Company lists · Data refreshed November 2026

Top 25 Direct air capture nonprofits worldwide

RevenueBase identified 721 company matches for direct air capture nonprofits worldwide as of November 2026 and tracks 9,191 professional contacts across them, including 3,401 with verified work emails. The United States is the largest market and London the largest hub.

This list covers company matches for direct air capture nonprofits 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 direct air capture nonprofits 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
721Companies
9,191Contacts tracked
3,401Verified emails
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The 25 largest direct air capture nonprofits worldwide

Ranked by team size
Top 25 of 721 company matches for direct air capture nonprofits 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 matchSan Francisco, United StatesHQ recorded Nov 6, 2026n/a1,400 contacts →

Exact match

“Say hello to Diatoms.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact 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
3Exact matchBurnaby, BC, CanadaHQ recorded Nov 6, 2026201-500288 contacts →

Exact match

“WHAT WE DO We make filters and rotary contactor machines that capture and remove CO2, a greenhouse gas, from industrial emissions and the air.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchLysaker, NorwayHQ recorded Nov 6, 2026201-500262 contacts →

Exact match

“At SLB Capturi, we are dedicated to making carbon capture a reality today.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchSan Jose, CA, United StatesHQ recorded Nov 6, 2026n/a208 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 · Nov 6, 2026 · View company records in RevenueBase
6Exact matchSquamish, CanadaHQ recorded Nov 6, 202651-200188 contacts →

Exact match

“Carbon Engineering (CE) is a Canadian-based clean energy company leading the commercialization of groundbreaking technology that captures CO₂ directly from air, and a second…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchLondon, United KingdomHQ recorded Nov 6, 202651-200186 contacts →

Exact match

“Carbon Clean is the point-source carbon capture expert, driving the decarbonisation of hard-to-abate industries for more than 15 years.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchAmsterdam, NetherlandsHQ recorded Nov 6, 202651-200127 contacts →

Exact match

“Skytree is engineering the CO₂ transition by building machines to capture CO₂ from the air and repurpose it for good: whether it’s reused across different industries or stored…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact 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
10Exact matchDartmouth, NS, CanadaHQ recorded Nov 6, 202651-200107 contacts →

Exact match

“Concrete That Matters: CarbonCure Technologies is on a mission to empower cement and concrete producers with technologies and strategies to achieve the industry's net zero…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchOslo, NorwayHQ recorded Nov 6, 202611-5093 contacts →

Exact match

“Development and supply of carbon dioxide capture technology”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact 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
13Exact matchBengaluru North, IndiaHQ recorded Nov 6, 202651-20083 contacts →

Exact match

“We're building climate infrastructure from India, at the scale the world needs.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchNairobi, KenyaHQ recorded Nov 6, 202651-20083 contacts →

Exact match

“Octavia Carbon builds and deploys Direct Air Carbon Capture (DACC) machines in Kenya, the world's best place to do so.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchAllen, TX, United StatesHQ recorded Nov 6, 202651-20078 contacts →

Exact match

“Defining the LEADING EDGE of CARBON MANAGEMENT.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchLondon, United KingdomHQ recorded Nov 6, 202651-20071 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 · Nov 6, 2026 · View company records in RevenueBase
17Exact matchMelbourne, AustraliaHQ recorded Nov 6, 202611-5069 contacts →

Exact match

“Our mission is to accelerate the deployment and commercial viability of carbon capture and storage (CCS) globally.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchBerne, SwitzerlandHQ recorded Nov 6, 202611-5065 contacts →

Exact match

“Limiting global warming to 1.5°C implies reaching net zero CO2 emissions in 2050 according to the IPCC.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchSan Antonio, TX, United StatesHQ recorded Nov 6, 202651-20065 contacts →

Exact match

“Founded with the belief that environmental impact and economic durability must advance together, CarbonFree focuses on solutions for hard to abate industrial sectors where…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchIrvine, CA, United StatesHQ recorded Nov 6, 202611-5063 contacts →

Exact match

“Sequoia Climate Foundation believes in a world powered by clean energy, where all people are protected by policies that have averted the worst effects of climate change.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchYokneam, IsraelHQ recorded Nov 6, 202611-5062 contacts →

Exact match

“RepAir Carbon was founded in 2020 with a mission to pioneer the most sustainable carbon dioxide removal solution.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchNewtownabbey, United KingdomHQ recorded Nov 6, 202611-5062 contacts →

Exact match

“Nuada is a vertically integrated carbon capture company that is poised to decarbonise heavy industries through its next-generation point-source capture technology.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchPasadena, CA, United StatesHQ recorded Nov 6, 202651-20061 contacts →

Exact match

“The ocean is an immensely powerful force of nature, and our greatest ally to reverse the tides on climate change.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchUnited StatesHQ recorded Nov 6, 202611-5054 contacts →

Exact match

“Vault 44.01 is a highly experienced CCS project development team with unmatched expertise in non-EOR storage of CO₂.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchDurham, United StatesHQ recorded Nov 6, 202651-20054 contacts →

Exact match

“8 Rivers is a clean energy and climate technology company leading the global energy industry towards achieving net zero.”

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

Showing 25 of 721 direct air capture nonprofits worldwide

See the full list, filter by size, metro and specialty, and access 3,401 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Direct air capture nonprofits worldwide at a glance

As of Nov 6, 2026
37.0%Verified-email coverage
12.7Average contacts per company
1-10Median size (employees)
4.0%Largest-city concentration · London
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
480
11-50
189
51-200
44
201-500
4
501-1,000
2
10001+
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 direct air capture nonprofits are linked below.
What qualifies
Company records worldwide whose business descriptions match “direct air capture nonprofits” 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 3,401 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.

Direct air capture nonprofits by location

5 lists · largest first

Every Direct air capture nonprofits 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 “direct air capture nonprofits”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many direct air capture nonprofits are there worldwide?

RevenueBase identified 721 company matches for direct air capture nonprofits 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?

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

Which country has the most direct air capture nonprofits?

The United States leads with 183 companies, followed by the United Kingdom (60) and Canada (43). Every direct air capture nonprofits list by country and city is linked on this page.

Which city has the most direct air capture nonprofits?

London leads with 29 company records, followed by New York (17) and Cambridge (10).

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 3,401 professional contacts with verified work emails tracked across these 721 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.