Company lists · Data refreshed November 2026

Top 25 Green technology companies worldwide

Name: Green technology companies worldwide
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Nov 6, 2026 8,920 companies tracked

RevenueBase identified 8,920 company matches for green technology companies worldwide as of November 2026 and tracks 373,901 professional contacts across them, including 91,802 with verified work emails. The United States is the largest market and London the largest hub.

This list covers company matches for green technology 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 green technology 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

8,920Companies

373,901Contacts tracked

91,802Verified emails

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The 25 largest green technology companies worldwide

Ranked by team size

Top 25 of 8,920 company matches for green technology 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.
#	Company	RevenueBase SmartSearch	Headquarters	Employees	Contacts
1	Johnson Controls	Exact match	Cork, IrelandHQ recorded Nov 6, 2026	10001+	55,567 contacts →
	Exact match “Johnson Controls is a global leader in thermal management, mission-critical building systems, energy efficiency and decarbonization.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2	Veolia	Exact match	Aubervilliers, FranceHQ recorded Nov 6, 2026	10001+	33,268 contacts →
	Exact match “Veolia, a global leader in environmental services, works every day to build environmental security for the benefit of public health and the competitiveness of industries and…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3	Acciona	Exact match	Madrid, SpainHQ recorded Nov 6, 2026	10001+	29,815 contacts →
	Exact match “ACCIONA champions a different way of doing business: Business as Unusual, delivering benefits far beyond the corporate realm.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4	Trane Technologies	Exact match	Davidson, NC, United StatesHQ recorded Nov 6, 2026	10001+	13,752 contacts →
	Exact match “Trane Technologies is a global climate innovator advancing sustainability through our leading brands Trane® and Thermo King®, which bring efficient and sustainable climate…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5	Engie Solutions France	Exact match	La Garenne-colombes, FranceHQ recorded Nov 6, 2026	10001+	11,810 contacts →
	Exact match “Les activités Infrastructures Energétiques Locales d’ENGIE accompagnent les collectivités, les industries et le secteur du bâtiment sur la voie de la décarbonation.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6	Carrier Hvac	Exact match	United StatesHQ recorded Nov 6, 2026	10001+	10,403 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 · Nov 6, 2026 · View company records in RevenueBase
7	Dalkia	Exact match	Saint-andré-lez-lille, FranceHQ recorded Nov 6, 2026	10001+	9,075 contacts →
	Exact match “Dalkia : ensemble, relevons le défi climatique!” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8	Johnson Matthey	Exact match	Royston, United KingdomHQ recorded Nov 6, 2026	5,001-10,000	7,986 contacts →
	Exact match “Johnson Matthey (JM) is a world leader in platinum group metals (PGMs).” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9	Alfanar	Exact match	Riyadh, Saudi ArabiaHQ recorded Nov 6, 2026	10001+	6,979 contacts →
	Exact match “alfanar builds efficient energy systems & solutions of the present and sets up infrastructures for a brighter future.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10	Copeland	Exact match	St. Louis, MO, United StatesHQ recorded Nov 6, 2026	10001+	4,376 contacts →
	Exact match “Copeland is a global leader in compression technologies and controls solutions, with more than 200 million installations worldwide.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11	Enova By Veolia	Exact match	Dubai, United Arab EmiratesHQ recorded Nov 6, 2026	5,001-10,000	4,188 contacts →
	Exact match “Enova is the regional leader in integrated energy and multi-technical services, delivering comprehensive services to its clients.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12	Urbaser	Exact match	Madrid, SpainHQ recorded Nov 6, 2026	10001+	3,713 contacts →
	Exact match “Urbaser es uno de los líderes mundiales en gestión medioambiental, una compañía global orientada a la sostenibilidad, que da servicio a más de 50 millones de personas en 20 países…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13	Voith Group	Exact match	Heidenheim An Der Brenz, GermanyHQ recorded Nov 6, 2026	10001+	3,074 contacts →
	Exact match “The Voith Group is a global technology company.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14	Veolia UK	Exact match	London, United KingdomHQ recorded Nov 6, 2026	10001+	2,980 contacts →
	Exact match “Veolia UK provides solutions for ecological transformation which means reconciling human progress with environmental protection.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15	Ambipar	Exact match	Sao Paulo, BrazilHQ recorded Nov 6, 2026	10001+	2,883 contacts →
	Exact match “Our mission is to promote ecological transformation by investing in decarbonization projects, circular economy, energy transition, and environmental regeneration.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16	Topsoe	Exact match	Kongens Lyngby, United StatesHQ recorded Nov 6, 2026	1,001-5,000	2,723 contacts →
	Exact match “Topsoe is a leading global provider of technology and solutions for the energy transition.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17	Mckinstry	Exact match	Seattle, WA, United StatesHQ recorded Nov 6, 2026	1,001-5,000	2,347 contacts →
	Exact match “We're a national construction and energy services company dedicated to innovating the waste and climate harm out of the built environment.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18	Envision Energy	Exact match	Huangpu District, ChinaHQ recorded Nov 6, 2026	1,001-5,000	2,311 contacts →
	Exact match “Envision Energy is a world-leading green technology company that provides renewable energy solutions for global enterprises, governments, and institutions.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19	Clearesult	Exact match	Austin, TX, United StatesHQ recorded Nov 6, 2026	1,001-5,000	2,264 contacts →
	Exact match “CLEAResult is the largest provider of energy efficiency, energy transition and energy sustainability services in North America.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20	CHINT	Exact match	Shanghai, ChinaHQ recorded Nov 6, 2026	10001+	1,946 contacts →
	Exact match “CHINT is a global leader in smart energy solutions, delivering efficient and sustainable power for industries, infrastructure, and communities worldwide.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21	Ameresco	Exact match	Framingham, MA, United StatesHQ recorded Nov 6, 2026	1,001-5,000	1,570 contacts →
	Exact match “Ameresco, Inc.(NYSE:AMRC) is a leading energy infrastructure company delivering integrated solutions to create reliable power and modernize infrastructure.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22	ISTA	Exact match	Essen, GermanyHQ recorded Nov 6, 2026	5,001-10,000	1,562 contacts →
	Exact match “Wir geben Häusern eine Zukunft.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23	RSK Group	Exact match	Helsby, United KingdomHQ recorded Nov 6, 2026	10001+	1,246 contacts →
	Exact match “RSK Group is a global leader in the delivery of environmental and engineering solutions.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24	BKW AG	Exact match	Bern, SwitzerlandHQ recorded Nov 6, 2026	10001+	1,184 contacts →
	Exact match “The BKW Group is an internationally active energy and infrastructure company based in Berne.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25	Gruppo AB	Exact match	Orzinuovi, United KingdomHQ recorded Nov 6, 2026	1,001-5,000	1,135 contacts →
	Exact match “Since 1981, AB has tackled the challenges posed by energy sustainability, working alongside our customers to improve their competitiveness while saving energy and reducing…” Recorded in the RevenueBase company graph · Nov 6, 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 “green technology 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 8,920 green technology companies worldwide

See the full list, filter by size, metro and specialty, and access 91,802 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Green technology companies worldwide at a glance

As of Nov 6, 2026

24.6%Verified-email coverage

41.9Average contacts per company

1-10Median size (employees)

1.6%Largest-city concentration · London

Nov 6, 2026Page data refreshed

Companies by employee count

1-10

4,805

11-50

2,827

51-200

740

201-500

237

501-1,000

1,001-5,000

106

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 green technology companies are linked below.
What qualifies: Company records worldwide whose business descriptions match “green technology 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 91,802 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.

Green technology companies by location

61 lists · largest first

Every Green technology 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 “green technology companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many green technology companies are there worldwide?

RevenueBase identified 8,920 company matches for green technology 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?

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

Which country has the most green technology companies?

The United States leads with 918 companies, followed by Brazil (577) and India (566). Every green technology companies list by country and city is linked on this page.

Which city has the most green technology companies?

London leads with 140 company records, followed by Sao Paulo (101) and Paris (79).

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 91,802 professional contacts with verified work emails tracked across these 8,920 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.