Company lists · Data refreshed September 2026

Top 24 Distributed energy software companies based in the United Kingdom

RevenueBase identified 472 distributed energy software companies headquartered in the United Kingdom as of September 2026 and tracks 13,445 professional contacts across them, including 5,666 with verified work emails. London is the largest hub.

This list covers distributed energy software companies 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 21, 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 21, 2026 86% judged on-target in blind review
472Companies
13,445Contacts tracked
5,666Verified emails
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The 24 largest distributed energy software companies based in the United Kingdom

Ranked by team size
Top 24 of 472 distributed energy software companies based in the United Kingdom, ranked by team size, largest first. Data refreshed Sep 21, 2026. RevenueBase Smart Search rates how each company's information relates to distributed energy software companies: 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
1Partial evidenceLondon, United KingdomHQ checked Sep 21, 20261,001-5,0003,989 contacts →

Partial evidence

“We're on a mission to make a big green dent in the universe by building a truly sustainable energy system globally.”

Source: RevenueBase Database · checked Sep 21, 2026
2Partial evidenceLiverpool, United KingdomHQ checked Sep 21, 20261,001-5,0001,049 contacts →

Partial evidence

“Clarke Energy, a Rehlko company, specialises in energy efficient, low carbon and flexible energy systems.”

Source: RevenueBase Database · checked Sep 21, 2026
3Partial evidenceGlasgow, United KingdomHQ checked Sep 21, 20261,001-5,000766 contacts →

Partial evidence

“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…”

Source: RevenueBase Database · checked Sep 21, 2026
4Indirect evidenceManchester, United KingdomHQ checked Sep 21, 20261,001-5,000692 contacts →

Indirect evidence

“We are Calisen.”

Source: RevenueBase Database · checked Sep 21, 2026
5Partial evidenceLondon, United KingdomHQ checked Sep 21, 2026501-1,000595 contacts →

Partial evidence

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

Source: RevenueBase Database · checked Sep 21, 2026
6Indirect evidenceSolihull, United KingdomHQ checked Sep 21, 2026201-500293 contacts →

Indirect evidence

“Correla exists because we dream of a simpler, greener society powered by our investment in innovation and our passion for customers.”

Source: RevenueBase Database · checked Sep 21, 2026
7Partial evidenceLondon, United KingdomHQ checked Sep 21, 202651-200275 contacts →

Partial evidence

“Established in 2002, Inatech is a global pioneer in intelligent cloud-based energy trading risk management (ETRM) and fuel management solutions.”

Source: RevenueBase Database · checked Sep 21, 2026
8Partial evidenceAbingdon, United KingdomHQ checked Sep 21, 202651-200174 contacts →

Partial evidence

“Conrad Energy is a leading UK energy company.”

Source: RevenueBase Database · checked Sep 21, 2026
9Partial evidenceStallingborough, United KingdomHQ checked Sep 21, 2026201-500168 contacts →

Partial evidence

“We give you control of your generated green energy, creating the ultimate eco-smart home.”

Source: RevenueBase Database · checked Sep 21, 2026
10Partial evidenceLondon, United KingdomHQ checked Sep 21, 202651-200146 contacts →

Partial evidence

“At Brady Technologies, we are at the forefront of the energy transition, helping market participants navigate new challenges and opportunities with confidence.”

Source: RevenueBase Database · checked Sep 21, 2026
11Strong evidenceEdinburgh, United KingdomHQ checked Sep 21, 202651-200132 contacts →

Strong evidence

“ENODA’s world-class team are building the first truly decentralized, intelligent energy system that will reshape how we generate, store, and distribute energy.”

Source: RevenueBase Database · checked Sep 21, 2026
12Partial evidenceOxfordshire, United KingdomHQ checked Sep 21, 202651-200120 contacts →

Partial evidence

“AMT-SYBEX has worked in the infrastructure and energy industries since 1990, witnessing many changes; from privatisation to deregulation, to smart energy and beyond.”

Source: RevenueBase Database · checked Sep 21, 2026
13Strong evidenceManchester, United KingdomHQ checked Sep 21, 202651-200117 contacts →

Strong evidence

“POWWR is a cloud-based software provider for the energy and utilities sector.”

Source: RevenueBase Database · checked Sep 21, 2026
14Partial evidenceOxford, United KingdomHQ checked Sep 21, 202611-50114 contacts →

Partial evidence

“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.”

Source: RevenueBase Database · checked Sep 21, 2026
15Partial evidenceEnfield, United KingdomHQ checked Sep 21, 2026201-500112 contacts →

Partial evidence

“As renewable energy technology experts, we have the knowledge and skills to help commercial clients switch to a greener, lower cost and more independent energy source.”

Source: RevenueBase Database · checked Sep 21, 2026
16Strong evidenceGlasgow, United KingdomHQ checked Sep 21, 202651-200111 contacts →

Strong evidence

“Smarter Grid Solutions is an enterprise energy software company with a unique end to end approach to Distributed Energy Resource Management Systems (DERMS) to deliver net zero…”

Source: RevenueBase Database · checked Sep 21, 2026
17Indirect evidenceLisburn, United KingdomHQ checked Sep 21, 2026501-1,000108 contacts →

Indirect evidence

“Empowering Your Tomorrow.”

Source: RevenueBase Database · checked Sep 21, 2026
18Indirect evidenceLondon, United KingdomHQ checked Sep 21, 2026201-500100 contacts →

Indirect evidence

“Welcome to greener living, lower bills, and eco-tech that feels like home.”

Source: RevenueBase Database · checked Sep 21, 2026
19Partial evidenceLondon, United KingdomHQ checked Sep 21, 202651-20098 contacts →

Partial evidence

“eEnergy (AIM: EAAS) is a UK-based Energy-as-a-Service (EaaS) provider, funding and delivering energy-saving and energy-generating solutions across multi-site public sector and…”

Source: RevenueBase Database · checked Sep 21, 2026
20Indirect evidenceEdinburgh, United KingdomHQ checked Sep 21, 202651-20087 contacts →

Indirect evidence

“Flexitricity created the first demand response portfolio in GB.”

Source: RevenueBase Database · checked Sep 21, 2026
21Partial evidenceManchester, United KingdomHQ checked Sep 21, 202651-20077 contacts →

Partial evidence

“We’re building local energy communities based on renewables.”

Source: RevenueBase Database · checked Sep 21, 2026
22Partial evidenceCambridge, United KingdomHQ checked Sep 21, 202651-20076 contacts →

Partial evidence

“GMSL are the market leaders in software and 24/7 operations for gas and power companies across Europe.”

Source: RevenueBase Database · checked Sep 21, 2026
23Partial evidenceLondon, United KingdomHQ checked Sep 21, 202651-20068 contacts →

Partial evidence

“Arenko is a market leading technology provider enabling the clean energy transition.”

Source: RevenueBase Database · checked Sep 21, 2026
24Partial evidenceChorley, United KingdomHQ checked Sep 21, 2026201-50060 contacts →

Partial evidence

“ESG is the leading single-source enabler of market entry leading competitive growth at scale, operational performance optimisation and smart enablement for new entrant energy…”

Source: RevenueBase Database · checked Sep 21, 2026

Showing 24 of 472 distributed energy software companies based in the United Kingdom

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Distributed energy software companies based in the United Kingdom at a glance

As of Sep 21, 2026
42.1%Verified-email coverage
28.5Average contacts per company
1-10Median size (employees)
25.8%Largest-city concentration · London
Sep 21, 2026Page data refreshed

Companies by employee count

1-10
237
11-50
170
51-200
42
201-500
9
501-1,000
3
1,001-5,000
6

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 472 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 distributed energy software companies, 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 “distributed energy software companies”. 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 distributed energy software companies), 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 distributed energy software companies, 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, 5,666 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 21, 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.

Distributed energy software companies by metro

  • Distributed energy software companies in London122

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 distributed energy software companies, 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 distributed energy software companies are there based in the United Kingdom?

RevenueBase identified 472 distributed energy software companies 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?

Octopus Energy, headquartered in London, tops this list with the largest team on record.

Which city has the most distributed energy software companies?

London leads with 122 headquartered companies, followed by Manchester (13) and Glasgow (9).

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 5,666 verified decision-maker contacts tracked across these 472 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 21, 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.