Company lists · Data refreshed November 2026

Top 25 Electrical, heating & mechanical component waterproofing suppliers based in the United Kingdom

Name: Electrical, heating & mechanical component waterproofing suppliers based in the United Kingdom
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Nov 5, 2026 528 companies tracked

RevenueBase identified 528 company matches for electrical, heating & mechanical component waterproofing suppliers associated with the United Kingdom as of November 2026 and tracks 7,425 professional contacts across them, including 3,053 with verified work emails. London is the largest hub.

This list covers company matches for electrical, heating & mechanical component waterproofing suppliers 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 November 5, 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 Nov 5, 2026 How this list was built

528Companies

7,425Contacts tracked

3,053Verified emails

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The 25 largest electrical, heating & mechanical component waterproofing suppliers based in the United Kingdom

Ranked by team size

Top 25 of 528 company matches for electrical, heating & mechanical component waterproofing suppliers based in the United Kingdom, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 5, 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	James Walker	Exact match	Woking, United KingdomHQ recorded Nov 5, 2026	1,001-5,000	711 contacts →
	Exact match “We supply high performance fluid sealing products and services, from research and development, manufacture and supply, to plant monitoring, on-site maintenance and seal…” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
2	Encon & Nevill Long	Exact match	Wetherby, United KingdomHQ recorded Nov 5, 2026	501-1,000	338 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 · Nov 5, 2026 · View company records in RevenueBase
3	Bauder Flat Roofs	Exact match	Ipswich, United KingdomHQ recorded Nov 5, 2026	201-500	242 contacts →
	Exact match “Bauder is a manufacturer and supplier of flat roof waterproofing systems, which are complemented by high quality green roof and PV solutions.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
4	Briggs Amasco LTD	Exact match	Cradley Heath, United KingdomHQ recorded Nov 5, 2026	201-500	173 contacts →
	Exact match “Our Mission is to carry out Roofing and Waterproofing contracts, using the best and technically most appropriate products in order to give our customers the best value in…” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
5	IKO PLC UK	Exact match	Wigan, United KingdomHQ recorded Nov 5, 2026	201-500	172 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 · Nov 5, 2026 · View company records in RevenueBase
6	CA Group	Exact match	Bishop Auckland, United KingdomHQ recorded Nov 5, 2026	201-500	168 contacts →
	Exact match “CA Group is the UK's largest manufacturer and contractor of built-up building envelope systems.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
7	Everlast Group	Exact match	Leeds, United KingdomHQ recorded Nov 5, 2026	51-200	114 contacts →
	Exact match “Everlast specialises in the building envelope, our unique one - stop approach encompasses delivering waterproof roof coverings and cladding aesthetics for both new build…” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
8	Langley	Exact match	Daventry, United KingdomHQ recorded Nov 5, 2026	51-200	114 contacts →
	Exact match “At Langley, our vision is to provide innovative roofscape solutions that have a lasting, positive impact on people, places, products and our planet.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
9	TOR Coatings	Exact match	Gateshead, United KingdomHQ recorded Nov 5, 2026	201-500	109 contacts →
	Exact match “Established in 1975 and with over 40 years’ experience in the buildings coatings industry, Tor Coatings are true specialists in our field.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
10	Barrier Group	Exact match	Wallsend, United KingdomHQ recorded Nov 5, 2026	201-500	101 contacts →
	Exact match “Founded in 1975 in the North East of England, Barrier Group is a multi-disciplined turnkey engineering, design, and build contractor with over 50 years’ experience across…” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
11	Klinger United Kingdom	Exact match	Bradford, United KingdomHQ recorded Nov 5, 2026	51-200	96 contacts →
	Exact match “KLINGER is the world's leading sealing solutions and services provider.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
12	USL Group	Exact match	Washington, United KingdomHQ recorded Nov 5, 2026	201-500	94 contacts →
	Exact match “The USL Group of companies are market leaders in the provision of specialist civil engineering and construction solutions for virtually any type of new build or refurbishment…” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
13	BMI Icopal	Exact match	Milton Keynes, United KingdomHQ recorded Nov 5, 2026	1,001-5,000	83 contacts →
	Exact match “Specify, manufacture and supply industry-leading waterproofing systems and building protection for over 160 years.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
14	F. Ball And Co. LTD	Exact match	Staffordshire, United KingdomHQ recorded Nov 5, 2026	201-500	79 contacts →
	Exact match “F.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
15	NCC	Exact match	Chorley, United KingdomHQ recorded Nov 5, 2026	n/a	79 contacts →
	Exact match “NCC - Nationwide suppliers of resin flooring, chemically resistant coatings, bund lining systems, concrete repair, waterproofing and movement joints.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
16	Belgrade Insulations & Drylining	Exact match	Leeds, United KingdomHQ recorded Nov 5, 2026	51-200	78 contacts →
	Exact match “Belgrade Insulation is a privately owned Specialist Distributor of Insulation and Drywall Systems to all sectors of the construction market.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
17	Watco UK	Exact match	Guildford, United KingdomHQ recorded Nov 5, 2026	11-50	73 contacts →
	Exact match “Watco is the UK's leading direct supplier for industrial flooring and building maintenance.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
18	Alumasc Roofing	Exact match	St Helens, United KingdomHQ recorded Nov 5, 2026	51-200	65 contacts →
	Exact match “Our aim is to provide quality sustainable building solutions which give long-term peace of mind, supported by our technical expertise and comprehensive range of single source…” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
19	Soprema UK	Exact match	Witham, United KingdomHQ recorded Nov 5, 2026	5,001-10,000	62 contacts →
	Exact match “SOPREMA has been an independent family group since it was founded in 1908.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
20	Garland UK	Exact match	Bristol, United KingdomHQ recorded Nov 5, 2026	51-200	55 contacts →
	Exact match “Garland UK provide high-performance waterproofing systems to commercial, residential, industrial and public sector assets.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
21	Pitacs Limited	Exact match	Milton Keynes, United KingdomHQ recorded Nov 5, 2026	51-200	50 contacts →
	Exact match “WE ARE PITACS: Leading the way with high-quality materials, innovative design and expert manufacturing.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
22	Bond IT Building Chemicals	Exact match	Elland, United KingdomHQ recorded Nov 5, 2026	51-200	50 contacts →
	Exact match “Bond It is one of the UK’s fastest growing manufacturers of building chemicals for the building trade and home improvement sector.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
23	Wolseley Pipe Centre	Exact match	Warwick, United KingdomHQ recorded Nov 5, 2026	n/a	50 contacts →
	Exact match “Wolseley Pipe is the first-choice specialist merchant for commercial and industrial pipe and heating systems.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
24	IPS Flow Systems	Exact match	Seaham, United KingdomHQ recorded Nov 5, 2026	51-200	49 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
25	Roofline Group	Exact match	Waterlooville, United KingdomHQ recorded Nov 5, 2026	51-200	49 contacts →
	Exact match “Construction News Specialist Contractor of the Year 2026.” Recorded in the RevenueBase company graph · Nov 5, 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 “electrical, heating & mechanical component waterproofing suppliers”. 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 528 electrical, heating & mechanical component waterproofing suppliers based in the United Kingdom

See the full list, filter by size, metro and specialty, and access 3,053 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Electrical, heating & mechanical component waterproofing suppliers based in the United Kingdom at a glance

As of Nov 5, 2026

41.1%Verified-email coverage

14.1Average contacts per company

11-50Median size (employees)

8.0%Largest-city concentration · London

Nov 5, 2026Page data refreshed

Companies by employee count

1-10

218

11-50

213

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 528 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 “electrical, heating & mechanical component waterproofing suppliers” 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 3,053 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 November 5, 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.

Electrical, heating & mechanical component waterproofing suppliers by metro

Electrical, heating & mechanical component waterproofing suppliers in London42

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 “electrical, heating & mechanical component waterproofing suppliers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many electrical, heating & mechanical component waterproofing suppliers are there based in the United Kingdom?

RevenueBase identified 528 company matches for electrical, heating & mechanical component waterproofing suppliers associated with the United Kingdom as of November 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?

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

Which city has the most electrical, heating & mechanical component waterproofing suppliers?

London leads with 42 company records, followed by Manchester (13) and Bristol (8).

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 3,053 professional contacts with verified work emails tracked across these 528 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 November 5, 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.