alumico Architectural INC	Exact match	Montréal, QC, CanadaHQ recorded Oct 23, 2026	51-200	57 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Oct 23, 2026 · View company records in RevenueBase
16	Innotech Windows Doors	Exact match	Langley, BC, CanadaHQ recorded Oct 23, 2026	51-200	55 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 · Oct 23, 2026 · View company records in RevenueBase
17	Vinyl Window Designs Ltd. - Toronto	Exact match	Toronto, ON, CanadaHQ recorded Oct 23, 2026	201-500	46 contacts →
	Exact match “Vinyl Window Designs (VWD) is a manufacturer of residential vinyl windows, entry doors and patio doors.” Recorded in the RevenueBase company graph · Oct 23, 2026 · View company records in RevenueBase
18	Altek Portes ET Fenêtres	Exact match	Saint-joseph-de-beauce, QC, CanadaHQ recorded Oct 23, 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 · Oct 23, 2026 · View company records in RevenueBase
19	Blackline Aluminum	Exact match	Markham, ON, CanadaHQ recorded Oct 23, 2026	51-200	38 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 · Oct 23, 2026 · View company records in RevenueBase
20	Strassburger Windows & Doors	Exact match	Kitchener, ON, CanadaHQ recorded Oct 23, 2026	11-50	38 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Oct 23, 2026 · View company records in RevenueBase
21	Brock Doors And Windows	Exact match	Brampton, ON, CanadaHQ recorded Oct 23, 2026	11-50	36 contacts →
	Exact match “Windows and doors are the connection to the outside world.” Recorded in the RevenueBase company graph · Oct 23, 2026 · View company records in RevenueBase
22	Maritime Door & Window	Exact match	Moncton, NB, CanadaHQ recorded Oct 23, 2026	51-200	35 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 · Oct 23, 2026 · View company records in RevenueBase
23	Landmark Home Solutions	Exact match	Hamilton, ON, CanadaHQ recorded Oct 23, 2026	201-500	34 contacts →
	Exact match “Landmark Home Solutions has been supplying comfort and peace of mind to homeowners across Ontario since 1987.” Recorded in the RevenueBase company graph · Oct 23, 2026 · View company records in RevenueBase
24	Prévost	Exact match	Richelieu, QC, CanadaHQ recorded Oct 23, 2026	201-500	32 contacts →
	Exact match “Nous sommes un chef de file dans la conception et la fabrication de produits architecturaux d’aluminium haute performance offrant une gamme complète de murs rideaux, fenêtres…” Recorded in the RevenueBase company graph · Oct 23, 2026 · View company records in RevenueBase
25	MAGIC	Exact match	Vaughan, ON, CanadaHQ recorded Oct 23, 2026	51-200	31 contacts →
	Exact match “We make revolutionary windows and doors for functional homeowners.#Bettersmarterwindows” Recorded in the RevenueBase company graph · Oct 23, 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 “commercial grade windows suppliers”. 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 283 commercial grade windows suppliers based in Canada

See the full list, filter by size, metro and specialty, and access 1,378 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Commercial grade windows suppliers based in Canada at a glance

As of Oct 23, 2026

32.4%Verified-email coverage

15.0Average contacts per company

11-50Median size (employees)

7.4%Largest-city concentration · Toronto

Oct 23, 2026Page data refreshed

Companies by employee count

1-10

102

11-50

111

51-200

201-500

501-1,000

1,001-5,000

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 283 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 “commercial grade windows suppliers” 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 1,378 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 October 23, 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 “commercial grade windows suppliers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many commercial grade windows suppliers are there based in Canada?

RevenueBase identified 283 company matches for commercial grade windows suppliers associated with Canada as of October 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?

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

Which city has the most commercial grade windows suppliers?

Toronto leads with 21 company records, followed by Mississauga (15) and Montreal (12).

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 1,378 professional contacts with verified work emails tracked across these 283 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 October 23, 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.