Company lists · Data verified August 2026

Top 25 Carbon accounting and tracking software companies based in the United Kingdom

Name: Carbon accounting and tracking 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 301 companies tracked

There are 301 carbon accounting and tracking software companies headquartered in the United Kingdom (RevenueBase, August 2026). RevenueBase tracks 2,830 professional contacts across them, including 1,164 with verified work emails and 207 with mobile numbers. London is the largest hub.

This list covers carbon accounting and tracking 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.

301Companies

2,830Contacts tracked

1,164Verified emails

207Mobile numbers

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The 25 largest carbon accounting and tracking software companies based in the United Kingdom

Ranked by team size

Top 25 of 301 carbon accounting and tracking 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	Bezero Carbon	London	51-200	191	137
2	Evora Global	London	51-200	149	120
3	normative.io	London	51-200	136	70
4	ZTP	London	51-200	116	62
5	Team Energy Auditing Agency LTD	Milton Keynes	51-200	70	31
6	City Science	Exeter	51-200	67	37
7	The Miles Consultancy	Crewe	51-200	67	17
8	Manufacture 2030 M2030	Oxford	51-200	62	18
9	Kinto Join Limited	Epsom	51-200	61	46
10	Climate Connect Digital	London	11-50	61	5
11	Carbonchain	London	11-50	41	21
12	QLM Technology	Arnos Vale Bristol	11-50	35	17
13	Carbon Footprint LTD	Basingstoke	11-50	29	18
14	Systemslink	Bedford	51-200	25	20
15	51tocarbonzero	n/a	11-50	25	14
16	Carbonquota	London	11-50	23	15
17	Alliedoffsets	London	11-50	23	14
18	Finboot	London	11-50	22	5
19	Ditchcarbon	London	11-50	21	13
20	Egreen	London	11-50	21	10
21	Carbon ALT Delete	London	11-50	20	13
22	Greenpixie	London	11-50	19	9
23	LUNE	London	11-50	18	6
24	KEY ESG	London	11-50	17	9
25	Trace Certified B Corp	London	11-50	16	8

Showing 25 of 301 carbon accounting and tracking software companies based in the United Kingdom

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Carbon accounting and tracking software companies based in the United Kingdom at a glance

As of Aug 28, 2026

1-10Median size (employees)

LondonLargest hub · 143 HQs

207Contacts with mobile numbers

11Emails re-verified in last 30 days

Companies by employee count

1-10

201

11-50

51-200

1,001-5,000

Carbon accounting and tracking software companies by metro

Metro	Companies
Carbon accounting and tracking software companies in London	143
Carbon accounting and tracking software companies in Manchester	8
Carbon accounting and tracking software companies in Leeds	6
Carbon accounting and tracking software companies in Edinburgh	6
Carbon accounting and tracking software companies in Exeter	5
Carbon accounting and tracking software companies in Bath	5
Carbon accounting and tracking software companies in Bristol	4

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 “carbon accounting and tracking 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; 11 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 carbon accounting and tracking software companies are there based in the United Kingdom?

There are 301 carbon accounting and tracking software companies headquartered in the United Kingdom as of August 2026 (RevenueBase).

What is the largest company on this list?

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

Which city has the most carbon accounting and tracking software companies?

London leads with 143 headquartered companies, followed by Manchester (8) and Leeds (6).

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 1,164 verified decision-maker contacts tracked across these 301 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.