Company lists · Data refreshed November 2026

Top 25 Ca firms worldwide

RevenueBase identified 81,612 company matches for ca firms worldwide as of November 2026 and tracks 1,102,511 professional contacts across them, including 348,686 with verified work emails. The United States is the largest market and Sao Paulo the largest hub.

This list covers company matches for ca 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 November 6, 2026. Country and city lists for ca 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 Nov 6, 2026 How this list was built
81,612Companies
1,102,511Contacts tracked
348,686Verified emails
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The 25 largest ca firms worldwide

Ranked by team size
Top 25 of 81,612 company matches for ca firms 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.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchChennai, IndiaHQ recorded Nov 6, 2026n/a10,802 contacts →

Exact match

“The core business of our firm is to provide comprehensive package of accounting, secretarial, taxation and business advisory services to Corporate Clients.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchCalgary, AB, CanadaHQ recorded Nov 6, 20265,001-10,0009,206 contacts →

Exact match

“MNP is a leading national accounting, tax and business consulting firm in Canada.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchLondon, United KingdomHQ recorded Nov 6, 20265,001-10,0007,139 contacts →

Exact match

“BDO LLP is an accountancy and business advisory firm that provides Audit, Tax, Deals, and Consulting, Risk & Outsourcing (CR & O) services to entrepreneurial, growing and…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchParis La Défense, FranceHQ recorded Nov 6, 202610001+5,822 contacts →

Exact match

“Leader de l'audit, du conseil et de l'expertise comptable, KPMG France est membre de KPMG International, réseau de cabinets indépendants exerçant dans 155 pays.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchLuxembourgHQ recorded Nov 6, 20261,001-5,0003,425 contacts →

Exact match

“PwC Luxembourg is the largest professional services firm in Luxembourg with over 3,600 people employed from 90 different countries.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchDublin 2, IrelandHQ recorded Nov 6, 20261,001-5,0002,988 contacts →

Exact match

“KPMG is a leading provider of professional services, offering a range of audit, tax and advisory services to a broad range of domestic and international clients across all sectors…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchBdo, IndonesiaHQ recorded Nov 6, 20261,001-5,0002,758 contacts →

Exact match

“We help ambitious organisations move forward with confidence.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchDublin, IrelandHQ recorded Nov 6, 20261,001-5,0002,584 contacts →

Exact match

“In Ireland, Grant Thornton Ireland and Grant Thornton Corporate Finance Limited (and their respective subsidiary/affiliate entities) operate under an alternative practice…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchMakati City, PhilippinesHQ recorded Nov 6, 20261,001-5,0002,326 contacts →

Exact match

“KPMG R.G.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchStockholm, SwedenHQ recorded Nov 6, 20261,001-5,0002,312 contacts →

Exact match

“På PwC hjälper vi våra kunder att bygga förtroende och ställa om sin verksamhet för att öka konkurrenskraften.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchLuxembourgHQ recorded Nov 6, 20261,001-5,0001,930 contacts →

Exact match

“KPMG is a global organization of independent professional services firms providing Audit, Tax and Advisory services.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchJohannesburg, South AfricaHQ recorded Nov 6, 20261,001-5,0001,906 contacts →

Exact match

“Audit | Advisory | Tax The South African member firm of BDO International - The Leader for Exceptional Client Service since 1963 BDO clients experience a distinctive level of…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchSydney, AustraliaHQ recorded Nov 6, 20261,001-5,0001,808 contacts →

Exact match

“Your business deserves remarkable support.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchWarsaw, PolandHQ recorded Nov 6, 20261,001-5,0001,741 contacts →

Exact match

“KPMG jest globalną organizacją niezależnych firm świadczących profesjonalne usługi z zakresu audytu, doradztwa podatkowego, finansowego, prawnego oraz consultingu.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchJakarta, IndonesiaHQ recorded Nov 6, 2026501-1,0001,729 contacts →

Exact match

“BDO is the leading provider of professional services within the mid-tier of our profession.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchStockholm, SwedenHQ recorded Nov 6, 20261,001-5,0001,726 contacts →

Exact match

“Grant Thornton är ett ledande revisions- och rådgivningsföretag med över 1400 medarbetare som erbjuder tjänster inom revision, skatt, redovisning och specialistrådgivning.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchHamburg, GermanyHQ recorded Nov 6, 20261,001-5,0001,665 contacts →

Exact match

“BDO is the leading entrepreneurial driven provider for audit and audit-related services, tax and business law consulting as well as advisory services.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchAalborg, DenmarkHQ recorded Nov 6, 20261,001-5,0001,604 contacts →

Exact match

“Beierholm is the preferred auditing and consulting company for small and medium-sized companies in Denmark.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchStuttgart, GermanyHQ recorded Nov 6, 20261,001-5,0001,599 contacts →

Exact match

“Wollen Sie jemanden, der Sie auch beim Sprung in neue Märkte und bei allen anstehenden Herausforderungen begleitet?”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchLisbon, PortugalHQ recorded Nov 6, 20261,001-5,0001,508 contacts →

Exact match

“KPMG is a global organization of independent professional services firms providing Audit, Tax and Advisory services.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchLondon, United KingdomHQ recorded Nov 6, 20261,001-5,0001,482 contacts →

Exact match

“Crowe UK is a leading audit, tax, advisory and consulting firm with a national presence to complement our international reach.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchParis, FranceHQ recorded Nov 6, 20261,001-5,0001,391 contacts →

Exact match

“RSM en France, membre de RSM International, 6ème réseau international d'audit, expertise comptable et conseil, c'est 18 implantations dans les principaux pôles régionaux et près…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchAthens, GreeceHQ recorded Nov 6, 20261,001-5,0001,371 contacts →

Exact match

“Grant Thornton SA provides personalised assurance, tax and advisory services to listed entities, privately-held businesses and public sector businesses.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchOslo, NorwayHQ recorded Nov 6, 20261,001-5,0001,327 contacts →

Exact match

“We see great value in having a local presence and roots, factors which enable us to work closely with our clients.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchBogota, ColombiaHQ recorded Nov 6, 20261,001-5,0001,312 contacts →

Exact match

“KPMG es una red global de Firmas profesionales reconocida en el país por prestar servicios de Auditoría, Impuestos y Asesoría, basados en un amplio conocimiento de cada sector…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase

Showing 25 of 81,612 ca firms worldwide

See the full list, filter by size, metro and specialty, and access 348,686 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Ca firms worldwide at a glance

As of Nov 6, 2026
31.6%Verified-email coverage
13.5Average contacts per company
1-10Median size (employees)
1.4%Largest-city concentration · Sao Paulo
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
49,673
11-50
24,611
51-200
4,463
201-500
828
501-1,000
210
1,001-5,000
194
5,001-10,000
35
10001+
39

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 ca firms are linked below.
What qualifies
Company records worldwide whose business descriptions match “ca 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 348,686 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.

Ca firms by location

404 lists · largest first

Every Ca 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 “ca firms”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many ca firms are there worldwide?

RevenueBase identified 81,612 company matches for ca firms 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?

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

Which country has the most ca firms?

The United States leads with 19,126 companies, followed by Brazil (7,332) and the United Kingdom (6,303). Every ca firms list by country and city is linked on this page.

Which city has the most ca firms?

Sao Paulo leads with 1157 company records, followed by London (1119) and Mumbai (531).

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 348,686 professional contacts with verified work emails tracked across these 81,612 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.