Company lists · Data refreshed September 2026

Top 25 Renewable energy storage companies based in the United Kingdom

Name: Renewable energy storage companies based in the United Kingdom
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 17, 2026 601 companies tracked

RevenueBase identified 601 company matches for renewable energy storage companies associated with the United Kingdom as of September 2026 and tracks 17,919 professional contacts across them, including 7,508 with verified work emails. London is the largest hub.

This list covers company matches for renewable energy storage 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 September 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 Sep 17, 2026 How this list was built

601Companies

17,919Contacts tracked

7,508Verified emails

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The 25 largest renewable energy storage companies based in the United Kingdom

Ranked by team size

Top 25 of 601 company matches for renewable energy storage companies based in the United Kingdom, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 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.
#	Company	RevenueBase SmartSearch	Headquarters	Employees	Contacts
1	RES	Exact match	Kings Langley, United KingdomHQ recorded Sep 17, 2026	1,001-5,000	3,721 contacts →
	Exact match “RES is the world’s largest independent renewable energy company, working across 24 countries and active in wind, solar, energy storage, green hydrogen, transmission, and…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
2	Drax Group	Exact match	Selby, United KingdomHQ recorded Sep 17, 2026	1,001-5,000	1,461 contacts →
	Exact match “Drax is enabling a zero carbon, lower cost energy future Drax Group is a renewable and flexible generation energy company engaged in renewable power generation, the production of…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
3	Clarke Energy	Exact match	Liverpool, United KingdomHQ recorded Sep 17, 2026	1,001-5,000	1,049 contacts →
	Exact match “Clarke Energy, a Rehlko company, specialises in energy efficient, low carbon and flexible energy systems.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
4	SMS PLC	Exact match	Glasgow, United KingdomHQ recorded Sep 17, 2026	1,001-5,000	766 contacts →
	Exact match “Through our range of innovative energy solutions, we are delivering the future of smart energy – working closely with private and public sector partners to decarbonise the UK…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
5	Sonnedix	Exact match	London, United KingdomHQ recorded Sep 17, 2026	501-1,000	563 contacts →
	Exact match “Sonnedix is a global renewable energy company delivering 100% clean electricity directly to customers through a diversified portfolio of solar, wind, and storage assets.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
6	Reon Energy Limited	Exact match	London, United KingdomHQ recorded Sep 17, 2026	201-500	402 contacts →
	Exact match “Reon Energy is a leading Cleantech company deploying Intelligent Renewable Energy Microgrids across South Asia, GCC & African region.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
7	Zenobē	Exact match	London, United KingdomHQ recorded Sep 17, 2026	201-500	336 contacts →
	Exact match “We're Zenobē Energy and we're on a mission to make clean power accessible.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
8	Intec Energy Solutions	Exact match	London, United KingdomHQ recorded Sep 17, 2026	501-1,000	242 contacts →
	Exact match “INTEC Energy Solutions delivers best-in-class services in Engineering, Procurement, Construction (EPC), Battery Energy Storage Systems (BESS), Manufacturing, Project Development…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
9	Ethical Power	Exact match	Exeter, United KingdomHQ recorded Sep 17, 2026	51-200	231 contacts →
	Exact match “Ethical Power Group launched in the UK in 2010.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
10	Anesco LTD	Exact match	Aldermaston Nr Reading, United KingdomHQ recorded Sep 17, 2026	201-500	216 contacts →
	Exact match “Anesco is a market leader in renewable energy and energy efficiency.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
11	VPI	Exact match	London, United KingdomHQ recorded Sep 17, 2026	201-500	214 contacts →
	Exact match “With a capacity of 3.5GW, we are one of the leading power companies in the UK and Ireland.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
12	FIELD	Exact match	London, United KingdomHQ recorded Sep 17, 2026	51-200	179 contacts →
	Exact match “We're creating the renewable energy infrastructure and trading company of the future.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
13	Invinity Energy Systems	Exact match	Liverpool Street, United KingdomHQ recorded Sep 17, 2026	51-200	159 contacts →
	Exact match “Invinity Energy Systems plc (AIM:IES) manufactures vanadium flow batteries for the large-scale energy storage requirements of businesses, industry and electricity networks.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
14	Cero Generation	Exact match	London, United KingdomHQ recorded Sep 17, 2026	51-200	145 contacts →
	Exact match “We’re focused on developing and delivering utility-scale solar and battery energy storage system (BESS) projects that power the transition to a cleaner, more resilient energy…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
15	Statera Energy	Exact match	London, United KingdomHQ recorded Sep 17, 2026	51-200	142 contacts →
	Exact match “Statera Energy is a UK-based energy company that develops, owns, and operates flexible generation, battery storage, pumped hydro and green hydrogen projects.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
16	Geopura	Exact match	Newcastle, United KingdomHQ recorded Sep 17, 2026	51-200	137 contacts →
	Exact match “GeoPura has a totally zero emissions answer to how we’re going to generate and distribute the vast amount of energy required to decarbonise our global economies.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
17	Powerstar	Exact match	Sheffield, United KingdomHQ recorded Sep 17, 2026	51-200	135 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 · Sep 17, 2026 · View company records in RevenueBase
18	Habitat Energy	Exact match	Oxford, United KingdomHQ recorded Sep 17, 2026	11-50	114 contacts →
	Exact match “Habitat Energy provide a state-of-the-art optimisation and trading platform for grid-scale battery storage and renewables in the UK, US, and Australia.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
19	Econergy Renewable Energy LTD	Exact match	London, United KingdomHQ recorded Sep 17, 2026	51-200	112 contacts →
	Exact match “Our Vision Renewable energy will be the source of power for future generations.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
20	Givenergy	Exact match	Newcastle Under Lyme, United KingdomHQ recorded Sep 17, 2026	51-200	101 contacts →
	Exact match “GivEnergy – No.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
21	Everoze	Exact match	Bristol, United KingdomHQ recorded Sep 17, 2026	51-200	100 contacts →
	Exact match “Everoze is an employee-owned renewables, green hydrogen and storage consultancy.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
22	EKU Energy	Exact match	London, United KingdomHQ recorded Sep 17, 2026	51-200	87 contacts →
	Exact match “Eku Energy is a specialist, technology-enabled developer dedicated to accelerating the energy transition.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
23	Private Energy Partners	Exact match	Swindon, United KingdomHQ recorded Sep 17, 2026	51-200	84 contacts →
	Exact match “Private Energy Partners (PEP) is an affiliate of Quinbrook, a specialist investment manager focused exclusively on the infrastructure needed to drive the energy and digital…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
24	Ampyr Solar Europe	Exact match	London, United KingdomHQ recorded Sep 17, 2026	51-200	82 contacts →
	Exact match “Headquartered in London, AMPYR Solar Europe (ASE) is an independent renewable asset developer and IPP active in Germany, the Netherlands and the UK.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
25	Sunamp	Exact match	Edinburgh, United KingdomHQ recorded Sep 17, 2026	51-200	79 contacts →
	Exact match “Sunamp’s space-saving thermal energy storage uses patented phase change materials to make homes and buildings more energy-efficient and sustainable.” Recorded in the RevenueBase company graph · Sep 17, 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 “renewable energy storage companies”. 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 601 renewable energy storage companies based in the United Kingdom

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Renewable energy storage companies based in the United Kingdom at a glance

As of Sep 17, 2026

41.9%Verified-email coverage

29.8Average contacts per company

1-10Median size (employees)

24.8%Largest-city concentration · London

Sep 17, 2026Page data refreshed

Companies by employee count

1-10

306

11-50

200

51-200

201-500

501-1,000

1,001-5,000

10001+

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 601 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 “renewable energy storage 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 7,508 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 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.

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

How many renewable energy storage companies are there based in the United Kingdom?

RevenueBase identified 601 company matches for renewable energy storage companies 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?

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

Which city has the most renewable energy storage companies?

London leads with 149 company records, followed by Edinburgh (10) and Glasgow (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 7,508 professional contacts with verified work emails tracked across these 601 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 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.