Company lists · Data verified August 2026

Top 25 Energy infrastructure software companies based in the United Kingdom

Name: Energy infrastructure software companies based in the United Kingdom
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 669 companies tracked

There are 669 energy infrastructure software companies headquartered in the United Kingdom (RevenueBase, August 2026). RevenueBase tracks 88,874 professional contacts across them, including 30,732 with verified work emails and 6,128 with mobile numbers. London is the largest hub.

This list covers energy infrastructure 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. Data current as of August 28, 2026.

669Companies

88,874Contacts tracked

30,732Verified emails

6,128Mobile numbers

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The 25 largest energy infrastructure software companies based in the United Kingdom

Ranked by team size

Top 25 of 669 energy infrastructure software companies based in the United Kingdom, ranked by team size, largest first. Data verified Aug 28, 2026. Click a count to unlock that company's people.
#	Company	HQ	Employees	Contacts	Verified emails
1	Technipfmc	Newcastle Upon Tyne	10001+	20,366	10,475
2	British GAS	Staines	10001+	9,287	2,729
3	Centrica	Windsor	10001+	4,589	1,527
4	E.On UK	Nottingham	10001+	4,335	536
5	Octopus Energy	London	1,001-5,000	3,990	1,356
6	Kraken	London	1,001-5,000	1,741	1,078
7	VITOL	London	1,001-5,000	1,653	36
8	OCU	Borehamwood	1,001-5,000	1,565	952
9	PGS	Weybridge	1,001-5,000	1,319	189
10	Hunting	London	1,001-5,000	1,201	10
11	OEG	Dyce	1,001-5,000	867	312
12	SMS PLC	Glasgow	1,001-5,000	767	396
13	Calisen	Manchester	1,001-5,000	701	274
14	Centrica Energy	n/a	501-1,000	698	11
15	PX Group	Stockton On Tees	501-1,000	649	403
16	Kaluza	London	501-1,000	601	359
17	Castleton Commodities International	City Of London	201-500	598	299
18	Atlantica Sustainable Infrastructure PLC	London	1,001-5,000	498	161
19	Three60 Energy	Aberdeen	501-1,000	495	280
20	NEXOS	Aberdeen	501-1,000	454	127
21	Terranova Software	Leamington Spa	201-500	363	254
22	Doris Group	Great Yarmouth	501-1,000	360	192
23	WSG Energy Services	Immingham	201-500	331	117
24	Correla	Solihull	201-500	291	166
25	Fuse Energy	London	501-1,000	276	85

Showing 25 of 669 energy infrastructure software companies based in the United Kingdom

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Energy infrastructure software companies based in the United Kingdom at a glance

As of Aug 28, 2026

11-50Median size (employees)

LondonLargest hub · 184 HQs

6,128Contacts with mobile numbers

0Emails re-verified in last 30 days

Companies by employee count

1-10

263

11-50

226

51-200

201-500

501-1,000

1,001-5,000

10001+

Energy infrastructure software companies by metro

Metro	Companies
Energy infrastructure software companies in London	184
Energy infrastructure software companies in Aberdeen	27
Energy infrastructure software companies in Manchester	17
Energy infrastructure software companies in Edinburgh	13
Energy infrastructure software companies in Glasgow	12
Energy infrastructure software companies in Cambridge	10
Energy infrastructure software companies in Bristol	10

How this list was built

Source: The RevenueBase company graph: 21.3 million companies and 398.9 million professional contacts resolved from primary sources.
Inclusion: Companies whose own business descriptions match “energy infrastructure software companies”, with match quality audited by blind human judging, and headquartered in the United Kingdom.
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: Contact records re-verify on a rolling cadence; 0 contacts on this list were re-verified in the last 30 days.
Refresh: Lists are refreshed periodically as the underlying company graph is re-verified. Last verified Aug 28, 2026.

Frequently asked

How many energy infrastructure software companies are there based in the United Kingdom?

There are 669 energy infrastructure software companies headquartered in the United Kingdom as of August 2026 (RevenueBase).

What is the largest company on this list?

Technipfmc, headquartered in Newcastle Upon Tyne, tops this list with the largest team on record.

Which city has the most energy infrastructure software companies?

London leads with 184 headquartered companies, followed by Aberdeen (27) and Manchester (17).

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 30,732 verified decision-maker contacts tracked across these 669 companies.

How current is this list?

The list is refreshed periodically as the underlying company graph is re-verified. It was last verified on August 28, 2026.

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Related lists

Energy infrastructure software companies by geography

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About this data

RevenueBase is a B2B contact data platform. Its company graph covers 21.3 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, the same data that powers RevenueBase's B2B data products and the free research portal.