Company lists · Data refreshed November 2026
Top 25 Water system commissioning contractors based in the United Kingdom
RevenueBase identified 118 company matches for water system commissioning contractors associated with the United Kingdom as of November 2026 and tracks 1,081 professional contacts across them, including 501 with verified work emails. Manchester is the largest hub.
This list covers company matches for water system commissioning 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 November 6, 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 water system commissioning contractors based in the United Kingdom
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 87 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 · Nov 6, 2026 · View company records in RevenueBase | |||||
| 2 | 83 contacts → | ||||
Exact match “End Systems Limited are a highly respected national service provider to the construction industry and have offered specialist solutions to the building services sector since 1976.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 3 | 62 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 · Nov 6, 2026 · View company records in RevenueBase | |||||
| 4 | 47 contacts → | ||||
Exact match “ph Water technologies are one of the leading ‘Total Environment Solutions Companies' operating within the UK.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 5 | 42 contacts → | ||||
Exact match “Cleartech Group specialises in the testing, inspection, certification and compliance (TICC) of building services within the built environment.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 6 | 42 contacts → | ||||
Exact match “Guardian part of Marlowe Environmental Services, delivers a range of water treatment and air quality services, allowing the systems that rely on these elements to work effectively…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 7 | 34 contacts → | ||||
Exact match “Reigate Environmental Services Limited is a Water Treatment and Maintenance company based at 42 Ormside Way, Holmethorpe Industrial Estate, Redhill, Surrey, United Kingdom.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 8 | 29 contacts → | ||||
Exact match “Based in the North East of England, Retroflo Ltd are an Electrical and Mechanical contractor whose main activities are focused in the water industry.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 9 | 29 contacts → | ||||
Exact match “EPSCO delivers the highest standards in water system cleanliness and performance, specialising in Offshore and Marine potable water, Industrial Cooling and Water Utilities.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 10 | 28 contacts → | ||||
Exact match “Engineering Confidence.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 11 | 25 contacts → | ||||
Exact match “Smoothflow have been setting benchmark standards since our inception in 1992 and has grown into one of the most highly regarded providers of water treatment, commissioning &…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 12 | 21 contacts → | ||||
Exact match “Innovation is a privately owned company formed in 1998 and has successfully traded in the Building Services Sector of the Construction Industry since its inception.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 13 | 21 contacts → | ||||
Exact match “MWS (UK) Ltd is one of the leading Water Treatment, Hygiene, HVAC Maintenance and Commissioning companies operating within the UK and was founded in 1992 by owner and managing…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 14 | 20 contacts → | ||||
Exact match “We are a mechanical company working in the construction industry carry out Commissioning, Water Treatment & Ductwork Cleaning.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 15 | 16 contacts → | ||||
Exact match “Comfort Services Group Ltd is a Water treatment, Water Hygiene, Validation and Commissioning of air and water systems company based in Essex serving London and the South East.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 16 | 15 contacts → | ||||
Exact match “Founded in 1992, Eurocom Technical Services provide a comprehensive range of professional HVAC Services, including commissioning, ductwork cleaning and pressure testing, the…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 17 | 14 contacts → | ||||
Exact match “We aim to be the most innovative, professional, Commissioning and Water Treatment service provider within the building services sector.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 18 | 14 contacts → | ||||
Exact match “WaterWise Utilities Ltd is an LRQA-accredited utility infrastructure contractor delivering high-quality water, electrical and traffic management solutions across Scotland.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 19 | 13 contacts → | ||||
Exact match “Our expertise spans the full spectrum of water treatment, including adherence to BSRIA codes and the application of CPC Filtration methodology.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 20 | 13 contacts → | ||||
Exact match “Pureflow Commissioning Ltd were established in 2010 and have steadily grown to cement ourselves as one of the most solid and reliable commissioning companies in the industry.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 21 | 12 contacts → | ||||
Exact match “The company has been in business for over 50 years.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 22 | 12 contacts → | ||||
Exact match “Select Commissioning is a specialist Water Treatment and HVAC Commissioning services provider servicing clients and sites across the UK.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 23 | 12 contacts → | ||||
Exact match “Airtech Premier Ltd is a leading expert in air and water.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 24 | 12 contacts → | ||||
Exact match “Established in 2006, Primary Water Group operates nationally from offices based in Manchester.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 25 | 11 contacts → | ||||
Exact match “Established in 1997 Ashford Environmental Services is recognised as the UK’s leading building services water treatment and commissioning specialist for industry and commerce.” Recorded in the RevenueBase company graph · Nov 6, 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 “water system commissioning 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 118 water system commissioning contractors based in the United Kingdom
See the full list, filter by size, metro and specialty, and access 501 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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Water system commissioning contractors based in the United Kingdom at a glance
As of Nov 6, 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 118 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 “water system commissioning 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 501 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 6, 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 “water system commissioning contractors”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many water system commissioning contractors are there based in the United Kingdom?
RevenueBase identified 118 company matches for water system commissioning contractors 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?
Siltbuster LTD tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which city has the most water system commissioning contractors?
Manchester leads with 7 company records, followed by London (4) and Birmingham (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 501 professional contacts with verified work emails tracked across these 118 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 6, 2026.
Ready to reach these companies? Verified emails and direct dials for all 118 water system commissioning contractors based in the United Kingdom. Start with a free account, no credit card.
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Water system commissioning contractors by geography
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
- Water system commissioning contractors based in Canada
- Water system commissioning contractors based in the United States
- AI companies based in the United Kingdom
- Cybersecurity companies based in the United Kingdom
- Manufacturing companies based in the United Kingdom
- Media companies based in the United Kingdom
Company intelligence · public preview
Top 25 water system commissioning 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 118 matching company records for water system commissioning contractors based in the United Kingdom, with 1,081 tracked contacts and 501 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: November 6, 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 water system commissioning 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 |  Siltbuster LTDworkdry.comHQ: Monmouth, United KingdomReported employees: 51-200 | Monmouth, United Kingdom | 51-200 | Exact match | 87 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 · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 |  END Systemsendsystems.co.ukHQ: Newton-le-willows, United KingdomReported employees: 51-200 | Newton-le-willows, United Kingdom | 51-200 | Exact match | 83 contacts → |
“End Systems Limited are a highly respected national service provider to the construction industry and have offered specialist solutions to the building services sector since 1976.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 |  Ashford Environmental Services Limitedashford-group.co.ukHQ: Ashford, United KingdomReported employees: 51-200 | Ashford, United Kingdom | 51-200 | Exact match | 62 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 · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 |  PH Water Part Of Compliiphwatertechnologies.co.ukHQ: Farnborough, United KingdomReported employees: 51-200 | Farnborough, United Kingdom | 51-200 | Exact match | 47 contacts → |
“ph Water technologies are one of the leading ‘Total Environment Solutions Companies' operating within the UK.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 |  Cleartech Groupcleartech.org.ukHQ: Glasgow, United KingdomReported employees: 51-200 | Glasgow, United Kingdom | 51-200 | Exact match | 42 contacts → |
“Cleartech Group specialises in the testing, inspection, certification and compliance (TICC) of building services within the built environment.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | HQ: Basildon, United KingdomReported employees: 51-200 | Basildon, United Kingdom | 51-200 | Exact match | 42 contacts → |
“Guardian part of Marlowe Environmental Services, delivers a range of water treatment and air quality services, allowing the systems that rely on these elements to work effectively…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 |  Reigate Environmental Services Limitedreigate-environmental.co.ukHQ: Redhill, United KingdomReported employees: 11-50 | Redhill, United Kingdom | 11-50 | Exact match | 34 contacts → |
“Reigate Environmental Services Limited is a Water Treatment and Maintenance company based at 42 Ormside Way, Holmethorpe Industrial Estate, Redhill, Surrey, United Kingdom.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 |  Retrofloretroflo.comHQ: Seaham, United KingdomReported employees: 11-50 | Seaham, United Kingdom | 11-50 | Exact match | 29 contacts → |
“Based in the North East of England, Retroflo Ltd are an Electrical and Mechanical contractor whose main activities are focused in the water industry.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 |  Epsco LTDepsco.co.ukHQ: Perth, United KingdomReported employees: 11-50 | Perth, United Kingdom | 11-50 | Exact match | 29 contacts → |
“EPSCO delivers the highest standards in water system cleanliness and performance, specialising in Offshore and Marine potable water, Industrial Cooling and Water Utilities.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 |  Commissioning Technical Servicescts-ltd.comHQ: London, United KingdomReported employees: 11-50 | London, United Kingdom | 11-50 | Exact match | 28 contacts → |
“Engineering Confidence.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 |  Smoothflow Water Treatment & Commissioningsmoothflow.co.ukHQ: Rickmansworth, United KingdomReported employees: 51-200 | Rickmansworth, United Kingdom | 51-200 | Exact match | 25 contacts → |
“Smoothflow have been setting benchmark standards since our inception in 1992 and has grown into one of the most highly regarded providers of water treatment, commissioning &…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 |  Innovation AIR Conditioning And Building Services Limitedinnovation-acbs.comHQ: Croydon, United KingdomReported employees: 11-50 | Croydon, United Kingdom | 11-50 | Exact match | 21 contacts → |
“Innovation is a privately owned company formed in 1998 and has successfully traded in the Building Services Sector of the Construction Industry since its inception.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 |  MWS UK LTDmws-ltd.co.ukHQ: Bolton, United KingdomReported employees: 11-50 | Bolton, United Kingdom | 11-50 | Exact match | 21 contacts → |
“MWS (UK) Ltd is one of the leading Water Treatment, Hygiene, HVAC Maintenance and Commissioning companies operating within the UK and was founded in 1992 by owner and managing…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 |  Balcomm Limitedbalcomm.co.ukHQ: Richings Park, United KingdomReported employees: 11-50 | Richings Park, United Kingdom | 11-50 | Exact match | 20 contacts → |
“We are a mechanical company working in the construction industry carry out Commissioning, Water Treatment & Ductwork Cleaning.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 |  Comfort Services Groupcomfortservicesgroup.co.ukHQ: Colchester, United KingdomReported employees: 11-50 | Colchester, United Kingdom | 11-50 | Exact match | 16 contacts → |
“Comfort Services Group Ltd is a Water treatment, Water Hygiene, Validation and Commissioning of air and water systems company based in Essex serving London and the South East.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 |  Eurocom Technical Services Limitedeurocomtechservices.comHQ: Walsall, United KingdomReported employees: 11-50 | Walsall, United Kingdom | 11-50 | Exact match | 15 contacts → |
“Founded in 1992, Eurocom Technical Services provide a comprehensive range of professional HVAC Services, including commissioning, ductwork cleaning and pressure testing, the…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 |  Kebble Environmental Serviceskesltd.co.ukHQ: Harlow, United KingdomReported employees: 11-50 | Harlow, United Kingdom | 11-50 | Exact match | 14 contacts → |
“We aim to be the most innovative, professional, Commissioning and Water Treatment service provider within the building services sector.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 |  Waterwise Utilities LTDwaterwiseutilities.co.ukHQ: Clydebank, United KingdomReported employees: 11-50 | Clydebank, United Kingdom | 11-50 | Exact match | 14 contacts → |
“WaterWise Utilities Ltd is an LRQA-accredited utility infrastructure contractor delivering high-quality water, electrical and traffic management solutions across Scotland.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 |  A Spec Environmental LTDaspec-environmental.co.ukHQ: Camberley, United KingdomReported employees: 11-50 | Camberley, United Kingdom | 11-50 | Exact match | 13 contacts → |
“Our expertise spans the full spectrum of water treatment, including adherence to BSRIA codes and the application of CPC Filtration methodology.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 |  Pureflow Commissioning LTDpureflowltd.co.ukHQ: Kent, United KingdomReported employees: 11-50 | Kent, United Kingdom | 11-50 | Exact match | 13 contacts → |
“Pureflow Commissioning Ltd were established in 2010 and have steadily grown to cement ourselves as one of the most solid and reliable commissioning companies in the industry.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 |  H&v Commissioning Services LTDhandv.co.ukHQ: Galston, United KingdomReported employees: 11-50 | Galston, United Kingdom | 11-50 | Exact match | 12 contacts → |
“The company has been in business for over 50 years.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 |  Select Commissioningselectcommissioning.co.ukHQ: London, United KingdomReported employees: 11-50 | London, United Kingdom | 11-50 | Exact match | 12 contacts → |
“Select Commissioning is a specialist Water Treatment and HVAC Commissioning services provider servicing clients and sites across the UK.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 |  Airtech Premier LTDairtechpremier.co.ukHQ: Crowthorne, United KingdomReported employees: 11-50 | Crowthorne, United Kingdom | 11-50 | Exact match | 12 contacts → |
“Airtech Premier Ltd is a leading expert in air and water.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Primary Water Groupprimarywatergroup.com HQ: Cadishead Manchester, United KingdomReported employees: 11-50 | Cadishead Manchester, United Kingdom | 11-50 | Exact match | 12 contacts → |
“Established in 2006, Primary Water Group operates nationally from offices based in Manchester.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 |  Ashford FMashfordfm.comHQ: Swanley, United KingdomReported employees: 51-200 | Swanley, United Kingdom | 51-200 | Exact match | 11 contacts → |
“Established in 1997 Ashford Environmental Services is recognised as the UK’s leading building services water treatment and commissioning specialist for industry and commerce.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 118 company matches
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Water system commissioning contractors: dataset insights
November 6, 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
115 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 118 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: November 6, 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 water system commissioning 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 water system commissioning contractors did RevenueBase find based in the United Kingdom?
The saved snapshot records 118 matching company records, 1,081 tracked contacts and 501 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: November 6, 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
Water system commissioning contractors by geography
Cite this list
RevenueBase Data Team. Top 25 water system commissioning contractors based in the United Kingdom. Snapshot: November 6, 2026. https://revenuebase.ai/companies/water-system-commissioning-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
- Water system commissioning contractors based in Canada
- Water system commissioning contractors based in the United States
- AI companies based in the United Kingdom
- Cybersecurity companies based in the United Kingdom
- Manufacturing companies based in the United Kingdom
- Media companies based in the United Kingdom
Company intelligence · public preview
Top 25 water system commissioning contractors based in the United Kingdom
RevenueBase records 118 matching company records for water system commissioning contractors based in the United Kingdom, with 1,081 tracked contacts and 501 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: November 6, 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 water system commissioning 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 | Siltbuster LTDworkdry.com HQ: Monmouth, United KingdomReported employees: 51-200 | Monmouth, United Kingdom | 51-200 | Exact match | 87 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 · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | END Systemsendsystems.co.uk HQ: Newton-le-willows, United KingdomReported employees: 51-200 | Newton-le-willows, United Kingdom | 51-200 | Exact match | 83 contacts → |
“End Systems Limited are a highly respected national service provider to the construction industry and have offered specialist solutions to the building services sector since 1976.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Ashford Environmental Services Limitedashford-group.co.uk HQ: Ashford, United KingdomReported employees: 51-200 | Ashford, United Kingdom | 51-200 | Exact match | 62 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 · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | PH Water Part Of Compliiphwatertechnologies.co.uk HQ: Farnborough, United KingdomReported employees: 51-200 | Farnborough, United Kingdom | 51-200 | Exact match | 47 contacts → |
“ph Water technologies are one of the leading ‘Total Environment Solutions Companies' operating within the UK.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Cleartech Groupcleartech.org.uk HQ: Glasgow, United KingdomReported employees: 51-200 | Glasgow, United Kingdom | 51-200 | Exact match | 42 contacts → |
“Cleartech Group specialises in the testing, inspection, certification and compliance (TICC) of building services within the built environment.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | HQ: Basildon, United KingdomReported employees: 51-200 | Basildon, United Kingdom | 51-200 | Exact match | 42 contacts → |
“Guardian part of Marlowe Environmental Services, delivers a range of water treatment and air quality services, allowing the systems that rely on these elements to work effectively…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Reigate Environmental Services Limitedreigate-environmental.co.uk HQ: Redhill, United KingdomReported employees: 11-50 | Redhill, United Kingdom | 11-50 | Exact match | 34 contacts → |
“Reigate Environmental Services Limited is a Water Treatment and Maintenance company based at 42 Ormside Way, Holmethorpe Industrial Estate, Redhill, Surrey, United Kingdom.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Retrofloretroflo.com HQ: Seaham, United KingdomReported employees: 11-50 | Seaham, United Kingdom | 11-50 | Exact match | 29 contacts → |
“Based in the North East of England, Retroflo Ltd are an Electrical and Mechanical contractor whose main activities are focused in the water industry.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Epsco LTDepsco.co.uk HQ: Perth, United KingdomReported employees: 11-50 | Perth, United Kingdom | 11-50 | Exact match | 29 contacts → |
“EPSCO delivers the highest standards in water system cleanliness and performance, specialising in Offshore and Marine potable water, Industrial Cooling and Water Utilities.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Commissioning Technical Servicescts-ltd.com HQ: London, United KingdomReported employees: 11-50 | London, United Kingdom | 11-50 | Exact match | 28 contacts → |
“Engineering Confidence.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Smoothflow Water Treatment & Commissioningsmoothflow.co.uk HQ: Rickmansworth, United KingdomReported employees: 51-200 | Rickmansworth, United Kingdom | 51-200 | Exact match | 25 contacts → |
“Smoothflow have been setting benchmark standards since our inception in 1992 and has grown into one of the most highly regarded providers of water treatment, commissioning &…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Innovation AIR Conditioning And Building Services Limitedinnovation-acbs.com HQ: Croydon, United KingdomReported employees: 11-50 | Croydon, United Kingdom | 11-50 | Exact match | 21 contacts → |
“Innovation is a privately owned company formed in 1998 and has successfully traded in the Building Services Sector of the Construction Industry since its inception.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | MWS UK LTDmws-ltd.co.uk HQ: Bolton, United KingdomReported employees: 11-50 | Bolton, United Kingdom | 11-50 | Exact match | 21 contacts → |
“MWS (UK) Ltd is one of the leading Water Treatment, Hygiene, HVAC Maintenance and Commissioning companies operating within the UK and was founded in 1992 by owner and managing…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Balcomm Limitedbalcomm.co.uk HQ: Richings Park, United KingdomReported employees: 11-50 | Richings Park, United Kingdom | 11-50 | Exact match | 20 contacts → |
“We are a mechanical company working in the construction industry carry out Commissioning, Water Treatment & Ductwork Cleaning.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Comfort Services Groupcomfortservicesgroup.co.uk HQ: Colchester, United KingdomReported employees: 11-50 | Colchester, United Kingdom | 11-50 | Exact match | 16 contacts → |
“Comfort Services Group Ltd is a Water treatment, Water Hygiene, Validation and Commissioning of air and water systems company based in Essex serving London and the South East.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Eurocom Technical Services Limitedeurocomtechservices.com HQ: Walsall, United KingdomReported employees: 11-50 | Walsall, United Kingdom | 11-50 | Exact match | 15 contacts → |
“Founded in 1992, Eurocom Technical Services provide a comprehensive range of professional HVAC Services, including commissioning, ductwork cleaning and pressure testing, the…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Kebble Environmental Serviceskesltd.co.uk HQ: Harlow, United KingdomReported employees: 11-50 | Harlow, United Kingdom | 11-50 | Exact match | 14 contacts → |
“We aim to be the most innovative, professional, Commissioning and Water Treatment service provider within the building services sector.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Waterwise Utilities LTDwaterwiseutilities.co.uk HQ: Clydebank, United KingdomReported employees: 11-50 | Clydebank, United Kingdom | 11-50 | Exact match | 14 contacts → |
“WaterWise Utilities Ltd is an LRQA-accredited utility infrastructure contractor delivering high-quality water, electrical and traffic management solutions across Scotland.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | A Spec Environmental LTDaspec-environmental.co.uk HQ: Camberley, United KingdomReported employees: 11-50 | Camberley, United Kingdom | 11-50 | Exact match | 13 contacts → |
“Our expertise spans the full spectrum of water treatment, including adherence to BSRIA codes and the application of CPC Filtration methodology.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Pureflow Commissioning LTDpureflowltd.co.uk HQ: Kent, United KingdomReported employees: 11-50 | Kent, United Kingdom | 11-50 | Exact match | 13 contacts → |
“Pureflow Commissioning Ltd were established in 2010 and have steadily grown to cement ourselves as one of the most solid and reliable commissioning companies in the industry.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | H&v Commissioning Services LTDhandv.co.uk HQ: Galston, United KingdomReported employees: 11-50 | Galston, United Kingdom | 11-50 | Exact match | 12 contacts → |
“The company has been in business for over 50 years.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Select Commissioningselectcommissioning.co.uk HQ: London, United KingdomReported employees: 11-50 | London, United Kingdom | 11-50 | Exact match | 12 contacts → |
“Select Commissioning is a specialist Water Treatment and HVAC Commissioning services provider servicing clients and sites across the UK.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Airtech Premier LTDairtechpremier.co.uk HQ: Crowthorne, United KingdomReported employees: 11-50 | Crowthorne, United Kingdom | 11-50 | Exact match | 12 contacts → |
“Airtech Premier Ltd is a leading expert in air and water.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Primary Water Groupprimarywatergroup.com HQ: Cadishead Manchester, United KingdomReported employees: 11-50 | Cadishead Manchester, United Kingdom | 11-50 | Exact match | 12 contacts → |
“Established in 2006, Primary Water Group operates nationally from offices based in Manchester.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Ashford FMashfordfm.com HQ: Swanley, United KingdomReported employees: 51-200 | Swanley, United Kingdom | 51-200 | Exact match | 11 contacts → |
“Established in 1997 Ashford Environmental Services is recognised as the UK’s leading building services water treatment and commissioning specialist for industry and commerce.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 118 company matches
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Water system commissioning contractors: dataset insights
November 6, 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
115 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 118 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: November 6, 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 water system commissioning 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 water system commissioning contractors did RevenueBase find based in the United Kingdom?
The saved snapshot records 118 matching company records, 1,081 tracked contacts and 501 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: November 6, 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
Water system commissioning contractors by geography
Cite this list
RevenueBase Data Team. Top 25 water system commissioning contractors based in the United Kingdom. Snapshot: November 6, 2026. https://revenuebase.ai/companies/water-system-commissioning-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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