Company lists · Data verified August 2026

Top 25 Energy monitoring software companies based in the United Kingdom

Name: Energy monitoring 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 159 companies tracked

There are 159 energy monitoring software companies headquartered in the United Kingdom (RevenueBase, August 2026). RevenueBase tracks 1,967 professional contacts across them, including 1,005 with verified work emails and 128 with mobile numbers. London is the largest hub.

This list covers energy monitoring 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.

159Companies

1,967Contacts tracked

1,005Verified emails

128Mobile numbers

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

Ranked by team size

Top 25 of 159 energy monitoring 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	Kaluza	London	501-1,000	601	359
2	E.On Control Solutions LTD	n/a	201-500	205	146
3	Gorilla	London	51-200	107	84
4	best.energy	London	51-200	97	43
5	Powerverse	London	11-50	52	26
6	Chameleon Technology UK LTD	Harrogate	11-50	44	28
7	Sycous	Leeds	11-50	39	21
8	HARK	Leeds	11-50	34	28
9	MPL Technology Group	Bicester	11-50	31	5
10	Utilidex	London	11-50	28	13
11	Integrated BMS LTD	Newark	11-50	25	19
12	Nortech Management LTD	Evesham	11-50	24	14
13	Enistic	Oxford	11-50	21	6
14	Atamate Building Intelligence	Cardiff	11-50	20	13
15	Voltaware	London	11-50	17	10
16	Numen AI	London	11-50	14	9
17	Smarterdm By Dimplex	Solihull	11-50	13	8
18	PAD Technology LTD	Braintree	11-50	13	8
19	Tinytag By Gemini Data Loggers	Chichester	11-50	13	5
20	CAP Energy	London	11-50	12	8
21	Orxagrid LTD	London	11-50	12	6
22	NEO Estech	Londres	11-50	11	8
23	ND Metering Solutions	Bradford	11-50	11	5
24	Optimal Monitoring Home Of Emma AI	High Wycombe	11-50	11	2
25	Xwatts	Cambridge	11-50	10	5

Showing 25 of 159 energy monitoring software companies based in the United Kingdom

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

As of Aug 28, 2026

1-10Median size (employees)

LondonLargest hub · 37 HQs

128Contacts with mobile numbers

0Emails re-verified in last 30 days

Companies by employee count

1-10

11-50

51-200

201-500

501-1,000

1,001-5,000

Energy monitoring software companies by metro

Metro	Companies
Energy monitoring software companies in London	37
Energy monitoring software companies in Cambridge	6
Energy monitoring software companies in Manchester	4
Energy monitoring software companies in Birmingham	4
Energy monitoring software companies in Bristol	3
Energy monitoring software companies in Braintree	3
Energy monitoring software companies in Bournemouth	2

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 monitoring 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 monitoring software companies are there based in the United Kingdom?

There are 159 energy monitoring software companies headquartered in the United Kingdom as of August 2026 (RevenueBase).

What is the largest company on this list?

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

Which city has the most energy monitoring software companies?

London leads with 37 headquartered companies, followed by Cambridge (6) and Manchester (4).

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 1,005 verified decision-maker contacts tracked across these 159 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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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.