Company lists · Data refreshed September 2026
Top 25 Building envelope solutions providers based in the United Kingdom
RevenueBase identified 1,237 building envelope solutions providers headquartered in the United Kingdom as of September 2026 and tracks 22,377 professional contacts across them, including 8,575 with verified work emails. London is the largest hub.
This list covers building envelope solutions providers 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 16, 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 25 largest building envelope solutions providers based in the United Kingdom
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 2,448 contacts → | ||||
Indirect evidence “BMI Group was born out of the recognition that customers now expect a single point of expertise to help them find their ideal roof.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 2 | 1,059 contacts → | ||||
Indirect evidence “SIG is a leading pan-European provider of specialist construction and insulation products.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 3 | 490 contacts → | ||||
Strong evidence “We offer a diverse range of building products, solutions and expert technical and design services that enable our customers to create inspirational spaces and places.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 4 | 481 contacts → | ||||
Partial evidence “British Gypsum is the UK’s leading manufacturer of high-performance drylining solutions, that deliver sustainability and performance for people and our planet.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 5 | 413 contacts → | ||||
Partial evidence “wienerberger UK & Ireland is building for what’s next-empowering the construction industry to create a sustainable future.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 6 | 328 contacts → | ||||
Indirect evidence “Insulation, drywall, ceilings, construction products, external facades, flooring, partitioning, passive fire protection: whatever your project, Encon has the product range…” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 7 | 254 contacts → | ||||
Strong evidence “FK is a national, full building envelope contractor, specialising in roofing, cladding, glazing and maintenance across a diverse range of sectors.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 8 | 231 contacts → | ||||
Partial evidence “Bauder is a manufacturer and supplier of flat roof waterproofing systems, which are complemented by high quality green roof and PV solutions.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 9 | 214 contacts → | ||||
Indirect evidence “Minster is one of the largest growing national specialist insulation and dry lining distributors in the UK.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 10 | 172 contacts → | ||||
Strong evidence “CA Group is the UK's largest manufacturer and contractor of built-up building envelope systems.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 11 | 167 contacts → | ||||
Indirect evidence “At Galaxy Insulation & Dry Lining, we’re your nationwide trusted distribution and technical partner.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 12 | 166 contacts → | ||||
Indirect evidence “Lawtech Group is a Principal Contractor and Principal Designer with in-house expertise in cladding systems and fire safety works.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 13 | 165 contacts → | ||||
Partial evidence “For over 100 years, we have been producing some of the industry's most innovative roofing, waterproofing, insulation, and infrastructure solutions.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 14 | 164 contacts → | ||||
Indirect evidence “We are part of Permasteelisa Group - the leading international façade specialist that has been shaping city skylines worldwide for generations.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 15 | 158 contacts → | ||||
Strong evidence “Siderise is a global expert in the design, manufacture, and supply of high-performance passive fire protection solutions for the building envelope.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 16 | 135 contacts → | ||||
Indirect evidence “McMullen Facades is a leading specialist facade contractor providing full design, fabrication and installation of aluminium curtain wall and window systems for medium and large…” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 17 | 132 contacts → | ||||
Indirect evidence “PRESS GLASS WE ARE HERE TO MAKE A DIFFERENCE.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 18 | 128 contacts → | ||||
Indirect evidence “Determined to engage at the earliest stage of a project, we act as a central hub for clients offering a complete end-to-end facade service from pre-construction to project…” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 19 | 127 contacts → | ||||
Strong evidence “Alumet are one of the UK’s premier building envelope contractors.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 20 | 125 contacts → | ||||
Partial evidence “ASFD Ltd is the design and engineering team of McMullen Facades and part of the established JRL Group, providing integrated construction solutions and delivering complex real…” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 21 | 119 contacts → | ||||
Strong evidence “We are passionate about our purpose to provide high-quality, low carbon, sustainable building products, systems and solutions which help to manage the scarce resources of water…” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 22 | 116 contacts → | ||||
Strong evidence “We are an international supplier of architectural metal building solutions to the construction industry.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 23 | 115 contacts → | ||||
Partial evidence “At Langley, our vision is to provide innovative roofscape solutions that have a lasting, positive impact on people, places, products and our planet.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 24 | 106 contacts → | ||||
Strong evidence “Everlast specialises in the building envelope, our unique one - stop approach encompasses delivering waterproof roof coverings and cladding aesthetics for both new build…” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 25 | 104 contacts → | ||||
Indirect evidence “Established in 1980, InstaGroup are a UK leader in the energy efficiency industry, covering commercial and residential projects.” Source: RevenueBase Database · checked Sep 16, 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: building envelope solutions providers. 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 building envelope solutions providers.
- Partial evidence
- Its own public description names part of building envelope solutions providers, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name building envelope solutions providers. 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 25 of 1,237 building envelope solutions providers based in the United Kingdom
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Building envelope solutions providers based in the United Kingdom at a glance
As of Sep 16, 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 1,237 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 building envelope solutions providers, 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 “building envelope solutions providers”. 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 building envelope solutions providers), 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 building envelope solutions providers, 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, 8,575 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 16, 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.
Building envelope solutions providers by metro
- Building envelope solutions providers in London120
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 building envelope solutions providers, 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 building envelope solutions providers are there based in the United Kingdom?
RevenueBase identified 1,237 building envelope solutions providers 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?
BMI Group, headquartered in Reading, tops this list with the largest team on record.
Which city has the most building envelope solutions providers?
London leads with 120 headquartered companies, followed by Birmingham (23) and Manchester (22).
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 8,575 verified decision-maker contacts tracked across these 1,237 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 16, 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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