Company lists · Data refreshed September 2026

Top 25 Impact measurement accounting firms worldwide

RevenueBase identified 2,004 company matches for impact measurement accounting firms worldwide as of September 2026 and tracks 19,458 professional contacts across them, including 5,771 with verified work emails. Brazil is the largest market and London the largest hub.

This list covers company matches for impact measurement 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 impact measurement 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
2,004Companies
19,458Contacts tracked
5,771Verified emails
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The 25 largest impact measurement accounting firms worldwide

Ranked by team size
Top 25 of 2,004 company matches for impact measurement 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.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchEindhoven, NetherlandsHQ recorded Sep 28, 20261,001-5,0002,428 contacts →

Exact match

“At BDO, we help people and organisations achieve their sustainable future.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
2Exact matchPhnom Penh, CambodiaHQ recorded Sep 28, 20261,001-5,000430 contacts →

Exact match

“KPMG in Cambodia was established in 1994.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
3Exact matchMumbai, IndiaHQ recorded Sep 28, 2026201-500393 contacts →

Exact match

“Assurance | Tax | Technology”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
4Exact matchMontréal, QC, CanadaHQ recorded Sep 28, 2026201-500347 contacts →

Exact match

“FBL | SOCIÉTÉ DE COMPTABLES PROFESSIONNELS AGRÉÉS Ayant été désigné comme étant l’un des dix plus grands cabinets au Québec, FBL jouit d’une solide expertise depuis plus de 40 ans.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
5Exact matchMumbai, IndiaHQ recorded Sep 28, 2026201-500343 contacts →

Exact match

“Chaturvedi and Shah LLP is a Mumbai-based professional services firm with over five decades of experience in audit and assurance, established in 1967.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
6Exact match千代田区, JapanHQ recorded Sep 28, 20265,001-10,000181 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
7Exact matchEagan, MN, United StatesHQ recorded Sep 28, 202651-200150 contacts →

Exact match

“All In One Accounting is your strategic accounting team dedicated to serving growth-minded entrepreneurs and mission-driven nonprofits by supporting profitable growth, protection…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
8Exact matchMadison, WI, United StatesHQ recorded Sep 28, 2026201-500125 contacts →

Exact match

“Founded in 1974 in Madison, WI, SVA started out as a small independent accounting firm with just a few professionals on staff.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
9Exact matchLondon, United KingdomHQ recorded Sep 28, 202651-200116 contacts →

Exact match

“At Harris & Trotter, we believe your accountant should do a lot more than just report on how your business is doing – he or she should help you identify opportunities to improve…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
10Exact matchLondon, United KingdomHQ recorded Sep 28, 202651-200104 contacts →

Exact match

“Welcome to Sayer Vincent, experts in auditing and advising charities and social purpose organisations.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
11Exact matchNatal, BrazilHQ recorded Sep 28, 202651-200103 contacts →

Exact match

“A Rui Cadete Consultores é uma empresa que se orgulha de ter nascido com um DNA diferente.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
12Exact matchHemel Hempstead, United KingdomHQ recorded Sep 28, 2026501-1,000102 contacts →

Exact match

“SJD is now Caroola Accountancy!”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
13Exact matchRugby, United KingdomHQ recorded Sep 28, 202651-20099 contacts →

Exact match

“Cottons was established in 1983 and has since grown to become one of the leading independent chartered accountancy firms in the UK, with offices in Rugby, Northampton, Daventry…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
14Exact matchParis, FranceHQ recorded Sep 28, 202611-5094 contacts →

Exact match

“Goodwill-management is a consulting firm in socially responsible economic performance.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
15Exact matchQuébec, QC, CanadaHQ recorded Sep 28, 202651-20092 contacts →

Exact match

“Dallaire Forest Kirouac (DFK) est un cabinet d’expert(e)s‑comptables offrant des services de certification, comptabilité, fiscalité, juricomptabilité, d’évaluation d’entreprise et…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
16Exact matchJoinville, BrazilHQ recorded Sep 28, 202651-20091 contacts →

Exact match

“A Gestão Contabilidade é uma empresa de contabilidade e assessoria empresarial.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
17Exact matchMakati, PhilippinesHQ recorded Sep 28, 202651-20090 contacts →

Exact match

“Smarter Good partners with social sector teams and leaders across 30 countries to build strong foundations for lasting impact.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
18Exact matchWashington, DC, United StatesHQ recorded Sep 28, 20261,001-5,00087 contacts →

Exact match

“Top accounting firm Raffa, P.C.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
19Exact matchSão Paulo, BrazilHQ recorded Sep 28, 202651-20086 contacts →

Exact match

“PiniOn is a mission-driven data and impact solution that drives measurable operational, social, and environmental impact while bringing prosperity to communities.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
20Exact matchGreifenberg, GermanyHQ recorded Sep 28, 202611-5085 contacts →

Exact match

“Seit unterstützt die DFGE Unternehmen dabei, Nachhaltigkeit messbar und strategisch nutzbar zu machen.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
21Exact matchAmsterdam, NetherlandsHQ recorded Sep 28, 202651-20084 contacts →

Exact match

“Better world - better business: NOISE richt zich op zowel bottom-line business impact als maatschappelijke impact.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
22Exact matchVilleurbanne, FranceHQ recorded Sep 28, 202651-20083 contacts →

Exact match

“Odicéo, cabinet Rhônalpin en croissance- Créé en Odicéo est spécialisé dans le domaine de l’expertise comptable, de l’audit et la gestion sociale, comptable- Nos missions : la…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
23Exact matchDubai, United Arab EmiratesHQ recorded Sep 28, 202611-5077 contacts →

Exact match

“Founded in 2003, KGRN is truly a full service accounting and business growth company that businesses of all types turn to for unmatched quality and a variety of services.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
24Exact matchMumbai, IndiaHQ recorded Sep 28, 202651-20075 contacts →

Exact match

“Founded in 2009, SoulAce pioneered the professional firm's foray into the CSR arena with a clear mission: to make a lasting, positive impact on the social development sector.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
25Exact matchMarne-la-vallée, FranceHQ recorded Sep 28, 202651-20073 contacts →

Exact match

“Les équipes de PAGNY Associés aiment leur métier, Elles l’exercent avec enthousiasme et détermination.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase

Showing 25 of 2,004 impact measurement accounting firms worldwide

See the full list, filter by size, metro and specialty, and access 5,771 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Impact measurement accounting firms worldwide at a glance

As of Sep 28, 2026
29.7%Verified-email coverage
9.7Average contacts per company
1-10Median size (employees)
2.8%Largest-city concentration · London
Sep 28, 2026Page data refreshed

Companies by employee count

1-10
1,258
11-50
601
51-200
118
201-500
17
501-1,000
2
1,001-5,000
3
5,001-10,000
1

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 impact measurement accounting firms are linked below.
What qualifies
Company records worldwide whose business descriptions match “impact measurement 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 5,771 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.

Impact measurement accounting firms by location

15 lists · largest first

Every Impact measurement 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 “impact measurement accounting firms”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many impact measurement accounting firms are there worldwide?

RevenueBase identified 2,004 company matches for impact measurement 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?

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

Which country has the most impact measurement accounting firms?

Brazil leads with 336 companies, followed by the United States (207) and France (179). Every impact measurement accounting firms list by country and city is linked on this page.

Which city has the most impact measurement accounting firms?

London leads with 56 company records, followed by Sao Paulo (55) and Paris (43).

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 5,771 professional contacts with verified work emails tracked across these 2,004 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.