Company lists · Data refreshed September 2026
Top 25 Window manufacturers based in the United Kingdom
RevenueBase identified 2,620 company matches for window manufacturers associated with the United Kingdom as of September 2026 and tracks 16,172 professional contacts across them, including 4,589 with verified work emails. London is the largest hub.
This list covers company matches for window manufacturers associated with the United Kingdom, 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 19, 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.
The 25 largest window manufacturers based in the United Kingdom
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 254 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 · Sep 19, 2026 · View company records in RevenueBase | |||||
| 2 | 248 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 · Sep 19, 2026 · View company records in RevenueBase | |||||
| 3 | 179 contacts → | ||||
Exact match “For over 40 years, Decora has specialised in designing and manufacturing blind systems, components, and made-to-measure solutions for the trade.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 4 | 154 contacts → | ||||
Exact match “NorDan is one of Europe’s leading manufacturers of high performance windows, doors and smart accessories.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 5 | 150 contacts → | ||||
Exact match “Since 1983, we have been a global leader in providing innovative software solutions to thSince 1983, Windowmaker has developed software exclusively for the window and door…” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 6 | 150 contacts → | ||||
Exact match “With the vision of our Chairman, Gerard Eadie CBE, CR Smith has grown over the past 50 years to become Scotland’s leading home improvement company.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 7 | 143 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 8 | 133 contacts → | ||||
Exact match “From our roots starting out as a family run business in 1991, through to being part of the Hunter Douglas Group and a nationwide supplier of handmade bespike window furnishings…” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 9 | 132 contacts → | ||||
Exact match “PRESS GLASS WE ARE HERE TO MAKE A DIFFERENCE.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 10 | 126 contacts → | ||||
Exact match “Manufacturers and Installers of PVCu Windows and Doors,Composite and Fire Doors and Conservatories to the Retail, Trade and Commercial Sector.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 11 | 117 contacts → | ||||
Exact match “Emplas is the window and door fabricator of choice, offering a complete range of premium-quality, high-security, energy-efficient windows and doors for the trade installer, new…” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 12 | 114 contacts → | ||||
Exact match “With head offices in the UK, Canada and Australia, Louvolite are a recognised leading supplier of innovative and high quality products that are proudly UK manufactured.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 13 | 100 contacts → | ||||
Exact match “At Camden Group, we’ve been helping customers across the UK and Ireland deliver outstanding results since 1983.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 14 | 98 contacts → | ||||
Exact match “For more than 40 years across the world, AluK has been at the forefront of the design of aluminium curtain walling, window and door systems, combining unique and innovative…” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 15 | 97 contacts → | ||||
Exact match “TruFrame are the largest fabricator of innovative Liniar profile systems in the UK.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 16 | 94 contacts → | ||||
Exact match “Clayton Glass is the UK’s favourite Independent IGU supplier and the UK’s leading Conservatory Roof Glass & Composite Door Glass Manufacturer.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 17 | 82 contacts → | ||||
Exact match “KAT UK is a Macclesfield based manufacturer of specialist glazing products, including Aluminium and PVCu bifold doors, sliding patio doors, entrance doors, French doors, windows…” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 18 | 81 contacts → | ||||
Exact match “CSJ are providers of bespoke solutions to complement any home.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 19 | 79 contacts → | ||||
Exact match “Made For Trade fabricate and supply the Korniche Roof Lantern, Korniche Bi-folding Doors to trade businesses across the UK.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 20 | 76 contacts → | ||||
Exact match “Since our foundation in 1932, Sidey’s programme of sustainable and controlled growth has resulted in the company becoming one of the most successful and sustainable window and…” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 21 | 71 contacts → | ||||
Exact match “An award-winning designer, fabricator and installer of UPVC and aluminium windows, doors and curtain walling, Unique Window Systems Ltd specialises in the supply of quality…” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 22 | 69 contacts → | ||||
Exact match “Founded in the 1800's, CRITTALL WINDOWS Ltd was the pioneer of hot-rolled steel windows and was responsible for setting up the first steel window manufacturing plants in the…” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 23 | 69 contacts → | ||||
Exact match “Stevenswood’s top priority is making sure that leading quality windows, doors, bi-fold doors and conservatories are easily accessible for customers.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 24 | 66 contacts → | ||||
Exact match “Polyframe are a multi award-winning manufacturer of high quality windows, doors and conservatories.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 25 | 62 contacts → | ||||
Exact match “VBH is the largest company in the hardware sector.” Recorded in the RevenueBase company graph · Sep 19, 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 “window 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 2,620 window manufacturers based in the United Kingdom
See the full list, filter by size, metro and specialty, and access 4,589 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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Window manufacturers based in the United Kingdom at a glance
As of Sep 19, 2026Companies by employee count
Email recency for this list is measured worldwide rather than for United Kingdom, so it is reported there. Company counts and contact totals on this page are exact for United Kingdom, over 2,620 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 the United Kingdom whose business descriptions match “window 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 4,589 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 19, 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.
Window manufacturers by metro
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 “window manufacturers”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many window manufacturers are there based in the United Kingdom?
RevenueBase identified 2,620 company matches for window manufacturers associated with the United Kingdom 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?
Everest Home Improvements tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which city has the most window manufacturers?
London leads with 146 company records, followed by Birmingham (35) and Norwich (35).
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 4,589 professional contacts with verified work emails tracked across these 2,620 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 19, 2026.
Ready to reach these companies? Verified emails and direct dials for all 2,620 window manufacturers based in the United Kingdom. Start with a free account, no credit card.
Download this list →Related lists
Window manufacturers by geography
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- Window manufacturers based in Vaughan, Canada
- Window manufacturers based in Ahmedabad, India
- Window manufacturers based in Hyderabad, India
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Browse the directory
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.
More company lists
- All company lists
- Lists by location
- Lists A-Z
- New lists
- Window manufacturers based in Calgary, Canada
- Window manufacturers based in Edmonton, Canada
- Window manufacturers based in Mississauga, Canada
- Window manufacturers based in Montreal, Canada
- Window manufacturers based in Toronto, Canada
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Company intelligence · public preview
Top 25 window manufacturers based in the United Kingdom
Find companies in any niche.
Describe the businesses you want in your own words. RevenueBase SmartSearch matches company descriptions by meaning.
RevenueBase records 2,620 matching company records for window manufacturers based in the United Kingdom, with 16,172 tracked contacts and 4,589 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 19, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 window manufacturers based in the United Kingdom
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 | Everest Home Improvementseverest.co.uk HQ: Norwich, United KingdomReported employees: 201-500 | Norwich, United Kingdom | 201-500 | Exact match | 254 contacts → |
“Everest began life in 1965 and has grown into one of the most recognised and respected home improvement companies in the UK.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | First Home Improvementsfirsthomeimprovements.co.uk HQ: Norwich, United KingdomReported employees: 201-500 | Norwich, United Kingdom | 201-500 | Exact match | 248 contacts → |
“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 description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Decora Blind Systemsdecora.co.uk HQ: Lisburn, United KingdomReported employees: 501-1,000 | Lisburn, United Kingdom | 501-1,000 | Exact match | 179 contacts → |
“For over 40 years, Decora has specialised in designing and manufacturing blind systems, components, and made-to-measure solutions for the trade.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Nordan UK LTDnordan.co.uk HQ: Livingston, United KingdomReported employees: 51-200 | Livingston, United Kingdom | 51-200 | Exact match | 154 contacts → |
“NorDan is one of Europe’s leading manufacturers of high performance windows, doors and smart accessories.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 |  Windowmaker Softwarewindowmaker.comHQ: London, United KingdomReported employees: 51-200 | London, United Kingdom | 51-200 | Exact match | 150 contacts → |
“Since 1983, we have been a global leader in providing innovative software solutions to thSince 1983, Windowmaker has developed software exclusively for the window and door…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | CR Smithcrsmith.co.uk HQ: Dunfermline, United KingdomReported employees: 201-500 | Dunfermline, United Kingdom | 201-500 | Exact match | 150 contacts → |
“With the vision of our Chairman, Gerard Eadie CBE, CR Smith has grown over the past 50 years to become Scotland’s leading home improvement company.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | UK Windows & Doors Group LTDukwg.co.uk HQ: Taffs Well, United KingdomReported employees: Not recorded | Taffs Well, United Kingdom | Not recorded | Exact match | 143 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 8 | Thomas Sandersonthomas-sanderson.co.uk HQ: Nottingham, United KingdomReported employees: 201-500 | Nottingham, United Kingdom | 201-500 | Exact match | 133 contacts → |
“From our roots starting out as a family run business in 1991, through to being part of the Hunter Douglas Group and a nationwide supplier of handmade bespike window furnishings…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Press Glass UKpressglass.co.uk HQ: Swansea, United KingdomReported employees: 1,001-5,000 | Swansea, United Kingdom | 1,001-5,000 | Exact match | 132 contacts → |
“PRESS GLASS WE ARE HERE TO MAKE A DIFFERENCE.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Nationwide Windows And Doorsnwd.co.uk HQ: Rugby, United KingdomReported employees: 501-1,000 | Rugby, United Kingdom | 501-1,000 | Exact match | 126 contacts → |
“Manufacturers and Installers of PVCu Windows and Doors,Composite and Fire Doors and Conservatories to the Retail, Trade and Commercial Sector.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Emplas Window Systemsemplas.co.uk HQ: Wellingborough, United KingdomReported employees: 201-500 | Wellingborough, United Kingdom | 201-500 | Exact match | 117 contacts → |
“Emplas is the window and door fabricator of choice, offering a complete range of premium-quality, high-security, energy-efficient windows and doors for the trade installer, new…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Louvolitelouvolite.com HQ: Manchester, United KingdomReported employees: 201-500 | Manchester, United Kingdom | 201-500 | Exact match | 114 contacts → |
“With head offices in the UK, Canada and Australia, Louvolite are a recognised leading supplier of innovative and high quality products that are proudly UK manufactured.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Camden Groupcamdengroup.co.uk HQ: Antrim, United KingdomReported employees: 501-1,000 | Antrim, United Kingdom | 501-1,000 | Exact match | 100 contacts → |
“At Camden Group, we’ve been helping customers across the UK and Ireland deliver outstanding results since 1983.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 |  Aluk GBaluk.co.ukHQ: Chepstow, United KingdomReported employees: 201-500 | Chepstow, United Kingdom | 201-500 | Exact match | 98 contacts → |
“For more than 40 years across the world, AluK has been at the forefront of the design of aluminium curtain walling, window and door systems, combining unique and innovative…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Truframetruframe.co.uk HQ: Melton Mowbray, United KingdomReported employees: 201-500 | Melton Mowbray, United Kingdom | 201-500 | Exact match | 97 contacts → |
“TruFrame are the largest fabricator of innovative Liniar profile systems in the UK.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Clayton Glassclaytonglass.co.uk HQ: Stanley, United KingdomReported employees: 501-1,000 | Stanley, United Kingdom | 501-1,000 | Exact match | 94 contacts → |
“Clayton Glass is the UK’s favourite Independent IGU supplier and the UK’s leading Conservatory Roof Glass & Composite Door Glass Manufacturer.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | KAT UK Macclesfieldkatuk.co.uk HQ: Macclesfield, United KingdomReported employees: 51-200 | Macclesfield, United Kingdom | 51-200 | Exact match | 82 contacts → |
“KAT UK is a Macclesfield based manufacturer of specialist glazing products, including Aluminium and PVCu bifold doors, sliding patio doors, entrance doors, French doors, windows…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | CSJcsj.co.uk HQ: Falkirk, United KingdomReported employees: 51-200 | Falkirk, United Kingdom | 51-200 | Exact match | 81 contacts → |
“CSJ are providers of bespoke solutions to complement any home.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Made For Trade Korniche Aluminium Systemsmadefortrade.co HQ: Billingham, United KingdomReported employees: 201-500 | Billingham, United Kingdom | 201-500 | Exact match | 79 contacts → |
“Made For Trade fabricate and supply the Korniche Roof Lantern, Korniche Bi-folding Doors to trade businesses across the UK.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | SIDEYsidey.co.uk HQ: Perth, United KingdomReported employees: 51-200 | Perth, United Kingdom | 51-200 | Exact match | 76 contacts → |
“Since our foundation in 1932, Sidey’s programme of sustainable and controlled growth has resulted in the company becoming one of the most successful and sustainable window and…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Unique Window Systems LTDuws.co.uk HQ: Leicester, United KingdomReported employees: 201-500 | Leicester, United Kingdom | 201-500 | Exact match | 71 contacts → |
“An award-winning designer, fabricator and installer of UPVC and aluminium windows, doors and curtain walling, Unique Window Systems Ltd specialises in the supply of quality…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 |  Crittall Windows LTDcrittall-windows.co.ukHQ: Witham, United KingdomReported employees: 201-500 | Witham, United Kingdom | 201-500 | Exact match | 69 contacts → |
“Founded in the 1800's, CRITTALL WINDOWS Ltd was the pioneer of hot-rolled steel windows and was responsible for setting up the first steel window manufacturing plants in the…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Stevenswoodstevenswood.co.uk HQ: Livingston, United KingdomReported employees: 51-200 | Livingston, United Kingdom | 51-200 | Exact match | 69 contacts → |
“Stevenswood’s top priority is making sure that leading quality windows, doors, bi-fold doors and conservatories are easily accessible for customers.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Polyframepolyframe.co.uk HQ: Lenwade, United KingdomReported employees: 201-500 | Lenwade, United Kingdom | 201-500 | Exact match | 66 contacts → |
“Polyframe are a multi award-winning manufacturer of high quality windows, doors and conservatories.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | VBH GBvbhgb.com HQ: Gillingham, United KingdomReported employees: 51-200 | Gillingham, United Kingdom | 51-200 | Exact match | 62 contacts → |
“VBH is the largest company in the hardware sector.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 2,620 company matches
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Window manufacturers: dataset insights
September 19, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
2,539 records in the displayed employee bands.
81 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
Email recency for this list is measured worldwide rather than for United Kingdom, so it is reported there. Company counts and contact totals on this page are exact for United Kingdom, over 2,620 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: September 19, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Window manufacturers by metro
Questions about this company list
What does Exact match mean for window manufacturers?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many window manufacturers did RevenueBase find based in the United Kingdom?
The saved snapshot records 2,620 matching company records, 16,172 tracked contacts and 4,589 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: September 19, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
Related lists
Window manufacturers by geography
- Window manufacturers based in Calgary, Canada
- Window manufacturers based in Edmonton, Canada
- Window manufacturers based in Mississauga, Canada
- Window manufacturers based in Montreal, Canada
- Window manufacturers based in Toronto, Canada
- Window manufacturers based in Vaughan, Canada
- Window manufacturers based in Ahmedabad, India
- Window manufacturers based in Hyderabad, India
- Window manufacturers based in Mumbai, India
- Window manufacturers based in Pune, India
- Window manufacturers based in Birmingham, United Kingdom
- Window manufacturers based in Glasgow, United Kingdom
Browse the directory
Cite this list
RevenueBase Data Team. Top 25 window manufacturers based in the United Kingdom. Snapshot: September 19, 2026. https://revenuebase.ai/companies/window-manufacturers/united-kingdom.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
More company lists
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- Lists by location
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- New lists
- Window manufacturers based in Calgary, Canada
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Company intelligence · public preview
Top 25 window manufacturers based in the United Kingdom
RevenueBase records 2,620 matching company records for window manufacturers based in the United Kingdom, with 16,172 tracked contacts and 4,589 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 19, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 window manufacturers based in the United Kingdom
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 | Everest Home Improvementseverest.co.uk HQ: Norwich, United KingdomReported employees: 201-500 | Norwich, United Kingdom | 201-500 | Exact match | 254 contacts → |
“Everest began life in 1965 and has grown into one of the most recognised and respected home improvement companies in the UK.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | First Home Improvementsfirsthomeimprovements.co.uk HQ: Norwich, United KingdomReported employees: 201-500 | Norwich, United Kingdom | 201-500 | Exact match | 248 contacts → |
“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 description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Decora Blind Systemsdecora.co.uk HQ: Lisburn, United KingdomReported employees: 501-1,000 | Lisburn, United Kingdom | 501-1,000 | Exact match | 179 contacts → |
“For over 40 years, Decora has specialised in designing and manufacturing blind systems, components, and made-to-measure solutions for the trade.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Nordan UK LTDnordan.co.uk HQ: Livingston, United KingdomReported employees: 51-200 | Livingston, United Kingdom | 51-200 | Exact match | 154 contacts → |
“NorDan is one of Europe’s leading manufacturers of high performance windows, doors and smart accessories.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Windowmaker Softwarewindowmaker.com HQ: London, United KingdomReported employees: 51-200 | London, United Kingdom | 51-200 | Exact match | 150 contacts → |
“Since 1983, we have been a global leader in providing innovative software solutions to thSince 1983, Windowmaker has developed software exclusively for the window and door…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | CR Smithcrsmith.co.uk HQ: Dunfermline, United KingdomReported employees: 201-500 | Dunfermline, United Kingdom | 201-500 | Exact match | 150 contacts → |
“With the vision of our Chairman, Gerard Eadie CBE, CR Smith has grown over the past 50 years to become Scotland’s leading home improvement company.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | UK Windows & Doors Group LTDukwg.co.uk HQ: Taffs Well, United KingdomReported employees: Not recorded | Taffs Well, United Kingdom | Not recorded | Exact match | 143 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 8 | Thomas Sandersonthomas-sanderson.co.uk HQ: Nottingham, United KingdomReported employees: 201-500 | Nottingham, United Kingdom | 201-500 | Exact match | 133 contacts → |
“From our roots starting out as a family run business in 1991, through to being part of the Hunter Douglas Group and a nationwide supplier of handmade bespike window furnishings…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Press Glass UKpressglass.co.uk HQ: Swansea, United KingdomReported employees: 1,001-5,000 | Swansea, United Kingdom | 1,001-5,000 | Exact match | 132 contacts → |
“PRESS GLASS WE ARE HERE TO MAKE A DIFFERENCE.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Nationwide Windows And Doorsnwd.co.uk HQ: Rugby, United KingdomReported employees: 501-1,000 | Rugby, United Kingdom | 501-1,000 | Exact match | 126 contacts → |
“Manufacturers and Installers of PVCu Windows and Doors,Composite and Fire Doors and Conservatories to the Retail, Trade and Commercial Sector.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Emplas Window Systemsemplas.co.uk HQ: Wellingborough, United KingdomReported employees: 201-500 | Wellingborough, United Kingdom | 201-500 | Exact match | 117 contacts → |
“Emplas is the window and door fabricator of choice, offering a complete range of premium-quality, high-security, energy-efficient windows and doors for the trade installer, new…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Louvolitelouvolite.com HQ: Manchester, United KingdomReported employees: 201-500 | Manchester, United Kingdom | 201-500 | Exact match | 114 contacts → |
“With head offices in the UK, Canada and Australia, Louvolite are a recognised leading supplier of innovative and high quality products that are proudly UK manufactured.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Camden Groupcamdengroup.co.uk HQ: Antrim, United KingdomReported employees: 501-1,000 | Antrim, United Kingdom | 501-1,000 | Exact match | 100 contacts → |
“At Camden Group, we’ve been helping customers across the UK and Ireland deliver outstanding results since 1983.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Aluk GBaluk.co.uk HQ: Chepstow, United KingdomReported employees: 201-500 | Chepstow, United Kingdom | 201-500 | Exact match | 98 contacts → |
“For more than 40 years across the world, AluK has been at the forefront of the design of aluminium curtain walling, window and door systems, combining unique and innovative…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Truframetruframe.co.uk HQ: Melton Mowbray, United KingdomReported employees: 201-500 | Melton Mowbray, United Kingdom | 201-500 | Exact match | 97 contacts → |
“TruFrame are the largest fabricator of innovative Liniar profile systems in the UK.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Clayton Glassclaytonglass.co.uk HQ: Stanley, United KingdomReported employees: 501-1,000 | Stanley, United Kingdom | 501-1,000 | Exact match | 94 contacts → |
“Clayton Glass is the UK’s favourite Independent IGU supplier and the UK’s leading Conservatory Roof Glass & Composite Door Glass Manufacturer.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | KAT UK Macclesfieldkatuk.co.uk HQ: Macclesfield, United KingdomReported employees: 51-200 | Macclesfield, United Kingdom | 51-200 | Exact match | 82 contacts → |
“KAT UK is a Macclesfield based manufacturer of specialist glazing products, including Aluminium and PVCu bifold doors, sliding patio doors, entrance doors, French doors, windows…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | CSJcsj.co.uk HQ: Falkirk, United KingdomReported employees: 51-200 | Falkirk, United Kingdom | 51-200 | Exact match | 81 contacts → |
“CSJ are providers of bespoke solutions to complement any home.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Made For Trade Korniche Aluminium Systemsmadefortrade.co HQ: Billingham, United KingdomReported employees: 201-500 | Billingham, United Kingdom | 201-500 | Exact match | 79 contacts → |
“Made For Trade fabricate and supply the Korniche Roof Lantern, Korniche Bi-folding Doors to trade businesses across the UK.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | SIDEYsidey.co.uk HQ: Perth, United KingdomReported employees: 51-200 | Perth, United Kingdom | 51-200 | Exact match | 76 contacts → |
“Since our foundation in 1932, Sidey’s programme of sustainable and controlled growth has resulted in the company becoming one of the most successful and sustainable window and…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Unique Window Systems LTDuws.co.uk HQ: Leicester, United KingdomReported employees: 201-500 | Leicester, United Kingdom | 201-500 | Exact match | 71 contacts → |
“An award-winning designer, fabricator and installer of UPVC and aluminium windows, doors and curtain walling, Unique Window Systems Ltd specialises in the supply of quality…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Crittall Windows LTDcrittall-windows.co.uk HQ: Witham, United KingdomReported employees: 201-500 | Witham, United Kingdom | 201-500 | Exact match | 69 contacts → |
“Founded in the 1800's, CRITTALL WINDOWS Ltd was the pioneer of hot-rolled steel windows and was responsible for setting up the first steel window manufacturing plants in the…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Stevenswoodstevenswood.co.uk HQ: Livingston, United KingdomReported employees: 51-200 | Livingston, United Kingdom | 51-200 | Exact match | 69 contacts → |
“Stevenswood’s top priority is making sure that leading quality windows, doors, bi-fold doors and conservatories are easily accessible for customers.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Polyframepolyframe.co.uk HQ: Lenwade, United KingdomReported employees: 201-500 | Lenwade, United Kingdom | 201-500 | Exact match | 66 contacts → |
“Polyframe are a multi award-winning manufacturer of high quality windows, doors and conservatories.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | VBH GBvbhgb.com HQ: Gillingham, United KingdomReported employees: 51-200 | Gillingham, United Kingdom | 51-200 | Exact match | 62 contacts → |
“VBH is the largest company in the hardware sector.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
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Window manufacturers: dataset insights
September 19, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
2,539 records in the displayed employee bands.
81 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
Email recency for this list is measured worldwide rather than for United Kingdom, so it is reported there. Company counts and contact totals on this page are exact for United Kingdom, over 2,620 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: September 19, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Window manufacturers by metro
Questions about this company list
What does Exact match mean for window manufacturers?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many window manufacturers did RevenueBase find based in the United Kingdom?
The saved snapshot records 2,620 matching company records, 16,172 tracked contacts and 4,589 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: September 19, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
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Cite this list
RevenueBase Data Team. Top 25 window manufacturers based in the United Kingdom. Snapshot: September 19, 2026. https://revenuebase.ai/companies/window-manufacturers/united-kingdom.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
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