Company lists · Data refreshed November 2026

Top 25 Tilt or transom windows suppliers worldwide

RevenueBase identified 552 company matches for tilt or transom windows suppliers worldwide as of November 2026 and tracks 4,468 professional contacts across them, including 845 with verified work emails. The United States is the largest market and London the largest hub.

This list covers company matches for tilt or transom windows suppliers worldwide, 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 2, 2026. Country and city lists for tilt or transom windows suppliers follow the table.

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 2, 2026 How this list was built
552Companies
4,468Contacts tracked
845Verified emails
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The 25 largest tilt or transom windows suppliers worldwide

Ranked by team size
Top 25 of 552 company matches for tilt or transom windows suppliers worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 2, 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 matchUnited StatesHQ recorded Nov 2, 20261,001-5,000837 contacts →

Exact match

“For more than 50 years, Atrium Corporation has offered the highest quality window and door products to builders, contractors and distributors in the residential construction…”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
2Exact matchHasselt, BelgiumHQ recorded Nov 2, 2026501-1,000271 contacts →

Exact match

“For more than 48 years, Belisol has been a specialist in windows, doors and sliding doors in PVC, aluminium and wood.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
3Exact matchChandigarh, IndiaHQ recorded Nov 2, 202651-200132 contacts →

Exact match

“Fenesta Building System provides you the best range of casement window, combination window, sliding window, tilt turn window, upvc pipe fittings & upvc pipes with effective &…”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
4Exact matchEdgewood, NY, United StatesHQ recorded Nov 2, 202651-200102 contacts →

Exact match

“SINCE 1977, WindowRama has established a reputation as the Northeast’s leading window, door, and skylight supplier for homeowners and professionals.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
5Exact matchLenwade, United KingdomHQ recorded Nov 2, 2026201-50072 contacts →

Exact match

“Polyframe are a multi award-winning manufacturer of high quality windows, doors and conservatories.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
6Exact matchGreen Bay, WI, United StatesHQ recorded Nov 2, 202651-20070 contacts →

Exact match

“Pella® Windows & Doors of Wisconsin is dedicated to making your window and door projects a worry-free experience.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
7Exact matchFort Worth, TX, United StatesHQ recorded Nov 2, 2026201-50069 contacts →

Exact match

“Manufacturer of windows and doors serving both the new construction and replacement markets in the southern United States including Texas, Oklahoma, Arkansas, Mississippi…”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
8Exact matchTulsa, OK, United StatesHQ recorded Nov 2, 202651-20058 contacts →

Exact match

“Since 1980, Thermal Windows, Inc.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
9Exact matchRochester, NY, United StatesHQ recorded Nov 2, 202651-20056 contacts →

Exact match

“Founded in 1947, Rochester Colonial is one of the oldest yet most innovative window and door companies in America.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
10Exact matchDelta, BC, CanadaHQ recorded Nov 2, 202651-20050 contacts →

Exact match

“We are North America's largest manufacturer of tilt & turn windows and doors, with installations spanning the continent and reaching countries worldwide.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
11Exact matchRajkot, IndiaHQ recorded Nov 2, 202651-20042 contacts →

Exact match

“Vitrum designs and engineers ultra-slim aluminium window, door and façade systems for architecture that wants to disappear into its view.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
12Exact matchVillach, AustriaHQ recorded Nov 2, 202651-20038 contacts →

Exact match

“gegründet ist REKORD heute Österreichs am schnellsten wachsende Fenstermarke.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
13Exact matchNewmarket, ON, CanadaHQ recorded Nov 2, 202611-5032 contacts →

Exact match

“Established in North America in 1988, Tiltco, a Windoworld Group company, plans, designs, manufactures and installs custom European tilt and turn windows, doors and curtain wall…”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
14Exact matchGurgaon, IndiaHQ recorded Nov 2, 202651-20030 contacts →

Exact match

“Glanz Windows Feels Proud as Schüco is one of the leading suppliers of high-quality window, door and façade systems made from aluminium.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
15Exact matchWangen Bei Olten, SwitzerlandHQ recorded Nov 2, 202651-20027 contacts →

Exact match

“Hasler Fenster gibt es bereits seit über 100 Jahren.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
16Exact matchEdmonton, AB, CanadaHQ recorded Nov 2, 202611-5024 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
17Exact matchParsippany, NJ, United StatesHQ recorded Nov 2, 202651-20023 contacts →

Exact match

“WELCOME TO PELLA WINDOWS & DOORS OF NEW JERSEY/ NEW YORK'S LINKED IN PAGE!”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
18Exact matchSan Francisco, CA, United StatesHQ recorded Nov 2, 202611-5021 contacts →

Exact match

“Collier Warehouse Inc is dedicated to providing the highest quality residential and commercial products and services for architects, contractors, homeowners, and developers.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
19Exact matchSan Isidro, PeruHQ recorded Nov 2, 202611-5019 contacts →

Exact match

“En Ventania Depot creemos firmemente que todos, absolutamente todos tenemos la oportunidad de elevar nuestra calidad de vida transformando nuestros hogares en verdaderos espacios…”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
20Exact matchBurnaby, BC, CanadaHQ recorded Nov 2, 202651-20017 contacts →

Exact match

“Columbia Skylights - Canada's leading manufacturer of skylights since 1955, we are celebrating our 70th Anniversary this year.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
21Exact matchRzeszów, PolandHQ recorded Nov 2, 2026201-50017 contacts →

Exact match

“International supplier of high quality true slimline alu-steel windows, doors and small curtain walls”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
22Exact matchMansfield, TX, United StatesHQ recorded Nov 2, 202611-5016 contacts →

Exact match

“Welcome to Merge Windows and Doors.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
23Exact matchRoss-on-wye, United KingdomHQ recorded Nov 2, 2026201-50015 contacts →

Exact match

“At REHAU, we understand that our customers want windows that are not only high-quality, safe and stylish, but also innovative and eco-friendly.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
24Exact matchConcord, ON, United StatesHQ recorded Nov 2, 202651-20015 contacts →

Exact match

“Brown Window Corporation is well worth looking into.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
25Exact matchSłupsk, PolandHQ recorded Nov 2, 202651-20015 contacts →

Exact match

“JR okna's offer includes a wide selection of PVC and aluminum windows, entrance doors, balcony doors, PSK, HST.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase

Showing 25 of 552 tilt or transom windows suppliers worldwide

See the full list, filter by size, metro and specialty, and access 845 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Tilt or transom windows suppliers worldwide at a glance

As of Nov 2, 2026
18.9%Verified-email coverage
8.1Average contacts per company
1-10Median size (employees)
1.6%Largest-city concentration · London
Nov 2, 2026Page data refreshed

Companies by employee count

1-10
285
11-50
164
51-200
68
201-500
18
501-1,000
2
1,001-5,000
3
5,001-10,000
1
10001+
1

Email recency is reported on each country list linked below.

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.
Coverage
Every country. Country and city lists for tilt or transom windows suppliers are linked below.
What qualifies
Company records worldwide whose business descriptions match “tilt or transom 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. 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 845 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 2, 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.

Tilt or transom windows suppliers by location

4 lists · largest first

Every Tilt or transom windows suppliers list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.

Countries

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 “tilt or transom windows suppliers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many tilt or transom windows suppliers are there worldwide?

RevenueBase identified 552 company matches for tilt or transom windows suppliers worldwide 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?

Atrium Windows & Doors tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which country has the most tilt or transom windows suppliers?

The United States leads with 109 companies, followed by the United Kingdom (46) and Germany (44). Every tilt or transom windows suppliers list by country and city is linked on this page.

Which city has the most tilt or transom windows suppliers?

London leads with 9 company records, followed by Toronto (5) and Noida (4).

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 845 professional contacts with verified work emails tracked across these 552 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 2, 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.