Company lists · Data refreshed November 2026

Top 25 Hydroelectric engineering companies based in the United Kingdom

RevenueBase identified 230 company matches for hydroelectric engineering companies associated with the United Kingdom as of November 2026 and tracks 4,642 professional contacts across them, including 1,884 with verified work emails. London is the largest hub.

This list covers company matches for hydroelectric engineering companies 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.

How to read this list RevenueBase SmartSearch · Exact Recorded Nov 6, 2026 How this list was built
230Companies
4,642Contacts tracked
1,884Verified emails
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The 25 largest hydroelectric engineering companies based in the United Kingdom

Ranked by team size
Top 25 of 230 company matches for hydroelectric engineering companies based in the United Kingdom, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 6, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchLondon, United KingdomHQ recorded Nov 6, 20261,001-5,0001,172 contacts →

Exact match

“Faithful+Gould is now AtkinsRéalis.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchLeeds, United KingdomHQ recorded Nov 6, 20261,001-5,000740 contacts →

Exact match

“Freedom is a leading provider of facilities and power engineering services.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchDurham, United KingdomHQ recorded Nov 6, 2026201-500156 contacts →

Exact match

“End to End Service: From initial investigations and assessments to planning, design and engineering support, we give you a foundation of confidence for your site development…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchSwavesey, United KingdomHQ recorded Nov 6, 2026201-500144 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchUnited KingdomHQ recorded Nov 6, 202651-200136 contacts →

Exact match

“Project Consultant & Development Partner: Civil, Structural, Mechanical & Electrical Engineering Designs; Highways, Transportation & Environmental; Cost & Commercial & Development…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchKendal, United KingdomHQ recorded Nov 6, 202651-200118 contacts →

Exact match

“Gilkes delivers innovative, single source solutions to the Small Hydropower and High Horsepower Engine markets.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchOmagh, United KingdomHQ recorded Nov 6, 202651-20078 contacts →

Exact match

“The Adman group of companies is a leading provider of civil engineering and construction services with a proven track record of service delivery for both public and private sector…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchNorthallerton, United KingdomHQ recorded Nov 6, 202651-20077 contacts →

Exact match

“Omnia Projects are an Engineering Consultancy providing multidisciplinary expertise for energy projects providing a complete service from feasibility and concept development…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchLondon, United KingdomHQ recorded Nov 6, 202611-5069 contacts →

Exact match

“Chosen to deliver, trusted to care - for 30 years we’ve worked with clients across a diverse range of sectors to deliver safe and sustainable engineering solutions that prioritise…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchLeicester, United KingdomHQ recorded Nov 6, 202651-20056 contacts →

Exact match

“Kelvin Power provides expert advice and design solutions to the global power industry and the renewable energy sector.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchSurbiton, United KingdomHQ recorded Nov 6, 202651-20051 contacts →

Exact match

“At Whitfield Consulting Services we believe infrastructure requires more than just a one-off design.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchBarnsley, United KingdomHQ recorded Nov 6, 202651-20050 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 · Nov 6, 2026 · View company records in RevenueBase
13Exact matchPerivale, United KingdomHQ recorded Nov 6, 202651-20043 contacts →

Exact match

“Durkin and Sons have for 40 years been a go-to partner for National Grid, and DNO organisations, who continue to entrust the delivery of large HV & EHV cabling projects to us.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchThurso, United KingdomHQ recorded Nov 6, 202651-20043 contacts →

Exact match

“JGC is one of the UK's leading engineering companies with the breadth and depth of technical expertise to respond to the daily complex challenges of major engineering projects.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchCopgrove, United KingdomHQ recorded Nov 6, 202651-20041 contacts →

Exact match

“Energyline Ltd is a growing multi-disciplinary consultancy specialising in the design, survey, investigation and consenting of power system projects including overhead lines and…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchColchester, United KingdomHQ recorded Nov 6, 202611-5036 contacts →

Exact match

“At energypeople our purpose is to deliver innovative engineering, management and technical solutions to public, private and donor organisations in the power sector.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchStockport Cheshire, United KingdomHQ recorded Nov 6, 202651-20033 contacts →

Exact match

“Our scope of services extends across the full project lifecycle, from feasibility studies and design, through to installation, commissioning, ongoing routine and reactive…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchBristol, United KingdomHQ recorded Nov 6, 202611-5032 contacts →

Exact match

“Our Footprints combines a small and dedicated group of highly experienced and qualified Engineers/ Project Managers.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchLondon, United KingdomHQ recorded Nov 6, 202611-5031 contacts →

Exact match

“SAUD CONSULTANT LIMITED is a construction company based out of 153 Green Lanes, London, United Kingdom.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchSheffield, United KingdomHQ recorded Nov 6, 202611-5030 contacts →

Exact match

“Eadon Consulting is an engineering business with expertise in design and analysis of mechanical, structural, electrical and hydraulic systems.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchPerth, United KingdomHQ recorded Nov 6, 202611-5028 contacts →

Exact match

“We are one of the leading developers and operators of hydropower.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchWhaley Bridge, United KingdomHQ recorded Nov 6, 202611-5028 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchWakefield, United KingdomHQ recorded Nov 6, 202611-5026 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 · Nov 6, 2026 · View company records in RevenueBase
24Exact matchCookstown, United KingdomHQ recorded Nov 6, 202651-20025 contacts →

Exact match

“Enisca is a multi-disciplinary design, engineering and construction business operating in the power and environmental sectors delivering innovative, sustainable and quality…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchLondon, United KingdomHQ recorded Nov 6, 202611-5024 contacts →

Exact match

“Navitas Engineering provides electrical engineering consultancy services to the railway and electricity supply industries.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase

Showing 25 of 230 hydroelectric engineering companies based in the United Kingdom

See the full list, filter by size, metro and specialty, and access 1,884 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Hydroelectric engineering companies based in the United Kingdom at a glance

As of Nov 6, 2026
40.6%Verified-email coverage
20.2Average contacts per company
1-10Median size (employees)
12.6%Largest-city concentration · London
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
137
11-50
51
51-200
27
201-500
4
501-1,000
2
1,001-5,000
2

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 230 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 “hydroelectric engineering companies” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
RevenueBase SmartSearch
Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
Public preview
The public preview omits records without a verified work email. Where headquarters information is recorded, preview rows are also filtered to this page’s location. Dataset totals and geographic summaries describe the full matched records before these preview filters.
Match quality
RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
Ranking
Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
Verification
Every displayed company carries at least one verified work email. RevenueBase tracks 1,884 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.

Hydroelectric engineering companies by metro

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 “hydroelectric engineering companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many hydroelectric engineering companies are there based in the United Kingdom?

RevenueBase identified 230 company matches for hydroelectric engineering companies 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?

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

Which city has the most hydroelectric engineering companies?

London leads with 29 company records, followed by Manchester (9) and Birmingham (7).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work limited free results with 500 credits to start. Upgrading provides access to the 1,884 professional contacts with verified work emails tracked across these 230 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 230 hydroelectric engineering companies based in the United Kingdom. Start with a free account, no credit card.

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About this data

RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase SmartSearch, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.