Company lists · Data refreshed September 2026
Top 25 Hydropower engineering firms based in the United Kingdom
RevenueBase identified 119 company matches for hydropower engineering firms associated with the United Kingdom as of September 2026 and tracks 972 professional contacts across them, including 407 with verified work emails. London is the largest hub.
This list covers company matches for hydropower engineering firms 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 hydropower engineering firms based in the United Kingdom
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 116 contacts → | ||||
Exact match “Mackley provides a comprehensive range of services from conception through construction to project delivery.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 2 | 104 contacts → | ||||
Exact match “Gilkes delivers innovative, single source solutions to the Small Hydropower and High Horsepower Engine markets.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 3 | 59 contacts → | ||||
Exact match “Waterco Datrys is a leading consultancy in water and environmental engineering, formed through the merger of Waterco and Datrys in 2024.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 4 | 52 contacts → | ||||
Exact match “Founded in 1860, Qualter Hall owns a continuous history of engineering excellence in the UK and internationally.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 5 | 28 contacts → | ||||
Exact match “Aegaea provides expertise in water, civils and environment including discharge of conditions for outline and full planning.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 6 | 24 contacts → | ||||
Exact match “KGAL offers a complete structural, mechanical, electrical and hydraulic engineering service through all stages of a project, from conceptual design development to final…” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 7 | 22 contacts → | ||||
Exact match “We are one of the leading developers and operators of hydropower.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 8 | 19 contacts → | ||||
Exact match “Hydroplan is a leading UK hydropower consultancy specialising in the design, construction and project management of small to medium sized hydropower projects in the UK and…” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 9 | 18 contacts → | ||||
Exact match “Wallace Stone (formerly Wallace Stone & Partners) was established in 1973 and is a member of the Association for Consultancy and Engineering.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 10 | 16 contacts → | ||||
Exact match “IMH is a leading hydraulic engineering company headquartered in the UK and operating internationally.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 11 | 15 contacts → | ||||
Exact match “Edenvale Young is a Civil Engineering and Scientific Consultancy specialising in the fluvial, coastal and maritime environment.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 12 | 14 contacts → | ||||
Exact match “WCI Group Ltd is the leading expert in water and wastewater engineering, delivering innovative solutions with over four decades of expertise.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 13 | 13 contacts → | ||||
Exact match “Miles Water Engineering are specialists in design, construction and renovation of water-related projects.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 14 | 12 contacts → | ||||
Exact match “Caley Water is a water and environmental consultancy that offers a range of specialist hydraulic modelling, data survey management and civil engineering design services.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 15 | 12 contacts → | ||||
Exact match “Gondolin Land & Water Ltd is a growing Environmental and Civil Engineering Consultancy business based in Scotland with coverage throughout England, Scotland and Ireland.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 16 | 12 contacts → | ||||
Exact match “Gilkes Energy is the UK’s leading independent hydropower and pumped storage hydro project developer.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 17 | 11 contacts → | ||||
Exact match “As part of The FPS Group, FPS Environmental Ltd delivers engineering excellence within the flood, water, and environmental sectors.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 18 | 11 contacts → | ||||
Exact match “The Chemsol Group design, install and maintain both private & commercial water engineering projects across England and Wales.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 19 | 10 contacts → | ||||
Exact match “Richard Allitt Associates is a leading provider of hydraulic engineering and flood risk consultancy for the urban drainage industry.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 20 | 10 contacts → | ||||
Exact match “Established in 1985, M&C Engineering has a wealth of knowledge and experience, as well as an ever-expanding team of highly skilled engineers.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 21 | 10 contacts → | ||||
Exact match “Glenfield Valves, located in Scotland since 1852, have been designing and manufacturing specialist engineered valves for more than 160 years.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 22 | 9 contacts → | ||||
Exact match “UK leader in hydropower consultancy, environmental licensing, detailed design and specification, project management and installation.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 23 | 8 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 24 | 8 contacts → | ||||
Exact match “We offer sustainable planning and design for a changing world.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 25 | 7 contacts → | ||||
Exact match “DERWENT HYDROELECTRIC POWER LIMITED is a specialist hydropower company, involved in all aspects of UK hydro.” 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 “hydropower engineering firms”. 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 119 hydropower engineering firms based in the United Kingdom
See the full list, filter by size, metro and specialty, and access 407 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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Hydropower engineering firms 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 119 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 “hydropower engineering firms” 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 407 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 “hydropower engineering firms”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many hydropower engineering firms are there based in the United Kingdom?
RevenueBase identified 119 company matches for hydropower engineering firms 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?
Mackley tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which city has the most hydropower engineering firms?
London leads with 7 company records, followed by Manchester (4) and Aberdeen (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 407 professional contacts with verified work emails tracked across these 119 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 119 hydropower engineering firms based in the United Kingdom. Start with a free account, no credit card.
Download this list →Related lists
Hydropower engineering firms by geography
- Hydropower engineering firms based in Australia
- Hydropower engineering firms based in Austria
- Hydropower engineering firms based in Brazil
- Hydropower engineering firms based in Canada
- Hydropower engineering firms based in Chile
- Hydropower engineering firms based in Colombia
- Hydropower engineering firms based in France
- Hydropower engineering firms based in Germany
- Hydropower engineering firms based in Greece
- Hydropower engineering firms based in India
- Hydropower engineering firms based in Italy
- Hydropower engineering firms 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
- Hydropower engineering firms based in Australia
- Hydropower engineering firms based in Austria
- Hydropower engineering firms based in Brazil
- Hydropower engineering firms based in Canada
- Hydropower engineering firms based in Chile
- Hydropower engineering firms based in Colombia
Company intelligence · public preview
Top 25 hydropower engineering firms 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 119 matching company records for hydropower engineering firms based in the United Kingdom, with 972 tracked contacts and 407 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 hydropower engineering firms 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 |  Mackleymackley.co.ukHQ: Small Dole, United KingdomReported employees: 51-200 | Small Dole, United Kingdom | 51-200 | Exact match | 116 contacts → |
“Mackley provides a comprehensive range of services from conception through construction to project delivery.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 |  Gilbert Gilkes And Gordon LTDgilkes.comHQ: Kendal, United KingdomReported employees: 51-200 | Kendal, United Kingdom | 51-200 | Exact match | 104 contacts → |
“Gilkes delivers innovative, single source solutions to the Small Hydropower and High Horsepower Engine markets.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 |  Waterco Datryswaterco.co.ukHQ: Ruthin, United KingdomReported employees: 11-50 | Ruthin, United Kingdom | 11-50 | Exact match | 59 contacts → |
“Waterco Datrys is a leading consultancy in water and environmental engineering, formed through the merger of Waterco and Datrys in 2024.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 |  Qualter, Hall & CO Limitedqualterhall.co.ukHQ: Barnsley, United KingdomReported employees: 51-200 | Barnsley, United Kingdom | 51-200 | Exact match | 52 contacts → |
“Founded in 1860, Qualter Hall owns a continuous history of engineering excellence in the UK and internationally.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 |  Aegaea Limitedaegaea.comHQ: London, United KingdomReported employees: 11-50 | London, United Kingdom | 11-50 | Exact match | 28 contacts → |
“Aegaea provides expertise in water, civils and environment including discharge of conditions for outline and full planning.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 |  Kgal Consulting Engineers LTDkgalglobal.comHQ: Wakefield, United KingdomReported employees: 11-50 | Wakefield, United Kingdom | 11-50 | Exact match | 24 contacts → |
“KGAL offers a complete structural, mechanical, electrical and hydraulic engineering service through all stages of a project, from conceptual design development to final…” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 |  Green Highland A Voith Companygreenhighland.co.ukHQ: Perth, United KingdomReported employees: 11-50 | Perth, United Kingdom | 11-50 | Exact match | 22 contacts → |
“We are one of the leading developers and operators of hydropower.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 |  Hydroplan UKhydroplan.co.ukHQ: Wimborne, United KingdomReported employees: 11-50 | Wimborne, United Kingdom | 11-50 | Exact match | 19 contacts → |
“Hydroplan is a leading UK hydropower consultancy specialising in the design, construction and project management of small to medium sized hydropower projects in the UK and…” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 |  Wallace Stone LLPwallacestone.co.ukHQ: Dingwall, United KingdomReported employees: 11-50 | Dingwall, United Kingdom | 11-50 | Exact match | 18 contacts → |
“Wallace Stone (formerly Wallace Stone & Partners) was established in 1973 and is a member of the Association for Consultancy and Engineering.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 |  Industrial And Marine Hydraulicsimh-uk.comHQ: Middlesbrough, United KingdomReported employees: 11-50 | Middlesbrough, United Kingdom | 11-50 | Exact match | 16 contacts → |
“IMH is a leading hydraulic engineering company headquartered in the UK and operating internationally.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Edenvale Young Associatesedenvaleyoung.com HQ: Bristol, United KingdomReported employees: 11-50 | Bristol, United Kingdom | 11-50 | Exact match | 15 contacts → |
“Edenvale Young is a Civil Engineering and Scientific Consultancy specialising in the fluvial, coastal and maritime environment.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 |  WCI Group LTDwci.co.ukHQ: Taunton, United KingdomReported employees: 11-50 | Taunton, United Kingdom | 11-50 | Exact match | 14 contacts → |
“WCI Group Ltd is the leading expert in water and wastewater engineering, delivering innovative solutions with over four decades of expertise.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 |  Miles Water Engineering LTDmiles-water.comHQ: Great Ashfield, United KingdomReported employees: 11-50 | Great Ashfield, United Kingdom | 11-50 | Exact match | 13 contacts → |
“Miles Water Engineering are specialists in design, construction and renovation of water-related projects.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 |  Caley Watercaleywater.co.ukHQ: Edinburgh, United KingdomReported employees: 11-50 | Edinburgh, United Kingdom | 11-50 | Exact match | 12 contacts → |
“Caley Water is a water and environmental consultancy that offers a range of specialist hydraulic modelling, data survey management and civil engineering design services.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 |  Gondolin Land & Water LTDgondolinltd.co.ukHQ: Edinburgh, United KingdomReported employees: 11-50 | Edinburgh, United Kingdom | 11-50 | Exact match | 12 contacts → |
“Gondolin Land & Water Ltd is a growing Environmental and Civil Engineering Consultancy business based in Scotland with coverage throughout England, Scotland and Ireland.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 |  Gilkes Energy LTDgilkesenergy.comHQ: Kendal, United KingdomReported employees: 1-10 | Kendal, United Kingdom | 1-10 | Exact match | 12 contacts → |
“Gilkes Energy is the UK’s leading independent hydropower and pumped storage hydro project developer.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 |  FPS Environmental LTDfpsenvironmental.co.ukHQ: Nottingham, United KingdomReported employees: 1-10 | Nottingham, United Kingdom | 1-10 | Exact match | 11 contacts → |
“As part of The FPS Group, FPS Environmental Ltd delivers engineering excellence within the flood, water, and environmental sectors.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Chemsol Groupchemsol.co.uk HQ: Conwy, United KingdomReported employees: 11-50 | Conwy, United Kingdom | 11-50 | Exact match | 11 contacts → |
“The Chemsol Group design, install and maintain both private & commercial water engineering projects across England and Wales.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 |  Richard Allitt Associates LTDraaltd.co.ukHQ: Staplefield, United KingdomReported employees: 11-50 | Staplefield, United Kingdom | 11-50 | Exact match | 10 contacts → |
“Richard Allitt Associates is a leading provider of hydraulic engineering and flood risk consultancy for the urban drainage industry.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | M&c Engineeringmandcengineering.co.uk HQ: Ipswich, United KingdomReported employees: 11-50 | Ipswich, United Kingdom | 11-50 | Exact match | 10 contacts → |
“Established in 1985, M&C Engineering has a wealth of knowledge and experience, as well as an ever-expanding team of highly skilled engineers.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Glenfield Valves LTDglenfield.co.uk HQ: Prestwick, United KingdomReported employees: 11-50 | Prestwick, United Kingdom | 11-50 | Exact match | 10 contacts → |
“Glenfield Valves, located in Scotland since 1852, have been designing and manufacturing specialist engineered valves for more than 160 years.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 |  Renewables First LTDrenewablesfirst.co.ukHQ: Stroud, United KingdomReported employees: 11-50 | Stroud, United Kingdom | 11-50 | Exact match | 9 contacts → |
“UK leader in hydropower consultancy, environmental licensing, detailed design and specification, project management and installation.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 |  AJT Engineering Limitedajt-engineering.co.ukHQ: Aberdeen, United KingdomReported employees: 51-200 | Aberdeen, United Kingdom | 51-200 | Exact match | 8 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 24 |  Schemaschemaengineering.co.ukHQ: Norwich, United KingdomReported employees: 1-10 | Norwich, United Kingdom | 1-10 | Exact match | 8 contacts → |
“We offer sustainable planning and design for a changing world.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 |  Derwent Hydroelectric Power Limitedderwent-hydro.co.ukHQ: Matlock, United KingdomReported employees: 1-10 | Matlock, United Kingdom | 1-10 | Exact match | 7 contacts → |
“DERWENT HYDROELECTRIC POWER LIMITED is a specialist hydropower company, involved in all aspects of UK hydro.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 119 company matches
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Hydropower engineering firms: 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
119 records in the displayed employee bands.
0 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 119 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 hydropower engineering firms?
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 hydropower engineering firms did RevenueBase find based in the United Kingdom?
The saved snapshot records 119 matching company records, 972 tracked contacts and 407 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
Hydropower engineering firms by geography
- Hydropower engineering firms based in Australia
- Hydropower engineering firms based in Austria
- Hydropower engineering firms based in Brazil
- Hydropower engineering firms based in Canada
- Hydropower engineering firms based in Chile
- Hydropower engineering firms based in Colombia
- Hydropower engineering firms based in France
- Hydropower engineering firms based in Germany
- Hydropower engineering firms based in Greece
- Hydropower engineering firms based in India
- Hydropower engineering firms based in Italy
- Hydropower engineering firms based in the Netherlands
Cite this list
RevenueBase Data Team. Top 25 hydropower engineering firms based in the United Kingdom. Snapshot: September 16, 2026. https://revenuebase.ai/companies/hydropower-engineering-firms/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
- Hydropower engineering firms based in Australia
- Hydropower engineering firms based in Austria
- Hydropower engineering firms based in Brazil
- Hydropower engineering firms based in Canada
- Hydropower engineering firms based in Chile
- Hydropower engineering firms based in Colombia
Company intelligence · public preview
Top 25 hydropower engineering firms based in the United Kingdom
RevenueBase records 119 matching company records for hydropower engineering firms based in the United Kingdom, with 972 tracked contacts and 407 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 hydropower engineering firms 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 | Mackleymackley.co.uk HQ: Small Dole, United KingdomReported employees: 51-200 | Small Dole, United Kingdom | 51-200 | Exact match | 116 contacts → |
“Mackley provides a comprehensive range of services from conception through construction to project delivery.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Gilbert Gilkes And Gordon LTDgilkes.com HQ: Kendal, United KingdomReported employees: 51-200 | Kendal, United Kingdom | 51-200 | Exact match | 104 contacts → |
“Gilkes delivers innovative, single source solutions to the Small Hydropower and High Horsepower Engine markets.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Waterco Datryswaterco.co.uk HQ: Ruthin, United KingdomReported employees: 11-50 | Ruthin, United Kingdom | 11-50 | Exact match | 59 contacts → |
“Waterco Datrys is a leading consultancy in water and environmental engineering, formed through the merger of Waterco and Datrys in 2024.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Qualter, Hall & CO Limitedqualterhall.co.uk HQ: Barnsley, United KingdomReported employees: 51-200 | Barnsley, United Kingdom | 51-200 | Exact match | 52 contacts → |
“Founded in 1860, Qualter Hall owns a continuous history of engineering excellence in the UK and internationally.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Aegaea Limitedaegaea.com HQ: London, United KingdomReported employees: 11-50 | London, United Kingdom | 11-50 | Exact match | 28 contacts → |
“Aegaea provides expertise in water, civils and environment including discharge of conditions for outline and full planning.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Kgal Consulting Engineers LTDkgalglobal.com HQ: Wakefield, United KingdomReported employees: 11-50 | Wakefield, United Kingdom | 11-50 | Exact match | 24 contacts → |
“KGAL offers a complete structural, mechanical, electrical and hydraulic engineering service through all stages of a project, from conceptual design development to final…” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Green Highland A Voith Companygreenhighland.co.uk HQ: Perth, United KingdomReported employees: 11-50 | Perth, United Kingdom | 11-50 | Exact match | 22 contacts → |
“We are one of the leading developers and operators of hydropower.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Hydroplan UKhydroplan.co.uk HQ: Wimborne, United KingdomReported employees: 11-50 | Wimborne, United Kingdom | 11-50 | Exact match | 19 contacts → |
“Hydroplan is a leading UK hydropower consultancy specialising in the design, construction and project management of small to medium sized hydropower projects in the UK and…” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Wallace Stone LLPwallacestone.co.uk HQ: Dingwall, United KingdomReported employees: 11-50 | Dingwall, United Kingdom | 11-50 | Exact match | 18 contacts → |
“Wallace Stone (formerly Wallace Stone & Partners) was established in 1973 and is a member of the Association for Consultancy and Engineering.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Industrial And Marine Hydraulicsimh-uk.com HQ: Middlesbrough, United KingdomReported employees: 11-50 | Middlesbrough, United Kingdom | 11-50 | Exact match | 16 contacts → |
“IMH is a leading hydraulic engineering company headquartered in the UK and operating internationally.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Edenvale Young Associatesedenvaleyoung.com HQ: Bristol, United KingdomReported employees: 11-50 | Bristol, United Kingdom | 11-50 | Exact match | 15 contacts → |
“Edenvale Young is a Civil Engineering and Scientific Consultancy specialising in the fluvial, coastal and maritime environment.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | WCI Group LTDwci.co.uk HQ: Taunton, United KingdomReported employees: 11-50 | Taunton, United Kingdom | 11-50 | Exact match | 14 contacts → |
“WCI Group Ltd is the leading expert in water and wastewater engineering, delivering innovative solutions with over four decades of expertise.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Miles Water Engineering LTDmiles-water.com HQ: Great Ashfield, United KingdomReported employees: 11-50 | Great Ashfield, United Kingdom | 11-50 | Exact match | 13 contacts → |
“Miles Water Engineering are specialists in design, construction and renovation of water-related projects.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Caley Watercaleywater.co.uk HQ: Edinburgh, United KingdomReported employees: 11-50 | Edinburgh, United Kingdom | 11-50 | Exact match | 12 contacts → |
“Caley Water is a water and environmental consultancy that offers a range of specialist hydraulic modelling, data survey management and civil engineering design services.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Gondolin Land & Water LTDgondolinltd.co.uk HQ: Edinburgh, United KingdomReported employees: 11-50 | Edinburgh, United Kingdom | 11-50 | Exact match | 12 contacts → |
“Gondolin Land & Water Ltd is a growing Environmental and Civil Engineering Consultancy business based in Scotland with coverage throughout England, Scotland and Ireland.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Gilkes Energy LTDgilkesenergy.com HQ: Kendal, United KingdomReported employees: 1-10 | Kendal, United Kingdom | 1-10 | Exact match | 12 contacts → |
“Gilkes Energy is the UK’s leading independent hydropower and pumped storage hydro project developer.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | FPS Environmental LTDfpsenvironmental.co.uk HQ: Nottingham, United KingdomReported employees: 1-10 | Nottingham, United Kingdom | 1-10 | Exact match | 11 contacts → |
“As part of The FPS Group, FPS Environmental Ltd delivers engineering excellence within the flood, water, and environmental sectors.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Chemsol Groupchemsol.co.uk HQ: Conwy, United KingdomReported employees: 11-50 | Conwy, United Kingdom | 11-50 | Exact match | 11 contacts → |
“The Chemsol Group design, install and maintain both private & commercial water engineering projects across England and Wales.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Richard Allitt Associates LTDraaltd.co.uk HQ: Staplefield, United KingdomReported employees: 11-50 | Staplefield, United Kingdom | 11-50 | Exact match | 10 contacts → |
“Richard Allitt Associates is a leading provider of hydraulic engineering and flood risk consultancy for the urban drainage industry.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | M&c Engineeringmandcengineering.co.uk HQ: Ipswich, United KingdomReported employees: 11-50 | Ipswich, United Kingdom | 11-50 | Exact match | 10 contacts → |
“Established in 1985, M&C Engineering has a wealth of knowledge and experience, as well as an ever-expanding team of highly skilled engineers.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Glenfield Valves LTDglenfield.co.uk HQ: Prestwick, United KingdomReported employees: 11-50 | Prestwick, United Kingdom | 11-50 | Exact match | 10 contacts → |
“Glenfield Valves, located in Scotland since 1852, have been designing and manufacturing specialist engineered valves for more than 160 years.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Renewables First LTDrenewablesfirst.co.uk HQ: Stroud, United KingdomReported employees: 11-50 | Stroud, United Kingdom | 11-50 | Exact match | 9 contacts → |
“UK leader in hydropower consultancy, environmental licensing, detailed design and specification, project management and installation.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | AJT Engineering Limitedajt-engineering.co.uk HQ: Aberdeen, United KingdomReported employees: 51-200 | Aberdeen, United Kingdom | 51-200 | Exact match | 8 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 24 | Schemaschemaengineering.co.uk HQ: Norwich, United KingdomReported employees: 1-10 | Norwich, United Kingdom | 1-10 | Exact match | 8 contacts → |
“We offer sustainable planning and design for a changing world.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Derwent Hydroelectric Power Limitedderwent-hydro.co.uk HQ: Matlock, United KingdomReported employees: 1-10 | Matlock, United Kingdom | 1-10 | Exact match | 7 contacts → |
“DERWENT HYDROELECTRIC POWER LIMITED is a specialist hydropower company, involved in all aspects of UK hydro.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 119 company matches
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Hydropower engineering firms: 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
119 records in the displayed employee bands.
0 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 119 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 hydropower engineering firms?
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 hydropower engineering firms did RevenueBase find based in the United Kingdom?
The saved snapshot records 119 matching company records, 972 tracked contacts and 407 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 hydropower engineering firms based in the United Kingdom. Snapshot: September 16, 2026. https://revenuebase.ai/companies/hydropower-engineering-firms/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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