Company lists · Data refreshed November 2026

Top 25 Carbon removal verification companies worldwide

RevenueBase identified 558 company matches for carbon removal verification companies worldwide as of November 2026 and tracks 4,981 professional contacts across them, including 1,826 with verified work emails. The United States is the largest market and London the largest hub.

This list covers company matches for carbon removal verification 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 November 6, 2026. Country and city lists for carbon removal verification 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 Nov 6, 2026 How this list was built
558Companies
4,981Contacts tracked
1,826Verified emails
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The 25 largest carbon removal verification companies worldwide

Ranked by team size
Top 25 of 558 company matches for carbon removal verification companies worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 6, 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 matchOpfikon, SwitzerlandHQ recorded Nov 6, 2026201-500413 contacts →

Exact match

“Climeworks is a leading high-quality carbon removal provider, combining decades of expertise in Direct Air Capture (DAC) technology with holistic carbon removal solutions.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchGurgaon, IndiaHQ recorded Nov 6, 202651-200143 contacts →

Exact match

“Earthood is a pioneering force in the carbon offset verification industry with a reputation as an internationally acclaimed auditing & certification firm, providing strategic…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchLondon, United KingdomHQ recorded Nov 6, 202651-200139 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchSan Francisco, CA, United StatesHQ recorded Nov 6, 202651-200114 contacts →

Exact match

“Mitigating the worst impacts of climate change by developing the world’s most cost-effective DAC technology to permanently remove CO2 from the atmosphere.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchLondon, United KingdomHQ recorded Nov 6, 202651-200111 contacts →

Exact match

“Isometric is the agentic certification platform for the industrial economy.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchUnited StatesHQ recorded Nov 6, 2026201-500104 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 · Nov 6, 2026 · View company records in RevenueBase
7Exact matchLivange, LuxembourgHQ recorded Nov 6, 202651-20087 contacts →

Exact match

“SustainCERT is a climate impact verifier, bringing credibility to climate action.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchChicago, IL, United StatesHQ recorded Nov 6, 202651-20085 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 · Nov 6, 2026 · View company records in RevenueBase
9Exact matchUnited KingdomHQ recorded Nov 6, 2026n/a82 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 · Nov 6, 2026 · View company records in RevenueBase
10Exact matchHouston, United StatesHQ recorded Nov 6, 202611-5077 contacts →

Exact match

“Mati is a carbon removal company on a mission to remove 100 million tonnes of carbon dioxide from the atmosphere through Enhanced Rock Weathering while creating agronomic and…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchLondon, United KingdomHQ recorded Nov 6, 202651-20064 contacts →

Exact match

“The Integrity Council for the Voluntary Carbon Market is a non-profit, independent governance body that aims to set and maintain a global standard for high integrity in the…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchLondon, United KingdomHQ recorded Nov 6, 202611-5059 contacts →

Exact match

“Climate Connect Digital (CCD) is a climate-tech company with Digital Monitoring Reporting Verification products in carbon markets.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchSan Mateo, United StatesHQ recorded Nov 6, 202651-20057 contacts →

Exact match

“Boomitra works with farmers and ranchers worldwide to increase soil carbon through improved agricultural practices and generate internationally certified carbon removal credits.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchFreiburg, GermanyHQ recorded Nov 6, 202611-5055 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchHelsinki, FinlandHQ recorded Nov 6, 202611-5047 contacts →

Exact match

“We provide the certification frameworks, scientific standards, and digital systems that allow engineered CDR to scale as an investment-grade market.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchParis, FranceHQ recorded Nov 6, 202611-5046 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 · Nov 6, 2026 · View company records in RevenueBase
17Exact matchMontreal, QC, CanadaHQ recorded Nov 6, 202611-5045 contacts →

Exact match

“ChrysaLabs is the carbon asset bankability partner for soil carbon projects.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchLondon, United KingdomHQ recorded Nov 6, 202611-5044 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchBengaluru East, IndiaHQ recorded Nov 6, 202611-5043 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 · Nov 6, 2026 · View company records in RevenueBase
20Exact matchLondon, United KingdomHQ recorded Nov 6, 202611-5040 contacts →

Exact match

“CarbonChain's platform enables companies to track, report and reduce their supply chain emissions, covering the most carbon-intensive industries (metals and mining, agriculture…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchDar Es Salaam, TanzaniaHQ recorded Nov 6, 202651-20039 contacts →

Exact match

“Dark Earth Carbon is at the forefront of carbon removal innovation.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchParis, FranceHQ recorded Nov 6, 202611-5038 contacts →

Exact match

“Equitable Earth is the global standard for conservation and restoration projects on the carbon markets.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchLondon, United KingdomHQ recorded Nov 6, 202611-5035 contacts →

Exact match

“Even if we do everything else right on reducing emissions, the world still needs to remove up to 220 Gigatonnes of carbon from the atmosphere by 2050.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchChapel Hill, NC, United StatesHQ recorded Nov 6, 202611-5034 contacts →

Exact match

“Aurora Sustainable Lands is a carbon-stewardship land management company that invests in industrially harvested forests to deliver high-integrity, verifiable carbon credits to…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchLondon, United KingdomHQ recorded Nov 6, 202611-5032 contacts →

Exact match

“Supercritical is a carbon removal marketplace.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase

Showing 25 of 558 carbon removal verification companies worldwide

See the full list, filter by size, metro and specialty, and access 1,826 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Carbon removal verification companies worldwide at a glance

As of Nov 6, 2026
36.7%Verified-email coverage
8.9Average contacts per company
1-10Median size (employees)
6.6%Largest-city concentration · London
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
374
11-50
155
51-200
24
201-500
4
501-1,000
1

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 removal verification companies are linked below.
What qualifies
Company records worldwide whose business descriptions match “carbon removal verification 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 1,826 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 November 6, 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 removal verification companies by location

4 lists · largest first

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

Countries

Cities

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

How many carbon removal verification companies are there worldwide?

RevenueBase identified 558 company matches for carbon removal verification companies worldwide as of November 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?

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

Which country has the most carbon removal verification companies?

The United States leads with 71 companies, followed by the United Kingdom (60) and India (36). Every carbon removal verification companies list by country and city is linked on this page.

Which city has the most carbon removal verification companies?

London leads with 37 company records, followed by Sao Paulo (11) and Paris (9).

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 1,826 professional contacts with verified work emails tracked across these 558 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 November 6, 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.