Company lists · Data refreshed September 2026

Top 25 Greenhouse gas accounting firms worldwide

Name: Greenhouse gas accounting firms worldwide
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 28, 2026 6,641 companies tracked

RevenueBase identified 6,641 company matches for greenhouse gas accounting firms worldwide as of September 2026 and tracks 66,982 professional contacts across them, including 27,789 with verified work emails. The United Kingdom is the largest market and London the largest hub.

This list covers company matches for greenhouse gas accounting firms 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 September 28, 2026. Country and city lists for greenhouse gas accounting firms 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 Sep 28, 2026 How this list was built

6,641Companies

66,982Contacts tracked

27,789Verified emails

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The 25 largest greenhouse gas accounting firms worldwide

Ranked by team size

Top 25 of 6,641 company matches for greenhouse gas accounting firms worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 28, 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	ERM	Exact match	London, United KingdomHQ recorded Sep 28, 2026	5,001-10,000	9,119 contacts →
	Exact match “Sustainability is our business.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
2	SLR Consulting	Exact match	London, United KingdomHQ recorded Sep 28, 2026	1,001-5,000	3,848 contacts →
	Exact match “SLR is a committed partner in our clients’ sustainability journeys.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
3	Ecovadis	Exact match	Paris, JapanHQ recorded Sep 28, 2026	1,001-5,000	1,854 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
4	Anthesis Group	Exact match	London, United KingdomHQ recorded Sep 28, 2026	1,001-5,000	894 contacts →
	Exact match “Anthesis guides clients to sustainable performance.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
5	Achilles Information Limited	Exact match	Abingdon, United KingdomHQ recorded Sep 28, 2026	501-1,000	836 contacts →
	Exact match “For more than 30 years, Achilles has protected organisations’ business interests and reputations by providing unrivalled levels of supply chain transparency, carbon reduction and…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
6	South Pole	Exact match	Zurich, SwitzerlandHQ recorded Sep 28, 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 · Sep 28, 2026 · View company records in RevenueBase
7	Uniqus Consultech INC	Exact match	San Jose, CA, United StatesHQ recorded Sep 28, 2026	501-1,000	675 contacts →
	Exact match “Uniqus Consultech is an AI and global tech-enabled consulting company that specializes in Accounting & Reporting Consulting, Governance, Risk & Compliance, Sustainability &…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
8	ACT Group	Exact match	Amsterdam, NetherlandsHQ recorded Sep 28, 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 · Sep 28, 2026 · View company records in RevenueBase
9	Watershed	Exact match	San Francisco, CA, United StatesHQ recorded Sep 28, 2026	201-500	529 contacts →
	Exact match “Watershed is the enterprise sustainability platform.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
10	SIPL	Exact match	Noida, IndiaHQ recorded Sep 28, 2026	n/a	400 contacts →
	Exact match “SIPL Pvt Ltd is an established and reputed firm in the Sustainable domain since 2008.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
11	Greenflex	Exact match	Paris, FranceHQ recorded Sep 28, 2026	501-1,000	390 contacts →
	Exact match “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…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
12	Climatepartner	Exact match	München, GermanyHQ recorded Sep 28, 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 · Sep 28, 2026 · View company records in RevenueBase
13	EMM Consulting PTY Limited	Exact match	St Leonards, AustraliaHQ recorded Sep 28, 2026	201-500	361 contacts →
	Exact match “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.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
14	NUS Consulting Group	Exact match	Park Ridge, NJ, United StatesHQ recorded Sep 28, 2026	201-500	336 contacts →
	Exact match “National Utility Service, Inc.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
15	Quantis	Exact match	Lausanne, SwitzerlandHQ recorded Sep 28, 2026	201-500	325 contacts →
	Exact match “Quantis, part of BCG, is a sustainability consulting firm that helps organizations translate sustainability ambition into measurable business value.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
16	Position Green	Exact match	Malmö, SwedenHQ recorded Sep 28, 2026	201-500	306 contacts →
	Exact match “Position Green is a sustainability data reporting and management platform that combines software capabilities with expert advisory services to revolutionize the way businesses…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
17	Greenly	Exact match	New York, NY, United StatesHQ recorded Sep 28, 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 · Sep 28, 2026 · View company records in RevenueBase
18	Picarro	Exact match	Santa Clara, CA, United StatesHQ recorded Sep 28, 2026	201-500	297 contacts →
	Exact match “Reducing emissions, detecting leaks, mitigating risk, optimizing operations, ensuring compliance and advancing research are some of the challenges facing our clients.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
19	Cascade Energy	Exact match	Portland, OR, United StatesHQ recorded Sep 28, 2026	201-500	288 contacts →
	Exact match “At Cascade Energy, we believe in better.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
20	Grupo Partnership	Exact match	Rio De Janeiro, BrazilHQ recorded Sep 28, 2026	1,001-5,000	244 contacts →
	Exact match “Com uma força propulsora de inovação, nos dedicamos a criar e aplicar soluções que elevam o padrão de nossos serviços no mercado.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
21	Valora Consultores	Exact match	Madrid, United KingdomHQ recorded Sep 28, 2026	51-200	241 contacts →
	Exact match “VALORA is a consulting company who focus its activity towards a new professional innovative and thrilling challenge.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
22	Waycarbon	Exact match	Belo Horizonte, BrazilHQ recorded Sep 28, 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 · Sep 28, 2026 · View company records in RevenueBase
23	D2o	Exact match	Jaipur, IndiaHQ recorded Sep 28, 2026	51-200	217 contacts →
	Exact match “Design2Occupancy Services LLP (D2O) is a leading organization providing a platform and solutions in Energy Efficiency Analysis and Energy Code Compliances, Climate Change…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
24	Sustainometric	Exact match	Amsterdam, United StatesHQ recorded Sep 28, 2026	51-200	213 contacts →
	Exact match “SustainoMetric is committed towards providing high quality customized sustainability research and advice to investors and companies.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
25	EKI Energy Services LTD Enking International	Exact match	Indore, IndiaHQ recorded Sep 28, 2026	201-500	203 contacts →
	Exact match “EKI Energy Services Ltd.(EKI), erstwhile EnKing International in the climate sector globally, is a leading Carbon Credit Developer & Supplier across the globe.” Recorded in the RevenueBase company graph · Sep 28, 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 “greenhouse gas accounting firms”. 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 6,641 greenhouse gas accounting firms worldwide

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Greenhouse gas accounting firms worldwide at a glance

As of Sep 28, 2026

41.5%Verified-email coverage

10.1Average contacts per company

1-10Median size (employees)

4.0%Largest-city concentration · London

Sep 28, 2026Page data refreshed

Companies by employee count

1-10

4,905

11-50

1,412

51-200

238

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 greenhouse gas accounting firms are linked below.
What qualifies: Company records worldwide whose business descriptions match “greenhouse gas accounting firms” 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 27,789 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 September 28, 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.

Greenhouse gas accounting firms by location

52 lists · largest first

Every Greenhouse gas accounting firms 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 “greenhouse gas accounting firms”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many greenhouse gas accounting firms are there worldwide?

RevenueBase identified 6,641 company matches for greenhouse gas accounting firms worldwide as of September 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?

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

Which country has the most greenhouse gas accounting firms?

The United Kingdom leads with 657 companies, followed by the United States (635) and France (417). Every greenhouse gas accounting firms list by country and city is linked on this page.

Which city has the most greenhouse gas accounting firms?

London leads with 266 company records, followed by Paris (126) and Sao Paulo (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 27,789 professional contacts with verified work emails tracked across these 6,641 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 September 28, 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.