Company lists · Data refreshed October 2026

Top 25 Industrial decarbonization contractors worldwide

Name: Industrial decarbonization contractors worldwide
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Oct 16, 2026 14,766 companies tracked

RevenueBase identified 14,766 company matches for industrial decarbonization contractors worldwide as of October 2026 and tracks 540,732 professional contacts across them, including 161,031 with verified work emails. The United States is the largest market and London the largest hub.

This list covers company matches for industrial decarbonization contractors 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 16, 2026. Country and city lists for industrial decarbonization contractors 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 16, 2026 How this list was built

14,766Companies

540,732Contacts tracked

161,031Verified emails

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The 25 largest industrial decarbonization contractors worldwide

Ranked by team size

Top 25 of 14,766 company matches for industrial decarbonization contractors worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 16, 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 Oct 16, 2026	10001+	54,046 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 · Oct 16, 2026 · View company records in RevenueBase
2	Worley	Exact match	Sydney, AustraliaHQ recorded Oct 16, 2026	10001+	35,018 contacts →
	Exact match “Worley is a global professional services company of energy, chemicals and resources experts headquartered in Australia.” Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
3	Stantec	Exact match	Edmonton, AB, CanadaHQ recorded Oct 16, 2026	10001+	29,839 contacts →
	Exact match “Stantec empowers clients, people, and communities to rise to the world’s greatest challenges at a time when the world faces more unprecedented concerns than ever before.” Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
4	Technipfmc	Exact match	Newcastle Upon Tyne, United KingdomHQ recorded Oct 16, 2026	10001+	20,783 contacts →
	Exact match “TechnipFMC is a leading technology provider to the traditional and new energies industry, delivering fully integrated projects, products, and services.” Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
5	WOOD	Exact match	Aberdeen, United KingdomHQ recorded Oct 16, 2026	10001+	16,351 contacts →
	Exact match “Wood is a global leader in consulting and engineering, delivering critical solutions across energy and materials markets.” Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
6	Engie Solutions France	Exact match	La Garenne-colombes, FranceHQ recorded Oct 16, 2026	10001+	11,566 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 · Oct 16, 2026 · View company records in RevenueBase
7	Atkins	Exact match	Epsom, United KingdomHQ recorded Oct 16, 2026	10001+	9,147 contacts →
	Exact match “Atkins is now AtkinsRéalis.” Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
8	Dalkia	Exact match	Saint-andré-lez-lille, FranceHQ recorded Oct 16, 2026	10001+	8,823 contacts →
	Exact match “Dalkia : ensemble, relevons le défi climatique!” Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
9	Carrier	Exact match	Palm Beach Gardens, FL, United StatesHQ recorded Oct 16, 2026	10001+	8,060 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 16, 2026 · View company records in RevenueBase
10	Johnson Matthey	Exact match	Royston, United KingdomHQ recorded Oct 16, 2026	5,001-10,000	7,827 contacts →
	Exact match “Johnson Matthey (JM) is a world leader in platinum group metals (PGMs).” Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
11	RENEW	Exact match	Gurgaon, IndiaHQ recorded Oct 16, 2026	1,001-5,000	4,430 contacts →
	Exact match “ReNew is a leading decarbonisation solutions provider and the first Indian clean energy company to list on Nasdaq (Nasdaq: RNW).” Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
12	Sargent & Lundy	Exact match	Chicago, United StatesHQ recorded Oct 16, 2026	1,001-5,000	4,341 contacts →
	Exact match “Sargent & Lundy is one of the world’s longest-standing full-service architect engineering firms.” Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
13	Golder	Exact match	Vancouver, BC, CanadaHQ recorded Oct 16, 2026	5,001-10,000	3,241 contacts →
	Exact match “Golder was acquired by WSP.” Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
14	FTI	Exact match	Menasha, WI, United StatesHQ recorded Oct 16, 2026	1,001-5,000	2,979 contacts →
	Exact match “Faith Technologies Incorporated (FTI) is a dynamic organization comprised of construction, engineering, manufacturing and renewable energy experts.” Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
15	Veolia UK	Exact match	London, United KingdomHQ recorded Oct 16, 2026	10001+	2,950 contacts →
	Exact match “Veolia UK provides solutions for ecological transformation which means reconciling human progress with environmental protection.” Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
16	Performance Contractors	Exact match	Baton Rouge, LA, United StatesHQ recorded Oct 16, 2026	1,001-5,000	2,920 contacts →
	Exact match “We began as a merit shop general industrial contractor back in 1979.” Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
17	Toyo Engineering Corporation	Exact match	Chiba-shi Mihama-ku, JapanHQ recorded Oct 16, 2026	1,001-5,000	2,841 contacts →
	Exact match “Toyo Engineering is an engineering company that constructs the plant in a global stage centering on the plant engineering field.” Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
18	Ambipar	Exact match	Sao Paulo, BrazilHQ recorded Oct 16, 2026	10001+	2,782 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 · Oct 16, 2026 · View company records in RevenueBase
19	Topsoe	Exact match	Kongens Lyngby, United StatesHQ recorded Oct 16, 2026	1,001-5,000	2,649 contacts →
	Exact match “Topsoe is a leading global provider of technology and solutions for the energy transition.” Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
20	Langan Engineering & Environmental Services	Exact match	Parsippany, NJ, United StatesHQ recorded Oct 16, 2026	1,001-5,000	2,402 contacts →
	Exact match “Langan's client-focused, highly entrepreneurial culture cultivates an environment of opportunities in which career growth and teamwork flourish.” Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
21	Mckinstry	Exact match	Seattle, WA, United StatesHQ recorded Oct 16, 2026	1,001-5,000	2,293 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 · Oct 16, 2026 · View company records in RevenueBase
22	Clearesult	Exact match	Austin, TX, United StatesHQ recorded Oct 16, 2026	1,001-5,000	2,206 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 · Oct 16, 2026 · View company records in RevenueBase
23	IMEG	Exact match	Rock Island, IL, United StatesHQ recorded Oct 16, 2026	1,001-5,000	2,064 contacts →
	Exact match “Leaders in Engineering and Innovation.” Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
24	Salas O'brien	Exact match	Irvine, CA, United StatesHQ recorded Oct 16, 2026	1,001-5,000	2,053 contacts →
	Exact match “Salas O’Brien is an employee-owned engineering, science, and technical services firm focused on advancing the human experience through the built environment.” Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
25	Rotary Engineering	Exact match	SingaporeHQ recorded Oct 16, 2026	5,001-10,000	1,964 contacts →
	Exact match “Founded 1972 in Singapore, Rotary Engineering is your Strategic Energy Partner providing Integrated Infrastructure Solutions with a sustainability focus.” Recorded in the RevenueBase company graph · Oct 16, 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 “industrial decarbonization contractors”. 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 14,766 industrial decarbonization contractors worldwide

See the full list, filter by size, metro and specialty, and access 161,031 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Industrial decarbonization contractors worldwide at a glance

As of Oct 16, 2026

29.8%Verified-email coverage

36.6Average contacts per company

1-10Median size (employees)

1.3%Largest-city concentration · London

Oct 16, 2026Page data refreshed

Companies by employee count

1-10

8,055

11-50

4,580

51-200

1,405

201-500

362

501-1,000

133

1,001-5,000

131

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 industrial decarbonization contractors are linked below.
What qualifies: Company records worldwide whose business descriptions match “industrial decarbonization contractors” 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 161,031 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 16, 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.

Industrial decarbonization contractors by location

71 lists · largest first

Every Industrial decarbonization contractors 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 “industrial decarbonization contractors”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many industrial decarbonization contractors are there worldwide?

RevenueBase identified 14,766 company matches for industrial decarbonization contractors 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?

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

Which country has the most industrial decarbonization contractors?

The United States leads with 1,988 companies, followed by France (993) and Brazil (820). Every industrial decarbonization contractors list by country and city is linked on this page.

Which city has the most industrial decarbonization contractors?

London leads with 191 company records, followed by Paris (127) and Sao Paulo (123).

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 161,031 professional contacts with verified work emails tracked across these 14,766 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 16, 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.