Company lists · Data refreshed September 2026

Top 25 Carbon offset providers based in the United Kingdom

RevenueBase identified 179 company matches for carbon offset providers associated with the United Kingdom as of September 2026 and tracks 1,575 professional contacts across them, including 785 with verified work emails. London is the largest hub.

This list covers company matches for carbon offset providers associated with the United Kingdom, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed September 19, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, 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 RevenueBase SmartSearch · Exact Recorded Sep 19, 2026 How this list was built
179Companies
1,575Contacts tracked
785Verified emails
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The 25 largest carbon offset providers based in the United Kingdom

Ranked by team size
Top 25 of 179 company matches for carbon offset providers based in the United Kingdom, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 19, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchLondon, United KingdomHQ recorded Sep 19, 202651-200192 contacts →

Exact match

“Investing in carbon projects is essential to tackling climate change.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
2Exact matchLondon, United KingdomHQ recorded Sep 19, 202651-200135 contacts →

Exact match

“Climate Impact Partners is the trusted partner for organizations taking ambitious climate action.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
3Exact matchLondon, United KingdomHQ recorded Sep 19, 202651-20083 contacts →

Exact match

“Storegga, a business established in 2020 as an independent champion for the development of carbon reduction and carbon removal technologies.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
4Exact matchLondon, United KingdomHQ recorded Sep 19, 202651-20069 contacts →

Exact match

“Planet Mark is a sustainability certification and net zero provider for organisations and the built environment.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
5Exact matchLondon, United KingdomHQ recorded Sep 19, 2026201-50069 contacts →

Exact match

“EcoAct is now SE Advisory Services.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
6Exact matchLondon, United KingdomHQ recorded Sep 19, 202611-5048 contacts →

Exact match

“Revalue creates radically better nature-based carbon credits that avoid, remove, and durably store CO₂.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
7Exact matchBristol, United KingdomHQ recorded Sep 19, 202611-5047 contacts →

Exact match

“CO2balance is a leading carbon project developer dedicated to tackling climate change and advancing the Sustainable Development Goals.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
8Exact matchLondon, United KingdomHQ recorded Sep 19, 202611-5045 contacts →

Exact match

“Abatable is a leading provider of carbon credit procurement, intelligence, and advisory solutions.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
9Exact matchLondon, United KingdomHQ recorded Sep 19, 202651-20042 contacts →

Exact match

“Bio-Logical develops nature-based carbon removal projects that support the world's most climate-vulnerable communities to improve their climate resilience and livelihoods.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
10Exact matchActive Globally, United KingdomHQ recorded Sep 19, 202611-5038 contacts →

Exact match

“rePLANET is a purpose-driven company restoring and protecting ecosystems at scale by unlocking private sector finance.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
11Exact matchJersey, United KingdomHQ recorded Sep 19, 202611-5032 contacts →

Exact match

“TASC is a carbon finance and project development company with active projects in Australia, South Africa, and Zambia.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
12Exact matchBasingstoke, United KingdomHQ recorded Sep 19, 202611-5029 contacts →

Exact match

“We help organisations meet their business objectives by enabling them to reduce carbon emissions, energy, and costs whilst developing robust environmental credentials.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
13Exact matchLondon, United KingdomHQ recorded Sep 19, 202611-5022 contacts →

Exact match

“Carbonaires is a London based, values-driven carbon finance specialist.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
14Exact matchLondon, United KingdomHQ recorded Sep 19, 202611-5022 contacts →

Exact match

“eGreen provides high-quality data-driven carbon credits for reliable and verifiable offsetting of carbon emissions, using blockchain and pure evidence of in-situ CO2 capture.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
15Exact matchPerth, United KingdomHQ recorded Sep 19, 202611-5020 contacts →

Exact match

“UK businesses of all sizes have embraced ambitious strategies to reduce their carbon emissions, with many committed to tackling the climate and nature emergency by achieving a net…”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
16Exact matchLondon, United KingdomHQ recorded Sep 19, 202611-5019 contacts →

Exact match

“Carbonplace is a global carbon credit management platform providing carbon portfolio management for companies, carbon inventory management for producers, and access to global…”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
17Exact matchArundel, United KingdomHQ recorded Sep 19, 202611-5018 contacts →

Exact match

“BOOM Power is committed to developing renewable energy projects that contribute to a sustainable and low-carbon future.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
18Exact matchLondon, United KingdomHQ recorded Sep 19, 20261-1017 contacts →

Exact match

“A social enterprise based in London that is working on mitigating climate change by creating sustainable livelihoods for the poor while reducing poverty to improve living…”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
19Exact matchLondon, United KingdomHQ recorded Sep 19, 202611-5015 contacts →

Exact match

“We are the sustainability consultancy specialising in the calculation, reduction and offsetting of carbon footprints, to support our clients on their journey to net-zero.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
20Exact matchLondon, United KingdomHQ recorded Sep 19, 202611-5015 contacts →

Exact match

“My Emissions is a carbon accounting platform for food companies to accurately measure carbon emissions, reduce their impact, and achieve net-zero goals.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
21Exact matchBelfast, United KingdomHQ recorded Sep 19, 202611-5012 contacts →

Exact match

“carbonfit provides your business with a one-stop solution to reduce carbon emissions by centralising energy and carbon data, highlighting hotspots and streamlining mandatory…”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
22Exact matchManchester, United KingdomHQ recorded Sep 19, 202611-5011 contacts →

Exact match

“One Tribe gives venues and event organisers a verified, live record of their environmental impact, updated automatically with every event, shareable with every client who asks.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
23Exact matchBath, United KingdomHQ recorded Sep 19, 20261-1011 contacts →

Exact match

“Seedling helps 500+ businesses to measure, reduce, and report their carbon footprint with confidence.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
24Exact matchManchester, United KingdomHQ recorded Sep 19, 20261-1010 contacts →

Exact match

“Everything businesses need to measure, manage and reduce carbon emissions, including market-leading carbon accounting software, and advice, tips and support on how to reduce the…”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
25Exact matchLondon, United KingdomHQ recorded Sep 19, 20261-1010 contacts →

Exact match

“At Switch2Zero, we see sustainability as a powerful driver of business growth.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase

Showing 25 of 179 carbon offset providers based in the United Kingdom

See the full list, filter by size, metro and specialty, and access 785 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Carbon offset providers based in the United Kingdom at a glance

As of Sep 19, 2026
49.8%Verified-email coverage
8.8Average contacts per company
1-10Median size (employees)
54.7%Largest-city concentration · London
Sep 19, 2026Page data refreshed

Companies by employee count

1-10
115
11-50
52
51-200
10
201-500
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 179 companies.

How this list was built

The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.

Source
The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase SmartSearch, the natural-language company search available to every RevenueBase user.
What qualifies
Company records associated with the United Kingdom whose business descriptions match “carbon offset providers” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
RevenueBase SmartSearch
Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
Public preview
The public preview omits records without a verified work email. Where headquarters information is recorded, preview rows are also filtered to this page’s location. Dataset totals and geographic summaries describe the full matched records before these preview filters.
Match quality
RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
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 displayed company carries at least one verified work email. RevenueBase tracks 785 professional contacts with verified work emails across the full matched dataset. 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 19, 2026. Lists refresh periodically as the graph is re-checked.
Record context
Company records and descriptions can change. Check the company's website for its current services and locations.

Frequently asked

What is RevenueBase SmartSearch?

RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “carbon offset providers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many carbon offset providers are there based in the United Kingdom?

RevenueBase identified 179 company matches for carbon offset providers associated with the United Kingdom as of September 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.

What is the largest company on this list?

Bezero Carbon tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most carbon offset providers?

London leads with 98 company records, followed by Leeds (4) and Manchester (4).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work limited free results with 500 credits to start. Upgrading provides access to the 785 professional contacts with verified work emails tracked across these 179 companies; direct dials are available where recorded.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 19, 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 SmartSearch, 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.