Company lists · Data refreshed October 2026

Top 25 IT consulting accountants worldwide

RevenueBase identified 79,048 IT consulting accountants worldwide as of October 2026 and tracks 1,836,420 professional contacts across them, including 649,751 with verified work emails and 255,624 with mobile numbers. The United States is the largest market and Sao Paulo the largest hub.

This list covers IT consulting accountants 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 October 1, 2026. Country and city lists for IT consulting accountants 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 Oct 1, 2026 86% judged on-target in blind review
79,048Companies
1,836,420Contacts tracked
649,751Verified emails
255,624Mobile numbers
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The 25 largest IT consulting accountants worldwide

Ranked by team size
Top 25 of 79,048 IT consulting accountants worldwide, ranked by team size, largest first. Data refreshed Oct 1, 2026. RevenueBase Smart Search rates how each company's information relates to IT consulting accountants: 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 evidenceLondon, United KingdomHQ checked Oct 1, 202610001+375,085 contacts →

Indirect evidence

“EY is building a better working world by creating new value for clients, people, society, the planet, while building trust in the capital markets.”

Source: RevenueBase Database · checked Oct 1, 2026
2Indirect evidenceLondon, United KingdomHQ checked Oct 1, 202610001+14,509 contacts →

Indirect evidence

“Make growth happen.”

Source: RevenueBase Database · checked Oct 1, 2026
3Indirect evidenceMonterrey, MexicoHQ checked Oct 1, 202610001+13,490 contacts →

Indirect evidence

“At Softtek, we drive the strategic development of our clients through software engineering.”

Source: RevenueBase Database · checked Oct 1, 2026
4Partial evidenceBielefeld, GermanyHQ checked Oct 1, 202610001+10,733 contacts →

Partial evidence

“We understand the business of our clients and know what it takes to transform it into the future.”

Source: RevenueBase Database · checked Oct 1, 2026
5Partial evidenceCalgary, AB, CanadaHQ checked Oct 1, 20265,001-10,0008,773 contacts →

Partial evidence

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

Source: RevenueBase Database · checked Oct 1, 2026
6Indirect evidenceTampa, FL, United StatesHQ checked Oct 1, 20261,001-5,0006,147 contacts →

Indirect evidence

“Kforce is a solutions firm specializing in technology, finance and accounting, and professional staffing services.”

Source: RevenueBase Database · checked Oct 1, 2026
7Indirect evidenceAuckland, New ZealandHQ checked Oct 1, 20265,001-10,0005,958 contacts →

Indirect evidence

“Customer focused values.”

Source: RevenueBase Database · checked Oct 1, 2026
8Indirect evidenceParis La Défense, FranceHQ checked Oct 1, 202610001+5,839 contacts →

Indirect evidence

“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.”

Source: RevenueBase Database · checked Oct 1, 2026
9Partial evidenceWarsaw, PolandHQ checked Oct 1, 20265,001-10,0005,519 contacts →

Partial evidence

“With over 7 500 Power People, Sii is Poland’s #1 partner for technology consulting, AI-driven digital transformation, engineering, and business services, empowering companies to…”

Source: RevenueBase Database · checked Oct 1, 2026
10Indirect evidenceDortmund, GermanyHQ checked Oct 1, 20265,001-10,0005,332 contacts →

Indirect evidence

“The future belongs to companies that effectively translate agentic AI into value creation.”

Source: RevenueBase Database · checked Oct 1, 2026
11Indirect evidenceParis, FranceHQ checked Oct 1, 202610001+4,928 contacts →

Indirect evidence

“Le groupe SII est une société d’ingénierie et de conseil en technologies (ICT) et une entreprise de services numériques (ESN) créée en 1979 par Bernard HUVÉ, ingénieur de…”

Source: RevenueBase Database · checked Oct 1, 2026
12Indirect evidenceToronto, ON, CanadaHQ checked Oct 1, 20261,001-5,0004,833 contacts →

Indirect evidence

“Canada’s Top 100 Employers 2025 I 2024 I 2023 I 2022 BDO Canada LLP is a leading provider of professional services to clients across a variety of sectors and segments.”

Source: RevenueBase Database · checked Oct 1, 2026
13Partial evidenceChêne-bourg, SwitzerlandHQ checked Oct 1, 20265,001-10,0004,824 contacts →

Partial evidence

“Amaris Consulting is an independent technology consulting firm providing guidance and solutions to businesses.”

Source: RevenueBase Database · checked Oct 1, 2026
14Partial evidenceMadrid, SpainHQ checked Oct 1, 20261,001-5,0004,468 contacts →

Partial evidence

“Management Solutions is a leading provider of business consulting services for regulated industries.”

Source: RevenueBase Database · checked Oct 1, 2026
15Indirect evidenceKronberg Im Taunus, GermanyHQ checked Oct 1, 202610001+3,644 contacts →

Indirect evidence

“Über Accenture: Wir sind die weltweit führenden Berater für Strategie, Management, Digitalisierung, Technologie, Outsourcing und Business Transformation.”

Source: RevenueBase Database · checked Oct 1, 2026
16Indirect evidenceLuxembourgHQ checked Oct 1, 20261,001-5,0003,413 contacts →

Indirect evidence

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

Source: RevenueBase Database · checked Oct 1, 2026
17Indirect evidenceLyon, FranceHQ checked Oct 1, 20265,001-10,0003,278 contacts →

Indirect evidence

“Crée en 1991 In Extenso est l’un des leaders de l’expertise comptable en France.”

Source: RevenueBase Database · checked Oct 1, 2026
18Indirect evidenceLondon, United KingdomHQ checked Oct 1, 2026501-1,0002,673 contacts →

Indirect evidence

“Building tomorrow’s tech landscape together Computer Futures is a Technology specialist, part of SThree, the global STEM workforce consultancy.”

Source: RevenueBase Database · checked Oct 1, 2026
19Indirect evidenceDublin, IrelandHQ checked Oct 1, 20261,001-5,0002,374 contacts →

Indirect evidence

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

Source: RevenueBase Database · checked Oct 1, 2026
20Indirect evidenceStockholm, SwedenHQ checked Oct 1, 20261,001-5,0002,276 contacts →

Indirect evidence

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

Source: RevenueBase Database · checked Oct 1, 2026
21Indirect evidenceSaint-ouen, FranceHQ checked Oct 1, 202610001+2,169 contacts →

Indirect evidence

“Gfi became Inetum in 2020.”

Source: RevenueBase Database · checked Oct 1, 2026
22Indirect evidenceBrighton, United KingdomHQ checked Oct 1, 2026n/a2,042 contacts →

Indirect evidence

“A traditional general practice, with a twist.”

Source: RevenueBase Database · checked Oct 1, 2026
23Indirect evidenceLevallois-perret, FranceHQ checked Oct 1, 20261,001-5,0001,964 contacts →

Indirect evidence

“At Keyrus, we help organizations move from experimental AI to industrialized AI, from isolated agents to orchestrated systems, and from insight to execution.”

Source: RevenueBase Database · checked Oct 1, 2026
24Indirect evidenceCopenhagen, DenmarkHQ checked Oct 1, 20261,001-5,0001,948 contacts →

Indirect evidence

“Columbus is a consultancy company helping organisations drive business value by defining, executing, and evolving their entire business.”

Source: RevenueBase Database · checked Oct 1, 2026
25Strong evidenceVimercate, ItalyHQ checked Oct 1, 20261,001-5,0001,870 contacts →

Strong evidence

“With more than 40 years of experience in IT Business Consulting and System Integration, Fincons Group partners with clients to support business growth through innovation.”

Source: RevenueBase Database · checked Oct 1, 2026

Showing 25 of 79,048 IT consulting accountants worldwide

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IT consulting accountants worldwide at a glance

As of Oct 1, 2026
35.4%Verified-email coverage
13.9%Mobile-number coverage
23.2Average contacts per company
1-10Median size (employees)
2.5%Largest-city concentration · Sao Paulo
Oct 1, 2026Page data refreshed

Companies by employee count

1-10
46,356
11-50
23,798
51-200
5,844
201-500
1,190
501-1,000
403
1,001-5,000
327
5,001-10,000
64
10001+
71

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 IT consulting accountants, 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
45 countries, largest first: the United States, Brazil, the United Kingdom, France, Germany, Canada, Italy, Australia, Spain, the Netherlands and 35 more. Country and city lists for IT consulting accountants are linked below.
What qualifies
Companies worldwide whose own description of what they do matches “IT consulting accountants”. 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 IT consulting accountants), 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 IT consulting accountants, 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, 649,751 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 October 1, 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.

IT consulting accountants by location

404 lists · largest first

Every IT consulting accountants 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 IT consulting accountants, 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 IT consulting accountants are there worldwide?

RevenueBase identified 79,048 IT consulting accountants worldwide as of October 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?

EY, headquartered in London, tops this list with the largest team on record.

Which country has the most IT consulting accountants?

The United States leads with 24,231 companies, followed by Brazil (10,039) and the United Kingdom (7,535). Every IT consulting accountants list by country and city is linked on this page.

Which city has the most IT consulting accountants?

Sao Paulo leads with 1961 headquartered companies, followed by London (1883) and Paris (997).

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 649,751 verified decision-maker contacts tracked across these 79,048 companies.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on October 1, 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.