Company lists · Data refreshed October 2026

Top 25 Climate tech software companies worldwide

Name: Climate tech software companies worldwide
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Oct 1, 2026 2,369 companies tracked

RevenueBase identified 2,369 company matches for climate tech software companies worldwide as of October 2026 and tracks 52,427 professional contacts across them, including 18,994 with verified work emails. The United States is the largest market and London the largest hub.

This list covers company matches for climate tech software 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 October 1, 2026. Country and city lists for climate tech software 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 Oct 1, 2026 How this list was built

2,369Companies

52,427Contacts tracked

18,994Verified emails

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The 25 largest climate tech software companies worldwide

Ranked by team size

Top 25 of 2,369 company matches for climate tech software companies worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 1, 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.
#	Company	RevenueBase SmartSearch	Headquarters	Employees	Contacts
1	Carrier Hvac	Exact match	United StatesHQ recorded Oct 1, 2026	10001+	10,099 contacts →
	Exact match “Carrier is a global leader in intelligent climate and energy solutions, pioneering sustainable innovations in climate technologies.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
2	GE Digital	Exact match	San Ramon, CA, United StatesHQ recorded Oct 1, 2026	1,001-5,000	1,763 contacts →
	Exact match “At GE Digital, our focus is clear: delivering software that accelerates a new era of energy.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
3	Nextracker INC	Exact match	Fremont, CA, United StatesHQ recorded Oct 1, 2026	501-1,000	944 contacts →
	Exact match “Since day one, Nextracker’s mission has been to transition the world to affordable, renewable power, by developing the highest-performing and resilient solar tracking technologies…” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
4	Wärtsilä Energy	Exact match	Helsinki, FinlandHQ recorded Oct 1, 2026	10001+	940 contacts →
	Exact match “Wärtsilä leads the transition towards a 100% renewable energy future.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
5	South Pole	Exact match	Zurich, SwitzerlandHQ recorded Oct 1, 2026	501-1,000	811 contacts →
	Exact match “South Pole is the world's leading carbon asset developer and climate consultancy.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
6	KBC A Yokogawa Company	Exact match	Walton-on-thames, United KingdomHQ recorded Oct 1, 2026	201-500	658 contacts →
	Exact match “We are passionate about driving sustainable change for our planet.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
7	ACT Group	Exact match	Amsterdam, NetherlandsHQ recorded Oct 1, 2026	501-1,000	556 contacts →
	Exact match “As the leading environmental solutions partner for organizations globally, ACT helps its partners meet increasing environmental action and disclosure expectations from regulators…” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
8	Palmetto	Exact match	Charlotte, NC, United StatesHQ recorded Oct 1, 2026	201-500	539 contacts →
	Exact match “Palmetto is a leading clean tech company on a mission to accelerate the transition to a clean energy future.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
9	Westport Fuel Systems	Exact match	Vancouver, BC, CanadaHQ recorded Oct 1, 2026	51-200	480 contacts →
	Exact match “Westport is a clean-tech innovation company, providing simplified solutions to decarbonize.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
10	Chakr Innovation	Exact match	Gurgaon, IndiaHQ recorded Oct 1, 2026	501-1,000	476 contacts →
	Exact match “Chakr Innovation is a pioneering Indian cleantech startup, founded by IIT Delhi graduates, dedicated to revolutionizing air quality with cutting-edge material science technology.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
11	Zeronorth	Exact match	Copenhagen, DenmarkHQ recorded Oct 1, 2026	501-1,000	454 contacts →
	Exact match “ZeroNorth is a technology leader committed to accelerating the energy transition in global shipping.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
12	Ecozen	Exact match	Pune, IndiaHQ recorded Oct 1, 2026	201-500	429 contacts →
	Exact match “Ecozen develops climate-smart deeptech solutions and core technology stacks to deliver a sustainable future, including motor controls, IoT, and energy storage.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
13	Stem, INC	Exact match	Houston, TX, United StatesHQ recorded Oct 1, 2026	501-1,000	417 contacts →
	Exact match “At Stem, we’re reimagining technology to drive the energy transition.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
14	Isotrol	Exact match	Sevilla, MexicoHQ recorded Oct 1, 2026	201-500	398 contacts →
	Exact match “Isotrol is the world market leader in energy software solutions and renewable energy plant control solutions used by large energy companies for 4 decades now.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
15	Climatepartner	Exact match	Munich, GermanyHQ recorded Oct 1, 2026	501-1,000	376 contacts →
	Exact match “ClimatePartner makes climate action valuable for every company at any stage of their journey.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
16	Second Foundation	Exact match	Prague, Czech RepublicHQ recorded Oct 1, 2026	201-500	334 contacts →
	Exact match “Second Foundation is a tech company active in energy markets.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
17	3degrees Group, INC	Exact match	San Francisco, CA, United StatesHQ recorded Oct 1, 2026	201-500	324 contacts →
	Exact match “3Degrees is a leading global climate solutions provider, pioneer of environmental markets, and Certified B Corporation.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
18	Cimarron	Exact match	Houston, TX, United StatesHQ recorded Oct 1, 2026	501-1,000	306 contacts →
	Exact match “With decades of operating history and innovation across our trusted brands, Cimarron provides technology-driven emissions management solutions for the global energy system.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
19	Greenly	Exact match	New York, NY, United StatesHQ recorded Oct 1, 2026	201-500	305 contacts →
	Exact match “Greenly is on a mission to democratize access to science-backed climate intelligence, transforming sustainability from a compliance burden into a strategic competitive advantage.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
20	Correla	Exact match	Solihull, United KingdomHQ recorded Oct 1, 2026	201-500	293 contacts →
	Exact match “Correla exists because we dream of a simpler, greener society powered by our investment in innovation and our passion for customers.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
21	Automa	Exact match	Jundiaí, BrazilHQ recorded Oct 1, 2026	201-500	291 contacts →
	Exact match “A Automa, a DNV company, é referência em tecnologias para o setor de energia, com foco em controle, inteligência operacional e eficiência.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
22	Waycarbon	Exact match	Belo Horizonte, BrazilHQ recorded Oct 1, 2026	201-500	221 contacts →
	Exact match “WayCarbon is a global company specialized in solutions focused on the transition to a net-zero economy.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
23	Fenermekani̇k	Exact match	Ankara, TürkiyeHQ recorded Oct 1, 2026	1,001-5,000	206 contacts →
	Exact match “Enerjinin ve küresel ısınma nedeniyle, kaynakların kullanımının geleceğimizi yapılandıracağı çağımızda, teknoloji ve inovasyonlara açık olan şirketimiz, getireceği yenilikçi…” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
24	Nextchem	Exact match	ItalyHQ recorded Oct 1, 2026	501-1,000	203 contacts →
	Exact match “NEXTCHEM is MAIRE’s company dedicated to Sustainable Technology Solutions.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
25	Anew Climate	Exact match	Houston, TX, United StatesHQ recorded Oct 1, 2026	201-500	200 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 · Oct 1, 2026 · View company records in RevenueBase

RevenueBase SmartSearch

Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.

This list uses Exact for “climate tech software companies”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.

Showing 25 of 2,369 climate tech software companies worldwide

See the full list, filter by size, metro and specialty, and access 18,994 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Climate tech software companies worldwide at a glance

As of Oct 1, 2026

36.2%Verified-email coverage

22.1Average contacts per company

1-10Median size (employees)

3.8%Largest-city concentration · London

Oct 1, 2026Page data refreshed

Companies by employee count

1-10

1,404

11-50

746

51-200

148

201-500

501-1,000

1,001-5,000

5,001-10,000

10001+

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 climate tech software companies are linked below.
What qualifies: Company records worldwide whose business descriptions match “climate tech software 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 18,994 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 October 1, 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.

Climate tech software companies by location

34 lists · largest first

Every Climate tech software 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 “climate tech software companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many climate tech software companies are there worldwide?

RevenueBase identified 2,369 company matches for climate tech software companies worldwide as of October 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?

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

Which country has the most climate tech software companies?

The United States leads with 548 companies, followed by the United Kingdom (382) and Germany (243). Every climate tech software companies list by country and city is linked on this page.

Which city has the most climate tech software companies?

London leads with 89 company records, followed by Berlin (37) and Paris (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 18,994 professional contacts with verified work emails tracked across these 2,369 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 October 1, 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.