Company lists · Data refreshed September 2026

Top 25 Carbon footprint management consultants worldwide

RevenueBase identified 11,657 carbon footprint management consultants worldwide as of September 2026 and tracks 141,377 professional contacts across them, including 52,213 with verified work emails. The United States is the largest market and London the largest hub.

This list covers carbon footprint management consultants worldwide, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 27, 2026. Country and city lists for carbon footprint management consultants follow the table.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, 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 HQ checked on every row RevenueBase Smart Search rating on every row Refreshed Sep 27, 2026 86% judged on-target in blind review
11,657Companies
141,377Contacts tracked
52,213Verified emails
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The 25 largest carbon footprint management consultants worldwide

Ranked by team size
Top 25 of 11,657 carbon footprint management consultants worldwide, ranked by team size, largest first. Data refreshed Sep 27, 2026. RevenueBase Smart Search rates how each company's information relates to carbon footprint management consultants: strong evidence (its own description names it), partial (names part of it), indirect (matched on the rest of its profile rather than the description shown). Click a contact count to view that company's people.
#CompanyRevenueBase Smart SearchHeadquartersEmployeesContacts
1Indirect evidenceLa Garenne-colombes, FranceHQ checked Sep 27, 202610001+12,011 contacts →

Indirect evidence

“Les activités Infrastructures Energétiques Locales d’ENGIE accompagnent les collectivités, les industries et le secteur du bâtiment sur la voie de la décarbonation.”

Source: RevenueBase Database · checked Sep 27, 2026
2Indirect evidenceLondon, United KingdomHQ checked Sep 27, 20265,001-10,0009,119 contacts →

Indirect evidence

“Sustainability is our business.”

Source: RevenueBase Database · checked Sep 27, 2026
3Indirect evidenceSaint-andré-lez-lille, FranceHQ checked Sep 27, 202610001+8,427 contacts →

Indirect evidence

“Dalkia : ensemble, relevons le défi climatique!”

Source: RevenueBase Database · checked Sep 27, 2026
4Indirect evidenceLondon, United KingdomHQ checked Sep 27, 20261,001-5,0003,848 contacts →

Indirect evidence

“SLR is a committed partner in our clients’ sustainability journeys.”

Source: RevenueBase Database · checked Sep 27, 2026
5Indirect evidenceSeattle, WA, United StatesHQ checked Sep 27, 20261,001-5,0002,213 contacts →

Indirect evidence

“We're a national construction and energy services company dedicated to innovating the waste and climate harm out of the built environment.”

Source: RevenueBase Database · checked Sep 27, 2026
6Indirect evidenceAustin, TX, United StatesHQ checked Sep 27, 20261,001-5,0002,121 contacts →

Indirect evidence

“CLEAResult is the largest provider of energy efficiency, energy transition and energy sustainability services in North America.”

Source: RevenueBase Database · checked Sep 27, 2026
7Indirect evidenceParis, JapanHQ checked Sep 27, 20261,001-5,0001,854 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 27, 2026
8Indirect evidenceFramingham, MA, United StatesHQ checked Sep 27, 20261,001-5,0001,383 contacts →

Indirect evidence

“Ameresco, Inc.(NYSE:AMRC) is a leading energy infrastructure solutions provider dedicated to helping customers reduce costs, enhance resilience, and decarbonize to net zero in the…”

Source: RevenueBase Database · checked Sep 27, 2026
9Partial evidenceIrvine, CA, United StatesHQ checked Sep 27, 20261,001-5,0001,304 contacts →

Partial evidence

“ADEC Innovations seamlessly delivers fully integrated, cost-effective industry expertise, business process & data management, and software services.”

Source: RevenueBase Database · checked Sep 27, 2026
10Indirect evidenceAustin, TX, United StatesHQ checked Sep 27, 2026n/a1,145 contacts →

Indirect evidence

“OLA Sustainability, LLC OLA Sustainability is a consulting firm that focuses on integrating sustainable practices into commercial and multifamily design projects.”

Source: RevenueBase Database · checked Sep 27, 2026
11Indirect evidenceLondon, United KingdomHQ checked Sep 27, 20261,001-5,000894 contacts →

Indirect evidence

“Anthesis guides clients to sustainable performance.”

Source: RevenueBase Database · checked Sep 27, 2026
12Partial evidencePort Washington, WI, United StatesHQ checked Sep 27, 20261,001-5,000838 contacts →

Partial evidence

“Franklin Energy delivers end-to-end sustainability solutions through a portfolio of intelligent products and services that lower energy costs, reduce carbon and waste, and grow…”

Source: RevenueBase Database · checked Sep 27, 2026
13Strong evidenceZurich, SwitzerlandHQ checked Sep 27, 2026501-1,000811 contacts →

Strong evidence

“South Pole is the world's leading carbon asset developer and climate consultancy.”

Source: RevenueBase Database · checked Sep 27, 2026
14Strong evidenceOakland, CA, United StatesHQ checked Sep 27, 2026201-500772 contacts →

Strong evidence

“Our mission is simple - to combat climate change through market-based, cost-effective energy, carbon, and water management solutions that make big impacts.”

Source: RevenueBase Database · checked Sep 27, 2026
15Indirect evidenceSevilla, SpainHQ checked Sep 27, 20261,001-5,000688 contacts →

Indirect evidence

“INERCO, with 30 years of experience, offers comprehensive services and develops advanced technologies that contribute to sustainable industrial development, acting as a leader in…”

Source: RevenueBase Database · checked Sep 27, 2026
16Indirect evidenceWalton-on-thames, United KingdomHQ checked Sep 27, 2026201-500658 contacts →

Indirect evidence

“We are passionate about driving sustainable change for our planet.”

Source: RevenueBase Database · checked Sep 27, 2026
17Indirect evidenceAmsterdam, NetherlandsHQ checked Sep 27, 2026501-1,000556 contacts →

Indirect evidence

“As the leading environmental solutions partner for organizations globally, ACT helps its partners meet increasing environmental action and disclosure expectations from regulators…”

Source: RevenueBase Database · checked Sep 27, 2026
18Indirect evidenceSan Francisco, CA, United StatesHQ checked Sep 27, 2026201-500529 contacts →

Indirect evidence

“Watershed is the enterprise sustainability platform.”

Source: RevenueBase Database · checked Sep 27, 2026
19Indirect evidenceNapoli, ItalyHQ checked Sep 27, 2026201-500423 contacts →

Indirect evidence

“We are an Energy Digital and Sustainable Company specialized in sustainability consulting services and 4.0 solutions.”

Source: RevenueBase Database · checked Sep 27, 2026
20Indirect evidenceNoida, IndiaHQ checked Sep 27, 2026n/a400 contacts →

Indirect evidence

“SIPL Pvt Ltd is an established and reputed firm in the Sustainable domain since 2008.”

Source: RevenueBase Database · checked Sep 27, 2026
21Indirect evidenceParis, FranceHQ checked Sep 27, 2026501-1,000390 contacts →

Indirect evidence

“Since 2009, GreenFlex has been a key partner in the energy, environmental and societal transformation of organizations, enabling them to change their trajectory towards an economy…”

Source: RevenueBase Database · checked Sep 27, 2026
22Indirect evidenceIrvine, CA, United StatesHQ checked Sep 27, 2026201-500383 contacts →

Indirect evidence

“We are Trio – built from Edison Energy, Alfa Energy, and Altenex Energy.”

Source: RevenueBase Database · checked Sep 27, 2026
23Indirect evidenceMünchen, GermanyHQ checked Sep 27, 2026501-1,000376 contacts →

Indirect evidence

“ClimatePartner makes climate action valuable for every company at any stage of their journey.”

Source: RevenueBase Database · checked Sep 27, 2026
24Partial evidenceKirkham, United KingdomHQ checked Sep 27, 2026501-1,000373 contacts →

Partial evidence

“Inspired PLC is a leading technology-enabled provider of energy and sustainability solutions that allow UK and Irish businesses to transition to net-zero carbon and manage their…”

Source: RevenueBase Database · checked Sep 27, 2026
25Indirect evidenceSt Leonards, AustraliaHQ checked Sep 27, 2026201-500361 contacts →

Indirect evidence

“At EMM, we believe that a sustainable future is achievable, and we are dedicated to helping our clients and the community make it a reality.”

Source: RevenueBase Database · checked Sep 27, 2026

Showing 25 of 11,657 carbon footprint management consultants worldwide

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Carbon footprint management consultants worldwide at a glance

As of Sep 27, 2026
36.9%Verified-email coverage
12.1Average contacts per company
1-10Median size (employees)
3.2%Largest-city concentration · London
Sep 27, 2026Page data refreshed

Companies by employee count

1-10
8,455
11-50
2,563
51-200
459
201-500
80
501-1,000
28
1,001-5,000
33
5,001-10,000
7
10001+
10

Email recency is reported on each country list linked below.

How this list was built

Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among carbon footprint management consultants, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search rating on every row are there so you can check each match yourself.

Source
The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase Smart Search, the natural-language company search available to every RevenueBase user.
Coverage
Every country. Country and city lists for carbon footprint management consultants are linked below.
What qualifies
Companies worldwide whose own description of what they do matches “carbon footprint management consultants”. Matching reads each company's description, not its industry code or its name.
RevenueBase Smart Search
RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names carbon footprint management consultants), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
What we exclude
Companies whose own description does not clearly place them among carbon footprint management consultants, and records with no verified work email.
Match quality
In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and its RevenueBase Smart Search rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
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 listed company carries at least one verified work email, 52,213 across the full list. 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 September 27, 2026. Lists refresh periodically as the graph is re-checked.
Corrections
Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.

Carbon footprint management consultants by location

63 lists · largest first

Every Carbon footprint management consultants 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 Smart Search?

RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names carbon footprint management consultants, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.

How many carbon footprint management consultants are there worldwide?

RevenueBase identified 11,657 carbon footprint management consultants worldwide as of September 2026, matched on each company's own description of what it does rather than its industry code.

What is the largest company on this list?

Engie Solutions France, headquartered in La Garenne-Colombes, tops this list with the largest team on record.

Which country has the most carbon footprint management consultants?

The United States leads with 1,284 companies, followed by the United Kingdom (1,130) and France (782). Every carbon footprint management consultants list by country and city is linked on this page.

Which city has the most carbon footprint management consultants?

London leads with 372 headquartered companies, followed by Paris (189) and Sao Paulo (134).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 52,213 verified decision-maker contacts tracked across these 11,657 companies.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 27, 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 Smart Search, 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.