Company lists · Data refreshed September 2026

Top 25 Mechanical insulation manufacturers based in the United Kingdom

Name: Mechanical 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 250 companies tracked

RevenueBase identified 250 company matches for mechanical insulation manufacturers associated with the United Kingdom as of September 2026 and tracks 3,654 professional contacts across them, including 1,625 with verified work emails. London is the largest hub.

This list covers company matches for mechanical 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

250Companies

3,654Contacts tracked

1,625Verified emails

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The 25 largest mechanical insulation manufacturers based in the United Kingdom

Ranked by team size

Top 25 of 250 company matches for mechanical 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	Darchem Engineering	Exact match	Stillington, United KingdomHQ recorded Sep 30, 2026	501-1,000	317 contacts →
	Exact match “Darchem Engineering Limited is a world class Engineering Company providing products and services primarily to meet the needs of its customers for engineered solutions to high…” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
2	Rockwool UK	Exact match	Bridgend, United KingdomHQ recorded Sep 30, 2026	501-1,000	178 contacts →
	Exact match “ROCKWOOL Limited is part of the ROCKWOOL Group.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
3	Superglass Insulation By Etex	Exact match	Stirling, United KingdomHQ recorded Sep 30, 2026	201-500	55 contacts →
	Exact match “We can offer you thermal and acoustic glass mineral wool products that meet exacting standards together with a service that’s tailored to you.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
4	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
5	Essex Thermal Services LTD	Exact match	Dartford, United KingdomHQ recorded Sep 30, 2026	51-200	47 contacts →
	Exact match “Essex Thermal Services Ltd are a UK based company specialising in Thermal Insulation, Trace Heating, Ventilation and Air Conditioning Installs.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
6	Kingspan Technical Insulation LTD	Exact match	Basildon, United KingdomHQ recorded Sep 30, 2026	51-200	40 contacts →
	Exact match “We manufacture high performance insulation products for pipework and ductwork in building services / HVAC, process, petrochemical and refrigeration services applications.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
7	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
8	YBS Insulation	Exact match	Creswell, United KingdomHQ recorded Sep 30, 2026	11-50	25 contacts →
	Exact match “YBS Insulation has grown steadily over the years from a one man operation producing one product in 1994 to the large manufacturing and distribution company it is today with an…” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
9	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
10	Culimeta-Saveguard Limited	Exact match	Cheshire, United KingdomHQ recorded Sep 30, 2026	51-200	20 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
11	K&g Distribution LTD	Exact match	Knowsley Industrial Park, United KingdomHQ recorded Sep 30, 2026	11-50	18 contacts →
	Exact match “K&G Distribution Ltd is a specialist stockist and distributor of thermal, fire, acoustic insulation and associated products for use in HVAC, Marine/Offshore, Petrochem, Powergen…” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
12	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
13	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
14	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
15	IMS Insulation	Exact match	Bromborough, United KingdomHQ recorded Sep 30, 2026	51-200	12 contacts →
	Exact match “IMS specialise in the manufacture, machining and supply of high temperature insulation materials and components for use throughout industry world-wide.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
16	Agriemach LTD	Exact match	Copthorne, United KingdomHQ recorded Sep 30, 2026	11-50	11 contacts →
	Exact match “We have been market leaders in heat and sound control products for a number of years and many leading equipment and vehicle manufacturers including the aerospace industry are…” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
17	Elmelin	Exact match	London, United KingdomHQ recorded Sep 30, 2026	11-50	11 contacts →
	Exact match “Elmelin manufacture products using Mica and high temperature insulation.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
18	Ecoduct LTD	Exact match	Blackpool, United KingdomHQ recorded Sep 30, 2026	11-50	11 contacts →
	Exact match “EcoDuct is an innovative, high-performance non-metallic pre-insulated HVAC ductwork system that saves energy, cuts installation time and costs, reduces environmental impact and…” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
19	Fibre-Tech Industries UK LTD	Exact match	Royston, United KingdomHQ recorded Sep 30, 2026	51-200	11 contacts →
	Exact match “Since the company’s creation over 40 years ago, providing innovative solutions to heat management problems has always been at the core of our business.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
20	Thermal Logic And Logic AIR Limited	Exact match	Grays, United KingdomHQ recorded Sep 30, 2026	11-50	11 contacts →
	Exact match “Thermal Logic Ltd is an established and fast-growing company with a proven track record.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
21	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
22	Esspee Fabrications LTD	Exact match	St. Helens, United KingdomHQ recorded Sep 30, 2026	11-50	10 contacts →
	Exact match “Established in 1964, Esspee is the UK's leading machinist and fabricator of engineering composites, thermal and electrical insulation materials.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
23	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
24	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
25	Custom Insulation Limited	Exact match	Burton On Trent, United KingdomHQ recorded Sep 30, 2026	11-50	9 contacts →
	Exact match “The UK’s Strongest Independent Technically Competent Service Provider of Acoustic, Thermal & Fire Retardant Insulation Solutions.” 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 “mechanical 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 250 mechanical insulation manufacturers based in the United Kingdom

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Mechanical insulation manufacturers based in the United Kingdom at a glance

As of Sep 30, 2026

44.5%Verified-email coverage

14.6Average contacts per company

11-50Median size (employees)

6.0%Largest-city concentration · London

Sep 30, 2026Page data refreshed

Companies by employee count

1-10

117

11-50

100

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 250 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 “mechanical 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 1,625 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 “mechanical insulation manufacturers”; each Exact match badge shows search membership, not an individual similarity or quality score.

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

RevenueBase identified 250 company matches for mechanical 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?

Darchem Engineering tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most mechanical insulation manufacturers?

London leads with 15 company records, followed by Birmingham (5) and Liverpool (5).

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 1,625 professional contacts with verified work emails tracked across these 250 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.