Company lists · Data refreshed October 2026

Top 25 Manufacturing energy optimization companies based in the United Kingdom

RevenueBase identified 515 company matches for manufacturing energy optimization companies associated with the United Kingdom as of October 2026 and tracks 19,816 professional contacts across them, including 6,490 with verified work emails. London is the largest hub.

This list covers company matches for manufacturing energy optimization 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 October 17, 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 Oct 17, 2026 How this list was built
515Companies
19,816Contacts tracked
6,490Verified emails
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The 25 largest manufacturing energy optimization companies based in the United Kingdom

Ranked by team size
Top 25 of 515 company matches for manufacturing energy optimization companies based in the United Kingdom, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 17, 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 matchWindsor, United KingdomHQ recorded Oct 17, 202610001+9,535 contacts →

Exact match

“Taking care of things.”

Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
2Exact matchLondon, United KingdomHQ recorded Oct 17, 20261,001-5,0002,589 contacts →

Exact match

“We help businesses manage energy needs, boost efficiency, control costs and achieve decarbonisation goals for a better energy future.”

Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
3Exact matchWalton-on-thames, United KingdomHQ recorded Oct 17, 2026201-500691 contacts →

Exact match

“We are passionate about driving sustainable change for our planet.”

Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
4Exact matchLondon, United KingdomHQ recorded Oct 17, 2026501-1,000652 contacts →

Exact match

“Kaluza is the Energy Intelligence Platform, turning energy complexity into seamless coordination.”

Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
5Exact matchGateshead, United KingdomHQ recorded Oct 17, 2026501-1,000516 contacts →

Exact match

“As leaders in our field, we’re trusted by over businesses to provide a full energy service.”

Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
6Exact matchBury, United KingdomHQ recorded Oct 17, 2026201-500216 contacts →

Exact match

“Who we are » The UK’s leading Energy Management company » Our aim is to increase energy performance within buildings » Deliver energy projects to maximise customer return on…”

Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
7Exact matchManchester, United KingdomHQ recorded Oct 17, 2026201-500194 contacts →

Exact match

“learnd was founded in 2020 to disrupt the way buildings operate by providing energy and cost savings at scale - we call this the Power of Many.”

Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
8Exact matchLondon, United KingdomHQ recorded Oct 17, 2026201-500173 contacts →

Exact match

“CFP Energy is a leading provider of energy and environmental solutions for industrial and commercial clients.”

Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
9Exact matchHebburn, United KingdomHQ recorded Oct 17, 2026201-500160 contacts →

Exact match

“At Consultiv Utilities, we help organisations to take control of their energy strategy and support them in navigating the complexities of energy, with confidence.”

Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
10Exact matchSheffield, United KingdomHQ recorded Oct 17, 202651-200135 contacts →

Exact match

“A D2Zero Company With a 24-year track record, Powerstar is an industry leader in electrification, specialising in designing and manufacturing cutting-edge power management tech…”

Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
11Exact matchBristol, United KingdomHQ recorded Oct 17, 202651-200131 contacts →

Exact match

“Optimised exists to accelerate the shift to a low-carbon future by making energy management work; commercially, operationally and sustainably.”

Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
12Exact matchJarrow, United KingdomHQ recorded Oct 17, 202651-200130 contacts →

Exact match

“Tritility is a UK business energy consultancy helping organisations reduce energy and overhead costs through smarter electricity, gas and water procurement.”

Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
13Exact matchLondon, United KingdomHQ recorded Oct 17, 202651-200128 contacts →

Exact match

“At ZTP, we’re committed to accelerating the transition to a more sustainable future by reducing the negative impact of human activity on our planet - ecologically, financially…”

Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
14Exact matchDoxford International Business Park, United KingdomHQ recorded Oct 17, 202651-200112 contacts →

Exact match

“Managing business energy can be overwhelming.”

Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
15Exact matchIpswich, United KingdomHQ recorded Oct 17, 2026201-500107 contacts →

Exact match

“Haven Power is rebranding as Drax and we’ll soon be retiring this account.”

Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
16Exact matchLondon, United KingdomHQ recorded Oct 17, 202651-200105 contacts →

Exact match

“Best.Energy is a UK based company specialising in the measurement, control and reduction of energy consumption and costs within the industrial, commercial and public sectors.”

Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
17Exact matchCardiff, United KingdomHQ recorded Oct 17, 202651-20070 contacts →

Exact match

“We are an award-winning energy consultancy and certified B Corp™.”

Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
18Exact matchMilton Keynes, United KingdomHQ recorded Oct 17, 202651-20070 contacts →

Exact match

“TEAM is the UK’s leading supplier of carbon and energy management solutions committed to driving the efficiency and sustainability of energy consumption and environmental…”

Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
19Exact matchHoughton Le Spring, United KingdomHQ recorded Oct 17, 202651-20059 contacts →

Exact match

“As one of the largest energy consultancies in the UK, Direct Business Solutions can take the hassle out of business utilities with comprehensive utility management services.”

Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
20Exact matchLondon, United KingdomHQ recorded Oct 17, 202651-20059 contacts →

Exact match

“We help heavy industry like steel become more energy efficient through the deployment of intelligent MV motor control via a zero-capex model: guaranteed net savings for the…”

Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
21Exact matchNelson, United KingdomHQ recorded Oct 17, 202611-5056 contacts →

Exact match

“We’re an energy management consultancy specialising in supporting energy-intensive businesses with energy procurement, energy management, and sustainability challenges.”

Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
22Exact matchBury, United KingdomHQ recorded Oct 17, 2026201-50054 contacts →

Exact match

“Who we are » The UK’s leading Energy Management company » Our aim is to increase energy performance within buildings » Deliver energy projects to maximise customer return on…”

Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
23Exact matchLondon, United KingdomHQ recorded Oct 17, 202611-5053 contacts →

Exact match

“Advantage Utilities mission is to provide customers with a “One-Stop-Shop” for all their energy needs – with Market Leading Data/Expertise and Unrivalled “Drop Everything”…”

Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
24Exact matchLondon, United KingdomHQ recorded Oct 17, 202611-5049 contacts →

Exact match

“Powerverse is a smart energy management company committed to creating a more affordable, connected electric future.”

Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
25Exact matchWhite Moss Business Park, United KingdomHQ recorded Oct 17, 202611-5047 contacts →

Exact match

“Cotopaxi Energy is an independent engineering consultancy specialising in utility and carbon reduction.”

Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase

Showing 25 of 515 manufacturing energy optimization companies based in the United Kingdom

See the full list, filter by size, metro and specialty, and access 6,490 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Manufacturing energy optimization companies based in the United Kingdom at a glance

As of Oct 17, 2026
32.8%Verified-email coverage
38.5Average contacts per company
1-10Median size (employees)
15.1%Largest-city concentration · London
Oct 17, 2026Page data refreshed

Companies by employee count

1-10
270
11-50
188
51-200
33
201-500
11
501-1,000
3
1,001-5,000
3
5,001-10,000
2
10001+
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 515 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 “manufacturing energy optimization 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 6,490 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 October 17, 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.

Manufacturing energy optimization 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 “manufacturing energy optimization companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many manufacturing energy optimization companies are there based in the United Kingdom?

RevenueBase identified 515 company matches for manufacturing energy optimization companies associated with the United Kingdom as of October 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?

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

Which city has the most manufacturing energy optimization companies?

London leads with 78 company records, followed by Manchester (21) and Newcastle Upon Tyne (10).

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 6,490 professional contacts with verified work emails tracked across these 515 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 October 17, 2026.

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About this data

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