Company lists · Data refreshed September 2026

Top 25 Plant-based insulation manufacturers based in the United Kingdom

Name: Plant-based 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 163 companies tracked

RevenueBase identified 163 company matches for plant-based insulation manufacturers associated with the United Kingdom as of September 2026 and tracks 2,425 professional contacts across them, including 1,092 with verified work emails. London is the largest hub.

This list covers company matches for plant-based 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

163Companies

2,425Contacts tracked

1,092Verified emails

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The 25 largest plant-based insulation manufacturers based in the United Kingdom

Ranked by team size

Top 25 of 163 company matches for plant-based 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	Excel Industries	Exact match	Gwent, United KingdomHQ recorded Sep 17, 2026	11-50	106 contacts →
	Exact match “Excel Fibre Technology has mastered a manufacturing process which takes waste paper and converts it into cellulose fibre for numerous applications and industries including Warmcel…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
2	Instagroup LTD	Exact match	Finchampstead, United KingdomHQ recorded Sep 17, 2026	51-200	104 contacts →
	Exact match “Established in 1980, InstaGroup are a UK leader in the energy efficiency industry, covering commercial and residential projects.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
3	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
4	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
5	TLX Insulation	Exact match	Bolton, United KingdomHQ recorded Sep 17, 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 17, 2026 · View company records in RevenueBase
6	Avonside Energy	Exact match	Rearsby, United KingdomHQ recorded Sep 17, 2026	201-500	42 contacts →
	Exact match “Avonside Energy: Your Partner in Sustainable Building Solutions At Avonside Energy, we are dedicated to delivering best-in-class services across: New Build Insulation…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
7	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
8	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
9	Cellecta LTD	Exact match	Rochester, United KingdomHQ recorded Sep 17, 2026	51-200	32 contacts →
	Exact match “The UK's no.1 manufacturer of eco friendly acoustic treatments and specialist insulation products.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
10	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
11	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
12	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
13	MYKOR	Exact match	Bristol, United KingdomHQ recorded Sep 17, 2026	11-50	20 contacts →
	Exact match “Mykor is pioneering the future of sustainable construction with advanced biotechnologies that prioritise both planetary and human health.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
14	Adaptavate	Exact match	Bristol, United KingdomHQ recorded Sep 17, 2026	11-50	20 contacts →
	Exact match “Adaptavate is an award-winning company developing and commercialising the carbon negative building materials of the future.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
15	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
16	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
17	Novora Building Services	Exact match	Wakefield, United KingdomHQ recorded Sep 17, 2026	51-200	15 contacts →
	Exact match “Novora Building Services provides a dedicated national service across the UK from a regional branch network centrally controlled from our head office in Yorkshire.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
18	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
19	Thermal Economics	Exact match	Luton, United KingdomHQ recorded Sep 17, 2026	11-50	12 contacts →
	Exact match “Thermal Economics provide innovative thermal and acoustic solutions for the construction industry that are sustainable, easy to install and last the lifetime of the building.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
20	Ultimate Insulation Supplies	Exact match	Stirling, United KingdomHQ recorded Sep 17, 2026	11-50	9 contacts →
	Exact match “THE independent insulation, dry-lining and related materials merchant.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
21	Custom Insulation Limited	Exact match	Burton On Trent, United KingdomHQ recorded Sep 17, 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 17, 2026 · View company records in RevenueBase
22	H&v Insulation Supplies Limited	Exact match	Stapleford Abbotts, United KingdomHQ recorded Sep 17, 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 17, 2026 · View company records in RevenueBase
23	Ibsl Group LTD	Exact match	Seaton Delaval, United KingdomHQ recorded Sep 17, 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 17, 2026 · View company records in RevenueBase
24	Steico UK	Exact match	Caddington, United KingdomHQ recorded Sep 17, 2026	11-50	8 contacts →
	Exact match “STEICO UK Ltd is a wholly owned subsidiary of STEICO SE, the Munich based manufacturers of wood based environmentally friendly products.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
25	The P & M Group	Exact match	Gloucester, United KingdomHQ recorded Sep 17, 2026	51-200	8 contacts →
	Exact match “The origins of The P&M Group go back as far as 1947.” 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 “plant-based 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 163 plant-based insulation manufacturers based in the United Kingdom

See the full list, filter by size, metro and specialty, and access 1,092 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Plant-based insulation manufacturers based in the United Kingdom at a glance

As of Sep 17, 2026

45.0%Verified-email coverage

14.9Average contacts per company

11-50Median size (employees)

8.6%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

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 163 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 “plant-based 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 1,092 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 “plant-based insulation manufacturers”; each Exact match badge shows search membership, not an individual similarity or quality score.

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

RevenueBase identified 163 company matches for plant-based 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?

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

Which city has the most plant-based insulation manufacturers?

London leads with 14 company records, followed by Liverpool (4) and Bristol (3).

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 1,092 professional contacts with verified work emails tracked across these 163 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.