Company lists · Data refreshed September 2026
Top 24 Glass block manufacturers based in the United Kingdom
RevenueBase identified 56 glass block manufacturers headquartered in the United Kingdom as of September 2026 and tracks 473 professional contacts across them, including 155 with verified work emails. London is the largest hub.
This list covers glass block manufacturers headquartered in the United Kingdom, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 30, 2026.
Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, 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 24 largest glass block manufacturers based in the United Kingdom
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 102 contacts → | ||||
Partial evidence “Since 1965, Carey Glass has been pushing the boundaries of what’s possible with glass, from providing safer and more energy efficient windows to contributing to stunning…” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 2 | 38 contacts → | ||||
Strong evidence “Ravensby Glass are one of the UK's leading manufacturers and processors of high specification insulated glass units.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 3 | 31 contacts → | ||||
Partial evidence “in 2015 we celebrated our 35th birthday here at Padiham Glass and we think this is a testament to how successful we are as a business at adapting to the constantly changing…” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 4 | 24 contacts → | ||||
Partial evidence “Crystal Units Limited is a Glass Manufacturing company based out of 100 West Hendon Broadway, London, United Kingdom.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 5 | 22 contacts → | ||||
Partial evidence “Welcome to Mega Glass, where innovation meets excellence in glass manufacturing and installation.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 6 | 17 contacts → | ||||
Partial evidence “As a leading independent glass processor CT Glass offers a wide range of toughened, toughened laminated, fire protection and decorative glass.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 7 | 15 contacts → | ||||
Partial evidence “ESTABLISHED IN At Super Toughened Glass Ltd.’s (STG) our mission is to supply the highest quality glass products to a range of clients, including some of the most exciting and…” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 8 | 14 contacts → | ||||
Indirect evidence “T4 Design has been established since 1998, culminating in a team of highly skilled personnel encompassing over 100 years of technical and practical experience.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 9 | 10 contacts → | ||||
Partial evidence “Brownhills Glass is one of the UK's leading independent glass merchants and processors, serving trade customers, architects, interior designers, construction professionals and…” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 10 | 10 contacts → | ||||
Partial evidence “Established in 1981 and based in Guildford, Wimbledon & Cranleigh Surrey P&P Glass is an established and respected business that directly employs over sixty local people.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 11 | 8 contacts → | ||||
Partial evidence “MiGlass is one of the largest independent glass processors in Europe providing a turnkey solution for all flat glass processing needs & specialising in flat glass decorative…” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 12 | 8 contacts → | ||||
Partial evidence “Cornwall Glass Manufacturing was formed in 2019 as part of a company restructure and segmentation of it's offering and now operates under it's parent company, Cornwall Group.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 13 | 6 contacts → | ||||
Partial evidence “Suppliers of bespoke architectural glass to the residential and commercial architectural market.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 14 | 5 contacts → | ||||
Indirect evidence Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 15 | 4 contacts → | ||||
Strong evidence “Glass Block Technology Ltd is a stockist distributor of glass blocks & fitting accessories, operating a distribution service covering the whole of the UK.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 16 | 3 contacts → | ||||
Indirect evidence Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 17 | 2 contacts → | ||||
Strong evidence “I am the Managing Director of New Age Glass Ltd and Glass Blocks Direct Ltd, specialist manufacturers, suppliers and installers of pavement lights, cast-in-situ rooflights, smoke…” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 18 | 2 contacts → | ||||
Partial evidence “GH Interior Glass is one of the UK's leading glass experts.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 19 | 2 contacts → | ||||
Strong evidence “Specialist Glass Manufacturers Performance Glass Processing Ltd has been founded on quality and service, set up to provide on demand fire rated, acoustic, and decorative glass…” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 20 | 1 contacts → | ||||
Strong evidence “SGS Glass Products is a specialist glass manufacturer based in West Sussex.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 21 | 1 contacts → | ||||
Partial evidence “At A10Glass we offer a unique and all round service ranging from glass cut to size, new or replacement double glazed units, all types of furniture glass, including table tops…” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 22 | 1 contacts → | ||||
Strong evidence “Wilde Contracts Limited is a specialist Fire Rated and Non fire rated Structural glass flooring company and also supplier and installer of glass blocks and Rain screen Cladding” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 23 | 1 contacts → | ||||
Indirect evidence Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 24 | 1 contacts → | ||||
Strong evidence “We are GMT, a carbon neutral glass manufacturer, we process and install glass for internal and external architectural applications, including- Mirrors- antique finishes and tints…” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
RevenueBase Smart Search
RevenueBase Smart Search assesses information from a company’s LinkedIn profile, information supplied directly by the company, its website, and other publicly available sources. It uses that information to rate how closely the company relates to this list’s category: glass block manufacturers. Every row carries its rating and the description the rating was read from, so each one can be checked rather than taken on trust.
- Strong evidence
- The company's own public description of its business names glass block manufacturers.
- Partial evidence
- Its own public description names part of glass block manufacturers, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name glass block manufacturers. The match rests on the rest of the company's public profile rather than the one sentence quoted here, so this is the rating to check first.
RevenueBase Smart Search is how these lists are built: RevenueBase's data engine and AI assemble the companies that match a category defined in a user's own words, so a list can be about what companies actually do rather than about whichever industry code they were filed under.
Showing 24 of 56 glass block manufacturers based in the United Kingdom
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Glass block manufacturers based in the United Kingdom at a glance
As of Sep 30, 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 56 companies.
How this list was built
Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among glass block manufacturers, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search rating on every row are there so you can check each match yourself.
- Source
- The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase Smart Search, the natural-language company search available to every RevenueBase user.
- What qualifies
- Companies headquartered in the United Kingdom whose own description of what they do matches “glass block manufacturers”. Matching reads each company's description, not its industry code or its name.
- RevenueBase Smart Search
- RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names glass block manufacturers), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
- What we exclude
- Companies whose own description does not clearly place them among glass block manufacturers, and records with no verified work email. Companies headquartered outside United Kingdom are excluded even when they keep an office there.
- Match quality
- In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and its RevenueBase Smart Search rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
- 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 listed company carries at least one verified work email, 155 across the full list. 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 30, 2026. Lists refresh periodically as the graph is re-checked.
- Corrections
- Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.
Frequently asked
What is RevenueBase Smart Search?
RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names glass block manufacturers, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.
How many glass block manufacturers are there based in the United Kingdom?
RevenueBase identified 56 glass block manufacturers headquartered in the United Kingdom as of September 2026, matched on each company's own description of what it does rather than its industry code.
What is the largest company on this list?
Careyglass, headquartered in Armagh, tops this list with the largest team on record.
Which city has the most glass block manufacturers?
London leads with 7 headquartered companies, followed by Birmingham (2) and Chichester (2).
How do I get contact information for these companies?
A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 155 verified decision-maker contacts tracked across these 56 companies.
How current is this list?
The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 30, 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 Smart Search, 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.
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