Company lists · Data refreshed September 2026

Top 16 Energy storage materials suppliers based in the United Kingdom

RevenueBase identified 45 energy storage materials suppliers headquartered in the United Kingdom as of September 2026 and tracks 425 professional contacts across them, including 159 with verified work emails. London is the largest hub.

This list covers energy storage materials suppliers headquartered in the United Kingdom, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 16, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, 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 HQ checked on every row RevenueBase Smart Search rating on every row Refreshed Sep 16, 2026 86% judged on-target in blind review
45Companies
425Contacts tracked
159Verified emails
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The 16 largest energy storage materials suppliers based in the United Kingdom

Ranked by team size
Top 16 of 45 energy storage materials suppliers based in the United Kingdom, ranked by team size, largest first. Data refreshed Sep 16, 2026. RevenueBase Smart Search rates how each company's information relates to energy storage materials suppliers: strong evidence (its own description names it), partial (names part of it), indirect (matched on the rest of its profile rather than the description shown). Click a contact count to view that company's people.
#CompanyRevenueBase Smart SearchHeadquartersEmployeesContacts
1Strong evidenceEdinburgh, United KingdomHQ checked Sep 16, 202651-20079 contacts →

Strong evidence

“Sunamp’s space-saving thermal energy storage uses patented phase change materials to make homes and buildings more energy-efficient and sustainable.”

Source: RevenueBase Database · checked Sep 16, 2026
2Indirect evidenceNottingham, United KingdomHQ checked Sep 16, 202651-20031 contacts →

Indirect evidence

“Power Saving Solutions UK began as an electrical contractor.”

Source: RevenueBase Database · checked Sep 16, 2026
3Indirect evidenceThurso, United KingdomHQ checked Sep 16, 202651-20030 contacts →

Indirect evidence

“Denchi is an engineering and manufacturing business that specialises in high reliability custom and off-the-shelf battery systems.”

Source: RevenueBase Database · checked Sep 16, 2026
4Indirect evidenceCoventry, United KingdomHQ checked Sep 16, 20261-1013 contacts →

Indirect evidence

“Global Nano Network is a technology company solving battery power density and cycle life issues with HyperFoil®, a high-performance current collector that is form factor and…”

Source: RevenueBase Database · checked Sep 16, 2026
5Strong evidenceLondon, United KingdomHQ checked Sep 16, 202611-5011 contacts →

Strong evidence

“Happy Electron is developing electric energy storages and electric energy generation devices for high-performance applications.”

Source: RevenueBase Database · checked Sep 16, 2026
6Indirect evidenceTelford, United KingdomHQ checked Sep 16, 202611-5011 contacts →

Indirect evidence

“AceOn Group, the battery power specialists, based in Shropshire, specialise in the design and assembly of custom built battery packs and the distribution of industrial and…”

Source: RevenueBase Database · checked Sep 16, 2026
7Strong evidenceNewcastle-upon-tyne, United KingdomHQ checked Sep 16, 20261-109 contacts →

Strong evidence

“The Heat Vault Company provides a solution to both short-term and long-term energy storage: not just for minutes, but up to decades.”

Source: RevenueBase Database · checked Sep 16, 2026
8Strong evidenceSouthampton, United KingdomHQ checked Sep 16, 20261-108 contacts →

Strong evidence

“Alpha House Ltd leads the charge in innovative and sustainable energy storage solutions.”

Source: RevenueBase Database · checked Sep 16, 2026
9Strong evidenceDursley, United KingdomHQ checked Sep 16, 202611-507 contacts →

Strong evidence

“AlphaESS UK is the exclusive partner of AlphaESS, a global leader in advanced battery energy storage solutions.”

Source: RevenueBase Database · checked Sep 16, 2026
10Indirect evidencePiltdown, United KingdomHQ checked Sep 16, 202611-507 contacts →

Indirect evidence

“For over 20 years Fairfield has specialised in the supply of batteries for a wide range of markets and has established a solid reputation for “Best in Class” service.”

Source: RevenueBase Database · checked Sep 16, 2026
11Strong evidenceLondon, United KingdomHQ checked Sep 16, 202611-507 contacts →

Strong evidence

“EQONIC Group is a British technology company creating and delivering transformative energy storage technologies to help the world transition towards a zero emissions future.”

Source: RevenueBase Database · checked Sep 16, 2026
12Strong evidenceStaverton, United KingdomHQ checked Sep 16, 202611-505 contacts →

Strong evidence

“Leverage the disruptive aerospace electrification shift, to enter and establish Electroflight as an industry leading supplier of Energy Storage Systems and surrounding technologies”

Source: RevenueBase Database · checked Sep 16, 2026
13Partial evidenceLeeds, United KingdomHQ checked Sep 16, 20261-104 contacts →

Partial evidence

“Don’t sell unused energy back to the grid… Store it to use yourself on days you need a top-up.”

Source: RevenueBase Database · checked Sep 16, 2026
14Strong evidenceRichmond, United KingdomHQ checked Sep 16, 20261-104 contacts →

Strong evidence

“Sherwood Power provides bulk energy storage for Industrial & Commercial clients, lowering costs and improving reliability of electricity supply.”

Source: RevenueBase Database · checked Sep 16, 2026
15Strong evidenceRotherham, United KingdomHQ checked Sep 16, 202611-503 contacts →

Strong evidence

“We are energy storage technology innovators, founded in 2017.”

Source: RevenueBase Database · checked Sep 16, 2026
16Strong evidenceGloucester, United KingdomHQ checked Sep 16, 20261-101 contacts →

Strong evidence

“UK distributor of residential and utility scale energy storage systems and components.”

Source: RevenueBase Database · checked Sep 16, 2026

Showing 16 of 45 energy storage materials suppliers based in the United Kingdom

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Energy storage materials suppliers based in the United Kingdom at a glance

As of Sep 16, 2026
37.4%Verified-email coverage
9.4Average contacts per company
11-50Median size (employees)
20.0%Largest-city concentration · London
Sep 16, 2026Page data refreshed

Companies by employee count

1-10
17
11-50
18
51-200
6
201-500
1
501-1,000
1
1,001-5,000
1

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 45 companies.

How this list was built

Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among energy storage materials suppliers, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search rating on every row are there so you can check each match yourself.

Source
The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase Smart Search, the natural-language company search available to every RevenueBase user.
What qualifies
Companies headquartered in the United Kingdom whose own description of what they do matches “energy storage materials suppliers”. Matching reads each company's description, not its industry code or its name.
RevenueBase Smart Search
RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names energy storage materials suppliers), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
What we exclude
Companies whose own description does not clearly place them among energy storage materials suppliers, and records with no verified work email. Companies headquartered outside United Kingdom are excluded even when they keep an office there.
Match quality
In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and its RevenueBase Smart Search rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
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 listed company carries at least one verified work email, 159 across the full list. 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.
Corrections
Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.

Frequently asked

What is RevenueBase Smart Search?

RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names energy storage materials suppliers, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.

How many energy storage materials suppliers are there based in the United Kingdom?

RevenueBase identified 45 energy storage materials suppliers headquartered in the United Kingdom as of September 2026, matched on each company's own description of what it does rather than its industry code.

What is the largest company on this list?

Sunamp, headquartered in Edinburgh, tops this list with the largest team on record.

Which city has the most energy storage materials suppliers?

London leads with 9 headquartered companies, followed by Coventry (2) and Ebbw Vale (2).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 159 verified decision-maker contacts tracked across these 45 companies.

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.

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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 Smart Search, 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.