Company lists · Data refreshed September 2026

Top 25 Plastic insulation manufacturers based in the United Kingdom

Name: Plastic 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 17, 2026 189 companies tracked

RevenueBase identified 189 company matches for plastic insulation manufacturers associated with the United Kingdom as of September 2026 and tracks 5,053 professional contacts across them, including 2,094 with verified work emails. London is the largest hub.

This list covers company matches for plastic 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 17, 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 17, 2026 How this list was built

189Companies

5,053Contacts tracked

2,094Verified emails

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The 25 largest plastic insulation manufacturers based in the United Kingdom

Ranked by team size

Top 25 of 189 company matches for plastic insulation manufacturers based in the United Kingdom, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 17, 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	SIG PLC	Exact match	Sheffield, United KingdomHQ recorded Sep 17, 2026	5,001-10,000	1,059 contacts →
	Exact match “SIG is a leading pan-European provider of specialist construction and insulation products.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
2	Encon & Nevill Long	Exact match	Wetherby, United KingdomHQ recorded Sep 17, 2026	501-1,000	328 contacts →
	Exact match “Insulation, drywall, ceilings, construction products, external facades, flooring, partitioning, passive fire protection: whatever your project, Encon has the product range…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
3	Rockwool UK	Exact match	Bridgend, United KingdomHQ recorded Sep 17, 2026	501-1,000	178 contacts →
	Exact match “ROCKWOOL Limited is part of the ROCKWOOL Group.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
4	IKO PLC UK	Exact match	Wigan, United KingdomHQ recorded Sep 17, 2026	201-500	165 contacts →
	Exact match “For over 100 years, we have been producing some of the industry's most innovative roofing, waterproofing, insulation, and infrastructure solutions.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
5	Bewi Insulation & Construction UK	Exact match	Gravesend, United KingdomHQ recorded Sep 17, 2026	201-500	83 contacts →
	Exact match “BEWI is one of the leading manufacturers of EPS (expanded polystyrene) and XPS (extruded polystyrene) products and solutions for insulation, construction, industrial and civil…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
6	Superglass Insulation By Etex	Exact match	Stirling, United KingdomHQ recorded Sep 17, 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 17, 2026 · View company records in RevenueBase
7	MAX Energy LTD	Exact match	Leicester, United KingdomHQ recorded Sep 17, 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 17, 2026 · View company records in RevenueBase
8	Jiffy Packaging Co. LTD	Exact match	Cheshire, United KingdomHQ recorded Sep 17, 2026	51-200	43 contacts →
	Exact match “Jiffy Packaging is a leading manufacturer of polyethylene foam and bubble film products for a wide variety of end-applications in various market segments including protective…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
9	Kingspan Technical Insulation LTD	Exact match	Basildon, United KingdomHQ recorded Sep 17, 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 17, 2026 · View company records in RevenueBase
10	Homelogic	Exact match	Southampton, United KingdomHQ recorded Sep 17, 2026	51-200	38 contacts →
	Exact match “Homelogic®, based in Southampton, Hampshire, are an innovative, forward-thinking company dedicated to bringing eco-friendly, cost effective energy saving solutions to the homes…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
11	Styrene Packaging & Insulation LTD	Exact match	Bradford, United KingdomHQ recorded Sep 17, 2026	51-200	38 contacts →
	Exact match “Welcome to Styrene Packaging & Insulation Ltd – the UK's leading manufacturer of Expanded Polystyrene (EPS) With over 46 years experience in supplying EPS for packaging…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
12	Moulded Foams Limited	Exact match	Blackwood, United KingdomHQ recorded Sep 17, 2026	51-200	32 contacts →
	Exact match “Leading moulder and designer of cellular foam, including construction foams, automotive foams and packaging foams.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
13	Isoclad	Exact match	North Shields, United KingdomHQ recorded Sep 17, 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 17, 2026 · View company records in RevenueBase
14	Actis Insulation	Exact match	Chippenham, United KingdomHQ recorded Sep 17, 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 17, 2026 · View company records in RevenueBase
15	YBS Insulation	Exact match	Creswell, United KingdomHQ recorded Sep 17, 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 17, 2026 · View company records in RevenueBase
16	Indinature	Exact match	Jedburgh, United KingdomHQ recorded Sep 17, 2026	11-50	23 contacts →
	Exact match “Natural fibre thermal and acoustic insulation manufacturing specialists also serving wider non-woven markets.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
17	Termate Limited	Exact match	Nottingham, United KingdomHQ recorded Sep 17, 2026	11-50	22 contacts →
	Exact match “Since 1947, Termate has been engineering high-performance electrical insulation components trusted by engineers and manufacturers worldwide- OUR PRODUCTS - All our products…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
18	Polyfoam XPS	Exact match	Hartlepool, United KingdomHQ recorded Sep 17, 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 17, 2026 · View company records in RevenueBase
19	Sundolitt LTD UK	Exact match	Stirling, United KingdomHQ recorded Sep 17, 2026	51-200	20 contacts →
	Exact match “Sundolitt Ltd is the UK business of the Sunde Group a highly respected leader in the manufacture of EPS (expanded Polystyrene) and XPS (extruded polystyrene) products.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
20	Seymour Manufacturing International SMI	Exact match	Telford, United KingdomHQ recorded Sep 17, 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 17, 2026 · View company records in RevenueBase
21	Klasse Group LTD	Exact match	Swansea, United KingdomHQ recorded Sep 17, 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 17, 2026 · View company records in RevenueBase
22	Davant A Trading Division Of Linthwaite LTD	Exact match	Ledbury, United KingdomHQ recorded Sep 17, 2026	51-200	15 contacts →
	Exact match “DAVANT was established in 1989 by David Merrick who started the business working out of a portacabin on a farm in rural Herefordshire selling pipe insulation into plumber’s…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
23	S And B EPS LTD	Exact match	Dudley, United KingdomHQ recorded Sep 17, 2026	11-50	14 contacts →
	Exact match “S AND B EPS LIMITED Trading for over 45 years as a privately-owned business, we are an Expanded Polystyrene manufacturer, specializing in a variety of EPS insulation products for…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
24	AIM	Exact match	Crawley, United KingdomHQ recorded Sep 17, 2026	51-200	14 contacts →
	Exact match “Established in 1989 as an insulation converter.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
25	Wray-Tech Supplies LTD	Exact match	Galleywood, United KingdomHQ recorded Sep 17, 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 17, 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 “plastic 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 189 plastic insulation manufacturers based in the United Kingdom

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Plastic insulation manufacturers based in the United Kingdom at a glance

As of Sep 17, 2026

41.4%Verified-email coverage

26.7Average contacts per company

11-50Median size (employees)

5.3%Largest-city concentration · London

Sep 17, 2026Page data refreshed

Companies by employee count

1-10

11-50

51-200

201-500

501-1,000

1,001-5,000

5,001-10,000

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 189 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 “plastic 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 2,094 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 17, 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 “plastic insulation manufacturers”; each Exact match badge shows search membership, not an individual similarity or quality score.

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

RevenueBase identified 189 company matches for plastic 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?

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

Which city has the most plastic insulation manufacturers?

London leads with 10 company records, followed by Birmingham (4) and Liverpool (4).

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 2,094 professional contacts with verified work emails tracked across these 189 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 17, 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.