Company lists · Data refreshed September 2026
Top 25 Building water management system contractors based in the United Kingdom
RevenueBase identified 261 company matches for building water management system contractors associated with the United Kingdom as of September 2026 and tracks 11,395 professional contacts across them, including 4,211 with verified work emails. London is the largest hub.
This list covers company matches for building water management system contractors 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 16, 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.
The 25 largest building water management system contractors based in the United Kingdom
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 6,636 contacts → | ||||
Exact match “At Pentair, we help the world sustainably move, improve, and enjoy water, life’s most essential resource.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 2 | 879 contacts → | ||||
Exact match “MWH Treatment is a leading Design and Build non-infrastructure solution provider in the UK water sector, with a water sector heritage dating back to 1820.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 3 | 477 contacts → | ||||
Exact match “Selwood is your trusted partner in mission-critical water handling, storage, and treatment solutions across the UK.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 4 | 283 contacts → | ||||
Exact match “Wavin Limited is the UK's leading supplier of water management, plastic drainage, plumbing & underfloor heating and drainage systems for the building, construction and utilities…” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 5 | 178 contacts → | ||||
Exact match “Originally established in 1977, OnSite is a South Staffordshire Group owned company that has grown through strategic acquisition and organic expansion to become one of the UK's…” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 6 | 166 contacts → | ||||
Exact match “Hydro International, a CRH Company, provides advanced products, services and expertise to help municipal, industrial and construction customers to improve their water management…” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 7 | 137 contacts → | ||||
Exact match “Severn Trent Services offer a range of services to municipal and industrial clients, including the Ministry of Defence and the Coal Authority, for design, build and operation of…” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 8 | 112 contacts → | ||||
Exact match “AWMS, part of Alumasc Group, is the first joined-up brand in integrated water management.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 9 | 86 contacts → | ||||
Exact match “Metcor Environmental is one of the UK’s leading commercial drainage, plumbing and pump engineering firms.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 10 | 75 contacts → | ||||
Exact match “At Siltbuster Ltd, we operate the UK’s largest rental fleet of water treatment systems, setting the industry benchmark for rapid, reliable, and cost-effective solutions.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 11 | 70 contacts → | ||||
Exact match “Throughout the world ACO branded drainage and surface water management systems are recognised for their innovative design, high quality manufacture, environmental excellence and…” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 12 | 65 contacts → | ||||
Exact match “Part of the WJ Group, WJ UK offer a complete groundwater control and management service, which encompasses design, installation and maintenance programmes to businesses throughout…” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 13 | 63 contacts → | ||||
Exact match “Willow Pumps provide expert services for all your pump, drainage, waste and clean water needs.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 14 | 61 contacts → | ||||
Exact match “Welcome to Ashford Environmental Services Limited, the UK's leading building services commissioning and water treatment specialist, providing a fully integrated service to…” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 15 | 55 contacts → | ||||
Exact match “J A Brooks was established in 1925 and has a long history in the delivery of Public health and Water services in the London and South East and hold an excellent reputation as one…” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 16 | 50 contacts → | ||||
Exact match “Hydrotec is the UK’s leading company in the design and manufacture of water treatment products for the building services industry.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 17 | 49 contacts → | ||||
Exact match “With over 40 year’s industry experience, we are a leading engineering contractor with specialist expertise in the water and wastewater sector.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 18 | 49 contacts → | ||||
Exact match “Established in 1959, T-T started out as a general engineering company before growing to consist of 6 divisions – T-T Pumps, T-T Controls and Automation, T-T Flow Valves, T-T…” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 19 | 43 contacts → | ||||
Exact match “Graf UK Ltd was formed following the acquisition of SCP Water Management Ltd by Graf GmbH, the European market leaders in rainwater harvesting.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 20 | 36 contacts → | ||||
Exact match “J S Wright & Co Ltd was founded in 1890, and is one of the UK’s leading Building Services providers.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 21 | 32 contacts → | ||||
Exact match “At WCSEE we collaborate closely with our clients to design and deliver reliable, robust, and future-proofed wastewater systems tailored to site specific requirements.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 22 | 31 contacts → | ||||
Exact match “Established in 1842, Panks supply, install, maintain, repair and service pumps and pump systems, including all ancillary equipment such as pipes, valves, fittings, controls etc.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 23 | 31 contacts → | ||||
Exact match “Watertight Management has established itself as a leader in the provision of Clean and Waste water management services.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 24 | 30 contacts → | ||||
Exact match “Priory Mechanical Services Limited, established in 1973 as a family run company providing high quality design, installation and maintenance in all aspects of Building Services.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 25 | 28 contacts → | ||||
Exact match “At Aqua Technologies, we deliver customized water management solutions to meet your business needs.” Recorded in the RevenueBase company graph · Sep 16, 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 “building water management system contractors”. 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 261 building water management system contractors based in the United Kingdom
See the full list, filter by size, metro and specialty, and access 4,211 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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Building water management system contractors based in the United Kingdom at a glance
As of Sep 16, 2026Companies by employee count
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 261 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 “building water management system contractors” 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 4,211 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 16, 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 “building water management system contractors”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many building water management system contractors are there based in the United Kingdom?
RevenueBase identified 261 company matches for building water management system contractors 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?
Pentair tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which city has the most building water management system contractors?
London leads with 17 company records, followed by Manchester (9) and Sheffield (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 4,211 professional contacts with verified work emails tracked across these 261 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 16, 2026.
Ready to reach these companies? Verified emails and direct dials for all 261 building water management system contractors based in the United Kingdom. Start with a free account, no credit card.
Download this list →Related lists
Building water management system contractors by geography
- Building water management system contractors based in Australia
- Building water management system contractors based in Belgium
- Building water management system contractors based in Brazil
- Building water management system contractors based in Canada
- Building water management system contractors based in Chile
- Building water management system contractors based in Czechia
- Building water management system contractors based in France
- Building water management system contractors based in Germany
- Building water management system contractors based in India
- Building water management system contractors based in Italy
- Building water management system contractors based in Mexico
- Building water management system contractors based in the Netherlands
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.
More company lists
- All company lists
- Lists by location
- Lists A-Z
- New lists
- Building water management system contractors based in Australia
- Building water management system contractors based in Belgium
- Building water management system contractors based in Brazil
- Building water management system contractors based in Canada
- Building water management system contractors based in Chile
- Building water management system contractors based in Czechia
Company intelligence · public preview
Top 25 building water management system contractors based in the United Kingdom
Find companies in any niche.
Describe the businesses you want in your own words. RevenueBase SmartSearch matches company descriptions by meaning.
RevenueBase records 261 matching company records for building water management system contractors based in the United Kingdom, with 11,395 tracked contacts and 4,211 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 16, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 building water management system contractors based in the United Kingdom
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 | Pentairpentair.com HQ: London, United KingdomReported employees: 5,001-10,000 | London, United Kingdom | 5,001-10,000 | Exact match | 6,636 contacts → |
“At Pentair, we help the world sustainably move, improve, and enjoy water, life’s most essential resource.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | MWH Treatmentmwhtreatment.com HQ: Stockport, United KingdomReported employees: 1,001-5,000 | Stockport, United Kingdom | 1,001-5,000 | Exact match | 879 contacts → |
“MWH Treatment is a leading Design and Build non-infrastructure solution provider in the UK water sector, with a water sector heritage dating back to 1820.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 |  Selwood LTDselwood.co.ukHQ: Eastleigh, United KingdomReported employees: 501-1,000 | Eastleigh, United Kingdom | 501-1,000 | Exact match | 477 contacts → |
“Selwood is your trusted partner in mission-critical water handling, storage, and treatment solutions across the UK.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Wavin Uk, An Orbia Businesswavin.co.uk HQ: Sheffield, United KingdomReported employees: 1,001-5,000 | Sheffield, United Kingdom | 1,001-5,000 | Exact match | 283 contacts → |
“Wavin Limited is the UK's leading supplier of water management, plastic drainage, plumbing & underfloor heating and drainage systems for the building, construction and utilities…” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Onsite Central Limitedonsite.co.uk HQ: Worcester, United KingdomReported employees: 201-500 | Worcester, United Kingdom | 201-500 | Exact match | 178 contacts → |
“Originally established in 1977, OnSite is a South Staffordshire Group owned company that has grown through strategic acquisition and organic expansion to become one of the UK's…” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 |  Hydro Internationalhydro-int.comHQ: Clevedon, United KingdomReported employees: 201-500 | Clevedon, United Kingdom | 201-500 | Exact match | 166 contacts → |
“Hydro International, a CRH Company, provides advanced products, services and expertise to help municipal, industrial and construction customers to improve their water management…” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 |  Severn Trent Servicesstservices.co.ukHQ: Coventry, United KingdomReported employees: 1,001-5,000 | Coventry, United Kingdom | 1,001-5,000 | Exact match | 137 contacts → |
“Severn Trent Services offer a range of services to municipal and industrial clients, including the Ministry of Defence and the Coal Authority, for design, build and operation of…” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 |  Alumasc Water Management Solutionsalumascwms.co.ukHQ: Kettering, United KingdomReported employees: 51-200 | Kettering, United Kingdom | 51-200 | Exact match | 112 contacts → |
“AWMS, part of Alumasc Group, is the first joined-up brand in integrated water management.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Metcor Environmentalmetcor.co.uk HQ: Gravesend, United KingdomReported employees: 51-200 | Gravesend, United Kingdom | 51-200 | Exact match | 86 contacts → |
“Metcor Environmental is one of the UK’s leading commercial drainage, plumbing and pump engineering firms.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 |  Siltbuster LTDworkdry.comHQ: Monmouth, United KingdomReported employees: 51-200 | Monmouth, United Kingdom | 51-200 | Exact match | 75 contacts → |
“At Siltbuster Ltd, we operate the UK’s largest rental fleet of water treatment systems, setting the industry benchmark for rapid, reliable, and cost-effective solutions.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 |  ACO Water Management UK & Irelandaco.co.ukHQ: Shefford, United KingdomReported employees: 201-500 | Shefford, United Kingdom | 201-500 | Exact match | 70 contacts → |
“Throughout the world ACO branded drainage and surface water management systems are recognised for their innovative design, high quality manufacture, environmental excellence and…” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 |  WJ UKwjgl.comHQ: Kings Langley, United KingdomReported employees: 51-200 | Kings Langley, United Kingdom | 51-200 | Exact match | 65 contacts → |
“Part of the WJ Group, WJ UK offer a complete groundwater control and management service, which encompasses design, installation and maintenance programmes to businesses throughout…” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Willow Pumps Limitedwillowpumps.co.uk HQ: Kent, United KingdomReported employees: 51-200 | Kent, United Kingdom | 51-200 | Exact match | 63 contacts → |
“Willow Pumps provide expert services for all your pump, drainage, waste and clean water needs.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 |  Ashford Environmental Services Limitedashford-group.co.ukHQ: Ashford, United KingdomReported employees: 51-200 | Ashford, United Kingdom | 51-200 | Exact match | 61 contacts → |
“Welcome to Ashford Environmental Services Limited, the UK's leading building services commissioning and water treatment specialist, providing a fully integrated service to…” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | J A Brooksja-brooks.co.uk HQ: London, United KingdomReported employees: 201-500 | London, United Kingdom | 201-500 | Exact match | 55 contacts → |
“J A Brooks was established in 1925 and has a long history in the delivery of Public health and Water services in the London and South East and hold an excellent reputation as one…” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 |  Hydrotec Water Treatment Specialistshydrotec.co.ukHQ: High Wycombe, United KingdomReported employees: 51-200 | High Wycombe, United Kingdom | 51-200 | Exact match | 50 contacts → |
“Hydrotec is the UK’s leading company in the design and manufacture of water treatment products for the building services industry.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 |  BSGbsgcivilengineering.co.ukHQ: Maghera, United KingdomReported employees: 51-200 | Maghera, United Kingdom | 51-200 | Exact match | 49 contacts → |
“With over 40 year’s industry experience, we are a leading engineering contractor with specialist expertise in the water and wastewater sector.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 |  T-T Pumps LTDttpumps.comHQ: Woore, United KingdomReported employees: 51-200 | Woore, United Kingdom | 51-200 | Exact match | 49 contacts → |
“Established in 1959, T-T started out as a general engineering company before growing to consist of 6 divisions – T-T Pumps, T-T Controls and Automation, T-T Flow Valves, T-T…” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 |  Graf UK LTDgrafuk.co.ukHQ: Banbury, United KingdomReported employees: 51-200 | Banbury, United Kingdom | 51-200 | Exact match | 43 contacts → |
“Graf UK Ltd was formed following the acquisition of SCP Water Management Ltd by Graf GmbH, the European market leaders in rainwater harvesting.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | J S Wright & CO LTDjswright.co.uk HQ: Birmingham, United KingdomReported employees: 51-200 | Birmingham, United Kingdom | 51-200 | Exact match | 36 contacts → |
“J S Wright & Co Ltd was founded in 1890, and is one of the UK’s leading Building Services providers.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 |  Wcsee Wastewater Marlowe Environmental Serviceswcs-group.co.ukHQ: Gloucester, United KingdomReported employees: 11-50 | Gloucester, United Kingdom | 11-50 | Exact match | 32 contacts → |
“At WCSEE we collaborate closely with our clients to design and deliver reliable, robust, and future-proofed wastewater systems tailored to site specific requirements.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Panks Engineers LTDpanks.co.uk HQ: Norwich, United KingdomReported employees: 51-200 | Norwich, United Kingdom | 51-200 | Exact match | 31 contacts → |
“Established in 1842, Panks supply, install, maintain, repair and service pumps and pump systems, including all ancillary equipment such as pipes, valves, fittings, controls etc.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 |  Watertight Managementwatertightmanagement.comHQ: Bromsgrove, United KingdomReported employees: 51-200 | Bromsgrove, United Kingdom | 51-200 | Exact match | 31 contacts → |
“Watertight Management has established itself as a leader in the provision of Clean and Waste water management services.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Prioryprioryms.co.uk HQ: Whyteleafe, United KingdomReported employees: 51-200 | Whyteleafe, United Kingdom | 51-200 | Exact match | 30 contacts → |
“Priory Mechanical Services Limited, established in 1973 as a family run company providing high quality design, installation and maintenance in all aspects of Building Services.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 |  Aqua Technologies Europe Limitedatleurope.comHQ: Hounslow, United KingdomReported employees: 11-50 | Hounslow, United Kingdom | 11-50 | Exact match | 28 contacts → |
“At Aqua Technologies, we deliver customized water management solutions to meet your business needs.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 261 company matches
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Building water management system contractors: dataset insights
September 16, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
258 records in the displayed employee bands.
3 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
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 261 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: September 16, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Questions about this company list
What does Exact match mean for building water management system contractors?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many building water management system contractors did RevenueBase find based in the United Kingdom?
The saved snapshot records 261 matching company records, 11,395 tracked contacts and 4,211 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: September 16, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
Related lists
Building water management system contractors by geography
- Building water management system contractors based in Australia
- Building water management system contractors based in Belgium
- Building water management system contractors based in Brazil
- Building water management system contractors based in Canada
- Building water management system contractors based in Chile
- Building water management system contractors based in Czechia
- Building water management system contractors based in France
- Building water management system contractors based in Germany
- Building water management system contractors based in India
- Building water management system contractors based in Italy
- Building water management system contractors based in Mexico
- Building water management system contractors based in the Netherlands
Cite this list
RevenueBase Data Team. Top 25 building water management system contractors based in the United Kingdom. Snapshot: September 16, 2026. https://revenuebase.ai/companies/building-water-management-system-contractors/united-kingdom.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
More company lists
- All company lists
- Lists by location
- Lists A-Z
- New lists
- Building water management system contractors based in Australia
- Building water management system contractors based in Belgium
- Building water management system contractors based in Brazil
- Building water management system contractors based in Canada
- Building water management system contractors based in Chile
- Building water management system contractors based in Czechia
Company intelligence · public preview
Top 25 building water management system contractors based in the United Kingdom
RevenueBase records 261 matching company records for building water management system contractors based in the United Kingdom, with 11,395 tracked contacts and 4,211 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 16, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 building water management system contractors based in the United Kingdom
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 | Pentairpentair.com HQ: London, United KingdomReported employees: 5,001-10,000 | London, United Kingdom | 5,001-10,000 | Exact match | 6,636 contacts → |
“At Pentair, we help the world sustainably move, improve, and enjoy water, life’s most essential resource.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | MWH Treatmentmwhtreatment.com HQ: Stockport, United KingdomReported employees: 1,001-5,000 | Stockport, United Kingdom | 1,001-5,000 | Exact match | 879 contacts → |
“MWH Treatment is a leading Design and Build non-infrastructure solution provider in the UK water sector, with a water sector heritage dating back to 1820.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Selwood LTDselwood.co.uk HQ: Eastleigh, United KingdomReported employees: 501-1,000 | Eastleigh, United Kingdom | 501-1,000 | Exact match | 477 contacts → |
“Selwood is your trusted partner in mission-critical water handling, storage, and treatment solutions across the UK.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Wavin Uk, An Orbia Businesswavin.co.uk HQ: Sheffield, United KingdomReported employees: 1,001-5,000 | Sheffield, United Kingdom | 1,001-5,000 | Exact match | 283 contacts → |
“Wavin Limited is the UK's leading supplier of water management, plastic drainage, plumbing & underfloor heating and drainage systems for the building, construction and utilities…” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Onsite Central Limitedonsite.co.uk HQ: Worcester, United KingdomReported employees: 201-500 | Worcester, United Kingdom | 201-500 | Exact match | 178 contacts → |
“Originally established in 1977, OnSite is a South Staffordshire Group owned company that has grown through strategic acquisition and organic expansion to become one of the UK's…” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Hydro Internationalhydro-int.com HQ: Clevedon, United KingdomReported employees: 201-500 | Clevedon, United Kingdom | 201-500 | Exact match | 166 contacts → |
“Hydro International, a CRH Company, provides advanced products, services and expertise to help municipal, industrial and construction customers to improve their water management…” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Severn Trent Servicesstservices.co.uk HQ: Coventry, United KingdomReported employees: 1,001-5,000 | Coventry, United Kingdom | 1,001-5,000 | Exact match | 137 contacts → |
“Severn Trent Services offer a range of services to municipal and industrial clients, including the Ministry of Defence and the Coal Authority, for design, build and operation of…” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Alumasc Water Management Solutionsalumascwms.co.uk HQ: Kettering, United KingdomReported employees: 51-200 | Kettering, United Kingdom | 51-200 | Exact match | 112 contacts → |
“AWMS, part of Alumasc Group, is the first joined-up brand in integrated water management.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Metcor Environmentalmetcor.co.uk HQ: Gravesend, United KingdomReported employees: 51-200 | Gravesend, United Kingdom | 51-200 | Exact match | 86 contacts → |
“Metcor Environmental is one of the UK’s leading commercial drainage, plumbing and pump engineering firms.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Siltbuster LTDworkdry.com HQ: Monmouth, United KingdomReported employees: 51-200 | Monmouth, United Kingdom | 51-200 | Exact match | 75 contacts → |
“At Siltbuster Ltd, we operate the UK’s largest rental fleet of water treatment systems, setting the industry benchmark for rapid, reliable, and cost-effective solutions.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | ACO Water Management UK & Irelandaco.co.uk HQ: Shefford, United KingdomReported employees: 201-500 | Shefford, United Kingdom | 201-500 | Exact match | 70 contacts → |
“Throughout the world ACO branded drainage and surface water management systems are recognised for their innovative design, high quality manufacture, environmental excellence and…” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | WJ UKwjgl.com HQ: Kings Langley, United KingdomReported employees: 51-200 | Kings Langley, United Kingdom | 51-200 | Exact match | 65 contacts → |
“Part of the WJ Group, WJ UK offer a complete groundwater control and management service, which encompasses design, installation and maintenance programmes to businesses throughout…” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Willow Pumps Limitedwillowpumps.co.uk HQ: Kent, United KingdomReported employees: 51-200 | Kent, United Kingdom | 51-200 | Exact match | 63 contacts → |
“Willow Pumps provide expert services for all your pump, drainage, waste and clean water needs.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Ashford Environmental Services Limitedashford-group.co.uk HQ: Ashford, United KingdomReported employees: 51-200 | Ashford, United Kingdom | 51-200 | Exact match | 61 contacts → |
“Welcome to Ashford Environmental Services Limited, the UK's leading building services commissioning and water treatment specialist, providing a fully integrated service to…” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | J A Brooksja-brooks.co.uk HQ: London, United KingdomReported employees: 201-500 | London, United Kingdom | 201-500 | Exact match | 55 contacts → |
“J A Brooks was established in 1925 and has a long history in the delivery of Public health and Water services in the London and South East and hold an excellent reputation as one…” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Hydrotec Water Treatment Specialistshydrotec.co.uk HQ: High Wycombe, United KingdomReported employees: 51-200 | High Wycombe, United Kingdom | 51-200 | Exact match | 50 contacts → |
“Hydrotec is the UK’s leading company in the design and manufacture of water treatment products for the building services industry.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | BSGbsgcivilengineering.co.uk HQ: Maghera, United KingdomReported employees: 51-200 | Maghera, United Kingdom | 51-200 | Exact match | 49 contacts → |
“With over 40 year’s industry experience, we are a leading engineering contractor with specialist expertise in the water and wastewater sector.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | T-T Pumps LTDttpumps.com HQ: Woore, United KingdomReported employees: 51-200 | Woore, United Kingdom | 51-200 | Exact match | 49 contacts → |
“Established in 1959, T-T started out as a general engineering company before growing to consist of 6 divisions – T-T Pumps, T-T Controls and Automation, T-T Flow Valves, T-T…” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Graf UK LTDgrafuk.co.uk HQ: Banbury, United KingdomReported employees: 51-200 | Banbury, United Kingdom | 51-200 | Exact match | 43 contacts → |
“Graf UK Ltd was formed following the acquisition of SCP Water Management Ltd by Graf GmbH, the European market leaders in rainwater harvesting.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | J S Wright & CO LTDjswright.co.uk HQ: Birmingham, United KingdomReported employees: 51-200 | Birmingham, United Kingdom | 51-200 | Exact match | 36 contacts → |
“J S Wright & Co Ltd was founded in 1890, and is one of the UK’s leading Building Services providers.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Wcsee Wastewater Marlowe Environmental Serviceswcs-group.co.uk HQ: Gloucester, United KingdomReported employees: 11-50 | Gloucester, United Kingdom | 11-50 | Exact match | 32 contacts → |
“At WCSEE we collaborate closely with our clients to design and deliver reliable, robust, and future-proofed wastewater systems tailored to site specific requirements.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Panks Engineers LTDpanks.co.uk HQ: Norwich, United KingdomReported employees: 51-200 | Norwich, United Kingdom | 51-200 | Exact match | 31 contacts → |
“Established in 1842, Panks supply, install, maintain, repair and service pumps and pump systems, including all ancillary equipment such as pipes, valves, fittings, controls etc.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Watertight Managementwatertightmanagement.com HQ: Bromsgrove, United KingdomReported employees: 51-200 | Bromsgrove, United Kingdom | 51-200 | Exact match | 31 contacts → |
“Watertight Management has established itself as a leader in the provision of Clean and Waste water management services.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Prioryprioryms.co.uk HQ: Whyteleafe, United KingdomReported employees: 51-200 | Whyteleafe, United Kingdom | 51-200 | Exact match | 30 contacts → |
“Priory Mechanical Services Limited, established in 1973 as a family run company providing high quality design, installation and maintenance in all aspects of Building Services.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Aqua Technologies Europe Limitedatleurope.com HQ: Hounslow, United KingdomReported employees: 11-50 | Hounslow, United Kingdom | 11-50 | Exact match | 28 contacts → |
“At Aqua Technologies, we deliver customized water management solutions to meet your business needs.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 261 company matches
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Building water management system contractors: dataset insights
September 16, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
258 records in the displayed employee bands.
3 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
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 261 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: September 16, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Questions about this company list
What does Exact match mean for building water management system contractors?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many building water management system contractors did RevenueBase find based in the United Kingdom?
The saved snapshot records 261 matching company records, 11,395 tracked contacts and 4,211 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: September 16, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
Related lists
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Cite this list
RevenueBase Data Team. Top 25 building water management system contractors based in the United Kingdom. Snapshot: September 16, 2026. https://revenuebase.ai/companies/building-water-management-system-contractors/united-kingdom.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
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- Building water management system contractors based in Australia
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