Company lists · Data refreshed November 2026

Top 25 Replacement window installers worldwide

RevenueBase identified 4,634 company matches for replacement window installers worldwide as of November 2026 and tracks 49,769 professional contacts across them, including 10,949 with verified work emails. The United States is the largest market and London the largest hub.

This list covers company matches for replacement window installers 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 6, 2026. Country and city lists for replacement window installers 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 6, 2026 How this list was built
4,634Companies
49,769Contacts tracked
10,949Verified emails
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The 25 largest replacement window installers worldwide

Ranked by team size
Top 25 of 4,634 company matches for replacement window installers worldwide, 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 matchCottage Grove, MN, United StatesHQ recorded Nov 6, 20265,001-10,0005,435 contacts →

Exact match

“Renewal by Andersen is the full-service window and door replacement division of Andersen Corporation, a trusted name in quality and innovation for over 120 years.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchWarroad, MA, IndiaHQ recorded Nov 6, 20265,001-10,0002,783 contacts →

Exact match

“At Marvin, we’re driven to help customers find inspiration and create spaces designed around the way they live.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchTacoma, WA, United StatesHQ recorded Nov 6, 20261,001-5,0001,346 contacts →

Exact match

“Milgard Windows & Doors manufactures high-quality, innovative replacement windows and patio doors for home improvement projects as well as new construction windows and patio doors…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchMechanicsburg, PA, United StatesHQ recorded Nov 6, 20261,001-5,0001,334 contacts →

Exact match

“Since 2006, West Shore Home has continued to change the face of home improvement at the intersection of quality and convenience.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchLongwood, FL, United StatesHQ recorded Nov 6, 202610001+1,238 contacts →

Exact match

“Sears Home Improvement Products and Services, a member of the Sears Holdings Corporation (NASDAQ: SHLD) family of companies, is one of America's largest home improvement companies…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchNorth Wilkesboro, NC, United StatesHQ recorded Nov 6, 20261,001-5,0001,171 contacts →

Exact match

“Window World® is America's Exterior Remodeler, offering quality windows, doors, siding, shutters, and more, with over 200 locations nationwide.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchCincinnati, OH, United StatesHQ recorded Nov 6, 20261,001-5,000980 contacts →

Exact match

“With over six decades of experience and expertise, Champion Windows and Home Exteriors, a Great Day Improvements brand, is one of the nation’s leading home improvement companies.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchUnited StatesHQ recorded Nov 6, 20261,001-5,000846 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 6, 2026 · View company records in RevenueBase
9Exact matchFulton, MD, United StatesHQ recorded Nov 6, 2026501-1,000803 contacts →

Exact match

“At Window Nation, we know replacement windows.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchWausau, WI, United StatesHQ recorded Nov 6, 20261,001-5,000347 contacts →

Exact match

“After 75 years, Kolbe Windows & Doors is best known for superior quality, custom craftsmanship, and attention to detail.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchBedford Heights, OH, United StatesHQ recorded Nov 6, 2026201-500322 contacts →

Exact match

“Today, homeowners want peace of mind during their window replacement project, builders and remodelers want efficiencies that make their businesses run more profitably, and general…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchUnterinn/ritten, ItalyHQ recorded Nov 6, 20261,001-5,000285 contacts →

Exact match

“Based in South Tyrol, Italy, Finstral is held by the Oberrauch family, who founded the company in 1969.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchHasselt, BelgiumHQ recorded Nov 6, 2026501-1,000279 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 6, 2026 · View company records in RevenueBase
14Exact matchNorwich, United KingdomHQ recorded Nov 6, 2026201-500279 contacts →

Exact match

“Everest began life in 1965 and has grown into one of the most recognised and respected home improvement companies in the UK.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchMedford, United StatesHQ recorded Nov 6, 20261,001-5,000274 contacts →

Exact match

“Weather Shield has been committed to making windows and doors the best way we know how- by putting the wants of our customers first.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchZionsville, IN, United StatesHQ recorded Nov 6, 202651-200267 contacts →

Exact match

“A pioneering dealer for next-generation windows and eco-friendly building products, Apex Energy Solutions serves homeowners who value and love the place they call home.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchBedford Heights, WI, United StatesHQ recorded Nov 6, 202651-200247 contacts →

Exact match

“After years in the home remodeling industry, childhood friends William Barr & Michael Strmac established Universal Windows Direct in April 2002 as a retail location with the goal…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchLanham, MD, United StatesHQ recorded Nov 6, 2026201-500233 contacts →

Exact match

“Thompson Creek Window Company is a community of innovative and self-directed colleagues dedicated to delighting our customers and addressing their exterior home renovation needs.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchRosemont, IL, United StatesHQ recorded Nov 6, 2026201-500233 contacts →

Exact match

“Feldco Windows, Siding, Doors and Roofing is a family-owned exterior remodeling company that has proudly served the Midwest since 1976.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchPortland, TX, United StatesHQ recorded Nov 6, 2026201-500222 contacts →

Exact match

“Established in 1991, Western Pacific has grown to be the leading supplier of quality residential windows, doors, and mouldings with a focus on serving the needs of professional…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchPlymouth, MN, IndiaHQ recorded Nov 6, 2026201-500216 contacts →

Exact match

“At Legacy Restoration, we do more than repair and replace home exteriors – roofing, windows, siding, and gutters - we provide a guided experience for homeowners and property…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchNorwich, United KingdomHQ recorded Nov 6, 2026201-500205 contacts →

Exact match

“First Home Improvements traces its roots to the 1970's and prides itself on installing highly innovative A rated energy saving products unrivaled by many others within our…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchIrving, AR, United StatesHQ recorded Nov 6, 2026501-1,000193 contacts →

Exact match

“Windows USA® is a custom manufacturer of premium quality vinyl window and door systems specializing exclusively in the residential retrofit and remodeling market.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchSmithfield, RI, United StatesHQ recorded Nov 6, 20261,001-5,000182 contacts →

Exact match

“Esler Companies is the holding company for a fleet of top RbA affiliates in Arizona, Central Texas, Colorado, Greater Nevada, Greater Philadelphia, North Texas, Oklahoma, Southern…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchDiepoldsau, SwitzerlandHQ recorded Nov 6, 2026201-500180 contacts →

Exact match

“EgoKiefer is the No.”

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

Showing 25 of 4,634 replacement window installers worldwide

See the full list, filter by size, metro and specialty, and access 10,949 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Replacement window installers worldwide at a glance

As of Nov 6, 2026
22.0%Verified-email coverage
10.7Average contacts per company
1-10Median size (employees)
1.1%Largest-city concentration · London
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
2,370
11-50
1,575
51-200
382
201-500
82
501-1,000
11
1,001-5,000
12
5,001-10,000
3
10001+
8

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 replacement window installers are linked below.
What qualifies
Company records worldwide whose business descriptions match “replacement window installers” 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 10,949 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.

Replacement window installers by location

12 lists · largest first

Every Replacement window installers list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.

Countries

Cities

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 “replacement window installers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many replacement window installers are there worldwide?

RevenueBase identified 4,634 company matches for replacement window installers 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?

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

Which country has the most replacement window installers?

The United States leads with 2,060 companies, followed by the United Kingdom (695) and Canada (327). Every replacement window installers list by country and city is linked on this page.

Which city has the most replacement window installers?

London leads with 49 company records, followed by New York (25) and Houston (22).

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 10,949 professional contacts with verified work emails tracked across these 4,634 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.