Company lists · Data refreshed September 2026

Top 25 Carbon offset platforms worldwide

RevenueBase identified 1,784 company matches for carbon offset platforms worldwide as of September 2026 and tracks 13,881 professional contacts across them, including 4,744 with verified work emails. The United States is the largest market and London the largest hub.

This list covers company matches for carbon offset platforms worldwide, 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 27, 2026. Country and city lists for carbon offset platforms follow the table.

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 27, 2026 How this list was built
1,784Companies
13,881Contacts tracked
4,744Verified emails
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The 25 largest carbon offset platforms worldwide

Ranked by team size
Top 25 of 1,784 company matches for carbon offset platforms worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 27, 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 matchGeneva, SwitzerlandHQ recorded Sep 27, 202651-200406 contacts →

Exact match

“EcoSecurities is a global leader in climate solutions, harnessing the power of nature, technology, and finance to accelerate decarbonisation efforts worldwide.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
2Exact matchMünchen, GermanyHQ recorded Sep 27, 2026501-1,000376 contacts →

Exact match

“ClimatePartner makes climate action valuable for every company at any stage of their journey.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
3Exact matchSan Jose, CA, United StatesHQ recorded Sep 27, 2026n/a240 contacts →

Exact match

“Wren Climate, PBC helps you live carbon neutral by accounting for and offsetting your carbon emissions through transparent climate projects.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
4Exact matchIndore, IndiaHQ recorded Sep 27, 2026201-500203 contacts →

Exact match

“EKI Energy Services Ltd.(EKI), erstwhile EnKing International in the climate sector globally, is a leading Carbon Credit Developer & Supplier across the globe.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
5Exact matchHouston, TX, United StatesHQ recorded Sep 27, 2026201-500200 contacts →

Exact match

“Anew Climate is a global leader of diverse climate solutions, bringing innovative products and services to the public and private sectors to help reduce or offset their carbon…”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
6Exact matchLondon, United KingdomHQ recorded Sep 27, 202651-200192 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
7Exact matchMesa, AZ, United StatesHQ recorded Sep 27, 2026201-500137 contacts →

Exact match

“Persefoni AI Inc.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
8Exact match千代田区, JapanHQ recorded Sep 27, 202651-200136 contacts →

Exact match

“Founded in 2019, Green Carbon develops decarbonization projects together with farmers around the world.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
9Exact matchLondon, United KingdomHQ recorded Sep 27, 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 27, 2026 · View company records in RevenueBase
10Exact matchStockholm, SwedenHQ recorded Sep 27, 202651-200125 contacts →

Exact match

“Normative provides science-based carbon accounting software and tailored advice from net-zero experts, enabling companies to reduce their carbon footprints.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
11Exact matchBerlin, GermanyHQ recorded Sep 27, 202651-200114 contacts →

Exact match

“Plan A, a Diginex Company, is Europe’s leading provider of corporate carbon accounting and decarbonisation software, enabling companies to turn emissions intelligence into…”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
12Exact matchUnited StatesHQ recorded Sep 27, 2026201-50098 contacts →

Exact match

“Bridge Carbon is a London-based carbon project developer committed to building a world-class carbon finance organization that defines the standards for quality, integrity, and…”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
13Exact matchBangalore, IndiaHQ recorded Sep 27, 202651-20091 contacts →

Exact match

“Kosher Climate is where Corporate aspirations are met with Climate Change Goals.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
14Exact matchGrenoble - Paris, FranceHQ recorded Sep 27, 202611-5091 contacts →

Exact match

“Carbonable’s platform enables organizations to drive intelligent, scalable, and trustworthy climate contributions.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
15Exact matchMarine Parade, SingaporeHQ recorded Sep 27, 202651-20081 contacts →

Exact match

“Terrascope is The Easiest Platform to Measure and Decarbonize Land, Nature, and the Net-Zero Economy (IDC Leader 2025) Built for enterprises navigating complex sustainability…”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
16Exact matchColombo Port City, Sri LankaHQ recorded Sep 27, 202651-20078 contacts →

Exact match

“Xeptagon is a global leader at the intersection of Climate Finance, Carbon Markets, and FinTech, providing next-generation digital infrastructure to accelerate the green…”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
17Exact matchUnited KingdomHQ recorded Sep 27, 2026n/a78 contacts →

Exact match

“Clear is a carbon offset company which aims to provide the best carbon offsets available worldwide.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
18Exact matchBerlin, GermanyHQ recorded Sep 27, 202651-20077 contacts →

Exact match

“carbmee helps companies with complex supply chains to seamlessly collect, analyze, and report emissions data across all three scopes of the Greenhouse Gas (GHG) Protocol…”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
19Exact matchParis, FranceHQ recorded Sep 27, 202651-20076 contacts →

Exact match

“Sami: Smart.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
20Exact matchSão Paulo, BrazilHQ recorded Sep 27, 202651-20075 contacts →

Exact match

“Carbonext arose from the desire to make a difference.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
21Exact matchBerlin, GermanyHQ recorded Sep 27, 202611-5074 contacts →

Exact match

“atmosfair is a climate protection organisation with a focus on travel.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
22Exact matchChicago, IL, United StatesHQ recorded Sep 27, 202651-20073 contacts →

Exact match

“A certified B Corp, Tradewater directly combats climate change by identifying, collecting, and eliminating the release of non-CO₂ superpollutants, including refrigerants in old…”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
23Exact matchBerlin, GermanyHQ recorded Sep 27, 202651-20069 contacts →

Exact match

“CEEZER is the leading partner for Climate Performance Asset procurement and management, empowering organizations to transform climate ambition into a clear path to net-zero.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
24Exact matchSan Francisco, United StatesHQ recorded Sep 27, 202651-20067 contacts →

Exact match

“Patch combines technology and carbon markets expertise to help companies build and execute their carbon credit strategies from end to end, channeling capital into critical…”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
25Exact matchToronto, ON, CanadaHQ recorded Sep 27, 202651-20066 contacts →

Exact match

“ClearBlue empowers clients to take action, manage risk and realize value in the carbon markets via technology-enabled solutions.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase

Showing 25 of 1,784 carbon offset platforms worldwide

See the full list, filter by size, metro and specialty, and access 4,744 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Carbon offset platforms worldwide at a glance

As of Sep 27, 2026
34.2%Verified-email coverage
7.8Average contacts per company
1-10Median size (employees)
6.7%Largest-city concentration · London
Sep 27, 2026Page data refreshed

Companies by employee count

1-10
1,189
11-50
513
51-200
71
201-500
9
501-1,000
2

Email recency is reported on each country list linked below.

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.
Coverage
Every country. Country and city lists for carbon offset platforms are linked below.
What qualifies
Company records worldwide whose business descriptions match “carbon offset platforms” 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. 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 4,744 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 27, 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.

Carbon offset platforms by location

12 lists · largest first

Every Carbon offset platforms list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.

Countries

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 platforms”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many carbon offset platforms are there worldwide?

RevenueBase identified 1,784 company matches for carbon offset platforms worldwide 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?

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

Which country has the most carbon offset platforms?

The United States leads with 209 companies, followed by the United Kingdom (200) and India (84). Every carbon offset platforms list by country and city is linked on this page.

Which city has the most carbon offset platforms?

London leads with 119 company records, followed by Singapore (44) and Sao Paulo (34).

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 4,744 professional contacts with verified work emails tracked across these 1,784 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 27, 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.