Company lists · Data refreshed September 2026

Top 25 Polyisocyanurate insulation manufacturers based in the United Kingdom

Name: Polyisocyanurate insulation manufacturers based in the United Kingdom
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 30, 2026 103 companies tracked

RevenueBase identified 103 company matches for polyisocyanurate insulation manufacturers associated with the United Kingdom as of September 2026 and tracks 2,630 professional contacts across them, including 1,270 with verified work emails. London is the largest hub.

This list covers company matches for polyisocyanurate insulation 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 30, 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.

How to read this list RevenueBase SmartSearch · Exact Recorded Sep 30, 2026 How this list was built

103Companies

2,630Contacts tracked

1,270Verified emails

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The 25 largest polyisocyanurate insulation manufacturers based in the United Kingdom

Ranked by team size

Top 25 of 103 company matches for polyisocyanurate insulation manufacturers based in the United Kingdom, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 30, 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.
#	Company	RevenueBase SmartSearch	Headquarters	Employees	Contacts
1	ARC Building Solutions	Exact match	Leeds, United KingdomHQ recorded Sep 30, 2026	51-200	58 contacts →
	Exact match “At ARC® Building Solutions, protection is our purpose.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
2	MAX Energy LTD	Exact match	Leicester, United KingdomHQ recorded Sep 30, 2026	201-500	53 contacts →
	Exact match “Max Energy Ltd is a UK based new build construction company specialising in the sale of insulation to the new build housing sector on a supply and install basis.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
3	TLX Insulation	Exact match	Bolton, United KingdomHQ recorded Sep 30, 2026	11-50	49 contacts →
	Exact match “TLX Insulation, a division of TLX Manufacturing, produces multifoil insulation and insulating breathable membranes.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
4	Isoclad	Exact match	North Shields, United KingdomHQ recorded Sep 30, 2026	51-200	31 contacts →
	Exact match “We focus on making reliable panels and supporting you at every stage.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
5	Eurobond Laminates LTD	Exact match	Cardiff, United KingdomHQ recorded Sep 30, 2026	51-200	31 contacts →
	Exact match “Eurobond is the leading designer and manufacturer of non-combustible core internal and external wall and ceiling solutions in the UK.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
6	Actis Insulation	Exact match	Chippenham, United KingdomHQ recorded Sep 30, 2026	11-50	28 contacts →
	Exact match “ACTIS is an innovative European insulation specialist whose vision is to develop effective and environmentally friendly ways of reducing energy consumption.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
7	Hemsec	Exact match	Prescot, United KingdomHQ recorded Sep 30, 2026	51-200	24 contacts →
	Exact match “Hemsec is a leading UK based insulated panel manufacturer.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
8	Polyfoam XPS	Exact match	Hartlepool, United KingdomHQ recorded Sep 30, 2026	11-50	21 contacts →
	Exact match “Polyfoam XPS Ltd is a leading manufacturer of closed cell, extruded polystyrene insulation.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
9	Seymour Manufacturing International SMI	Exact match	Telford, United KingdomHQ recorded Sep 30, 2026	11-50	18 contacts →
	Exact match “Thermal protection perfection - we're the inventors of the acclaimed Tempro, the remarkable lightweight thermal insulation material which has been scientifically proven to cut…” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
10	Taperedplus	Exact match	Stockton On Tees, United KingdomHQ recorded Sep 30, 2026	11-50	16 contacts →
	Exact match “B Corp certified TaperedPlus limited was launched by Robert Vass and Aman Chahal following over 15 years experience in the flat roofing Industry.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
11	Klasse Group LTD	Exact match	Swansea, United KingdomHQ recorded Sep 30, 2026	51-200	15 contacts →
	Exact match “Klasse Group wants to create a safer future and drive change in the building industry to ensure that every structure is designed and fabricated with superior fire safety as a…” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
12	AIM	Exact match	Crawley, United KingdomHQ recorded Sep 30, 2026	51-200	14 contacts →
	Exact match “Established in 1989 as an insulation converter.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
13	Wray-Tech Supplies LTD	Exact match	Galleywood, United KingdomHQ recorded Sep 30, 2026	11-50	13 contacts →
	Exact match “Innovative Insulation Solutions with Comprehensive Technical Support: Wray-tech specialises in Fire Protection, Acoustic materials, Thermal solutions, Drylining, and External…” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
14	Isothane LTD	Exact match	Accrington, United KingdomHQ recorded Sep 30, 2026	11-50	11 contacts →
	Exact match “Isothane are a leading developer and manufacturer of polyurethane technology for use in thermal insulation, waterproofing and rigid foam products.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
15	Ecotherm Insulation	Exact match	Basildon, United KingdomHQ recorded Sep 30, 2026	51-200	11 contacts →
	Exact match “EcoTherm Insulation (UK) is one of the UK's leading suppliers of PIR rigid thermal insulation.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
16	Gill Insulation	Exact match	Nottingham, United KingdomHQ recorded Sep 30, 2026	51-200	10 contacts →
	Exact match “Supplying and installing thermal insulation for over 75 years, priding ourselves on a professional service and close working relationships with our clients.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
17	H&v Insulation Supplies Limited	Exact match	Stapleford Abbotts, United KingdomHQ recorded Sep 30, 2026	11-50	9 contacts →
	Exact match “H&V INSULATION SUPPLIES LIMITED is a construction company based out of UNITS1 & 2 THE MITCHELLS GUTTERIDGE LANE, STAPLEFORD ABBOTTS, United Kingdom.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
18	Ibsl Group LTD	Exact match	Seaton Delaval, United KingdomHQ recorded Sep 30, 2026	51-200	9 contacts →
	Exact match “IBSL have been established since 1989 as a provider of high performance insulation products.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
19	Linroc Limited	Exact match	Watchfield, United KingdomHQ recorded Sep 30, 2026	1-10	8 contacts →
	Exact match “Linroc Limited are an independently owned company specialising in the design and supply of tapered insulation systems alongside all other flat roof insulation systems.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
20	Marmox UK	Exact match	Chatham, United KingdomHQ recorded Sep 30, 2026	11-50	7 contacts →
	Exact match “Marmox (UK) Ltd is part of the CMB group, which was founded in the 1970s and now manufactures innovative building products and specialist insulation materials for the construction…” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
21	Thermabead LTD	Exact match	Worcester, United KingdomHQ recorded Sep 30, 2026	11-50	7 contacts →
	Exact match “Welcome to ThermaBead!” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
22	Concept Conversions LTD	Exact match	Wellingborough, United KingdomHQ recorded Sep 30, 2026	11-50	6 contacts →
	Exact match “Thermal Insulation \| Fire Stopping \| Acoustic Insulation \| Trapezoidal Acoustic Infill \| Cavity Stop Sock \| TCB \| Insulated DPC \| Open State Cavity Barrier \| Rainscreen \| External…” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
23	MW Insulation LTD	Exact match	Park, United KingdomHQ recorded Sep 30, 2026	11-50	6 contacts →
	Exact match “Fabricators and suppliers of Supaphen phenolic and Supapir PIR rigid thermal insulation pipe section.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
24	Foamtech Limited	Exact match	Birmingham, United KingdomHQ recorded Sep 30, 2026	11-50	6 contacts →
	Exact match “We are an independent distributor and fabricator of thermal insulation products based in the West Midlands with coverage and prompt service across the whole of the UK and Ireland.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
25	Thermal Insulation Manufacturers & Suppliers Association Timsa	Exact match	Bordon, United KingdomHQ recorded Sep 30, 2026	1-10	6 contacts →
	Exact match “Formed in 1978, TIMSA is a trade association comprising UK manufacturers, consultants, suppliers and distributors of the whole range of thermal insulation materials, ancillaries…” Recorded in the RevenueBase company graph · Sep 30, 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 “polyisocyanurate insulation 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 103 polyisocyanurate insulation manufacturers based in the United Kingdom

See the full list, filter by size, metro and specialty, and access 1,270 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Polyisocyanurate insulation manufacturers based in the United Kingdom at a glance

As of Sep 30, 2026

48.3%Verified-email coverage

25.5Average contacts per company

11-50Median size (employees)

8.7%Largest-city concentration · London

Sep 30, 2026Page data refreshed

Companies by employee count

1-10

11-50

51-200

201-500

501-1,000

1,001-5,000

10001+

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 103 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 “polyisocyanurate insulation 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 1,270 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 30, 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.

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 “polyisocyanurate insulation manufacturers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many polyisocyanurate insulation manufacturers are there based in the United Kingdom?

RevenueBase identified 103 company matches for polyisocyanurate insulation 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?

ARC Building Solutions tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most polyisocyanurate insulation manufacturers?

London leads with 9 company records, followed by Birmingham (3) and Basildon (2).

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 1,270 professional contacts with verified work emails tracked across these 103 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 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 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.