Company lists · Data refreshed September 2026

Top 25 Voluntary carbon credit companies worldwide

RevenueBase identified 627 company matches for voluntary carbon credit companies worldwide as of September 2026 and tracks 4,884 professional contacts across them, including 1,554 with verified work emails. The United States is the largest market and London the largest hub.

This list covers company matches for voluntary carbon credit companies 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 22, 2026. Country and city lists for voluntary carbon credit companies 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 22, 2026 How this list was built
627Companies
4,884Contacts tracked
1,554Verified emails
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The 25 largest voluntary carbon credit companies worldwide

Ranked by team size
Top 25 of 627 company matches for voluntary carbon credit companies worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 22, 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 22, 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 22, 2026 · View company records in RevenueBase
2Exact matchIndore, IndiaHQ recorded Sep 22, 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 22, 2026 · View company records in RevenueBase
3Exact matchHouston, TX, United StatesHQ recorded Sep 22, 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 22, 2026 · View company records in RevenueBase
4Exact match千代田区, JapanHQ recorded Sep 22, 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 22, 2026 · View company records in RevenueBase
5Exact matchLondon, United KingdomHQ recorded Sep 22, 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 22, 2026 · View company records in RevenueBase
6Exact matchUnited StatesHQ recorded Sep 22, 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 22, 2026 · View company records in RevenueBase
7Exact matchUnited KingdomHQ recorded Sep 22, 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 22, 2026 · View company records in RevenueBase
8Exact matchSão Paulo, BrazilHQ recorded Sep 22, 202651-20075 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
9Exact matchSan Francisco, United StatesHQ recorded Sep 22, 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 22, 2026 · View company records in RevenueBase
10Exact matchFreiburg, GermanyHQ recorded Sep 22, 202611-5057 contacts →

Exact match

“Carbonfuture is the digital Trust Infrastructure for durable carbon removal.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
11Exact matchDoha, QatarHQ recorded Sep 22, 202611-5051 contacts →

Exact match

“The Global Carbon Council (GCC) is the Middle East & North Africa (MENA) region’s first voluntary carbon offsetting program.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
12Exact matchNew York, NY, United StatesHQ recorded Sep 22, 202651-20048 contacts →

Exact match

“Reduce your carbon footprint with high-quality, nature-based carbon solutions developed by expert foresters, carbon scientists, and land management specialists.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
13Exact matchLondon, United KingdomHQ recorded Sep 22, 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 22, 2026 · View company records in RevenueBase
14Exact matchNew Delhi, IndiaHQ recorded Sep 22, 202611-5047 contacts →

Exact match

“We are a climate-tech enterprise turning climate challenges into opportunities for people and the planet.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
15Exact matchUnited StatesHQ recorded Sep 22, 202611-5045 contacts →

Exact match

“The advent of the voluntary carbon market is the largest opportunity to permanentely alleviate poverty in rural Sub-Saharan Africa.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
16Exact matchParis, FranceHQ recorded Sep 22, 202611-5044 contacts →

Exact match

“Removall is a project developer designing and operating certified, high-integrity and high-impact carbon offset projects that contribute to achieving the Net Zero objective.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
17Exact matchConway, AR, United StatesHQ recorded Sep 22, 202611-5042 contacts →

Exact match

“NativState LLC is a forest carbon project development company partnering with small to medium-sized landowners across the southern United States to deliver access to global carbon…”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
18Exact matchBengaluru East, IndiaHQ recorded Sep 22, 202611-5040 contacts →

Exact match

“RenewCred (Net Zero Initiative Private Limited) is a Global South-led carbon credits standard and registry building trust infrastructure for the voluntary carbon market.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
19Exact matchVancouver, BC, CanadaHQ recorded Sep 22, 202611-5039 contacts →

Exact match

“Ostrom Climate is one of North America’s leading providers of carbon management solutions.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
20Exact matchActive Globally, United KingdomHQ recorded Sep 22, 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 22, 2026 · View company records in RevenueBase
21Exact matchWilmington, United StatesHQ recorded Sep 22, 202611-5036 contacts →

Exact match

“Savimbo sells fair-trade carbon credits.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
22Exact matchMelbourne, AustraliaHQ recorded Sep 22, 202611-5034 contacts →

Exact match

“TEM is a leading Asia-Pacific carbon offsetting solutions provider, across voluntary and compliance markets, including being the largest provider of voluntary Australian carbon…”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
23Exact matchJersey, United KingdomHQ recorded Sep 22, 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 22, 2026 · View company records in RevenueBase
24Exact matchWayne, PA, United StatesHQ recorded Sep 22, 202611-5028 contacts →

Exact match

“Finite Carbon is North America's leading forest carbon project developer.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
25Exact matchPerth, AustraliaHQ recorded Sep 22, 202611-5028 contacts →

Exact match

“Carbon Neutral is a profit-for-purpose carbon solutions provider and carbon offset developer.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase

Showing 25 of 627 voluntary carbon credit companies worldwide

See the full list, filter by size, metro and specialty, and access 1,554 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Voluntary carbon credit companies worldwide at a glance

As of Sep 22, 2026
31.8%Verified-email coverage
7.8Average contacts per company
1-10Median size (employees)
6.4%Largest-city concentration · London
Sep 22, 2026Page data refreshed

Companies by employee count

1-10
403
11-50
194
51-200
25
201-500
5

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 voluntary carbon credit companies are linked below.
What qualifies
Company records worldwide whose business descriptions match “voluntary carbon credit companies” 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 1,554 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 22, 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.

Voluntary carbon credit companies by location

6 lists · largest first

Every Voluntary carbon credit companies 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 “voluntary carbon credit companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many voluntary carbon credit companies are there worldwide?

RevenueBase identified 627 company matches for voluntary carbon credit companies 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 voluntary carbon credit companies?

The United States leads with 83 companies, followed by the United Kingdom (60) and Brazil (40). Every voluntary carbon credit companies list by country and city is linked on this page.

Which city has the most voluntary carbon credit companies?

London leads with 40 company records, followed by Sao Paulo (19) and Singapore (16).

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 1,554 professional contacts with verified work emails tracked across these 627 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 22, 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.