Company lists · Data refreshed September 2026

Top 25 IT support for accounting firms worldwide

RevenueBase identified 6,575 company matches for IT support for accounting firms worldwide as of September 2026 and tracks 41,712 professional contacts across them, including 12,128 with verified work emails. The United States is the largest market and Sao Paulo the largest hub.

This list covers company matches for IT support for 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 21, 2026. Country and city lists for IT support for 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 21, 2026 How this list was built
6,575Companies
41,712Contacts tracked
12,128Verified emails
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The 25 largest IT support for accounting firms worldwide

Ranked by team size
Top 25 of 6,575 company matches for IT support for accounting firms worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 21, 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 matchAustin, TX, United StatesHQ recorded Sep 21, 20261,001-5,000751 contacts →

Exact match

“TPx is the reliable sidekick every growing business deserves, powering your tech while you take the lead.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
2Exact matchUnited StatesHQ recorded Sep 21, 20261,001-5,000656 contacts →

Exact match

“TeamLogic IT provides IT service, support, project consultation and account management for businesses.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
3Exact matchNashua, NH, United StatesHQ recorded Sep 21, 2026501-1,000577 contacts →

Exact match

“Obsessed with all things accounting, Rightworks is the preferred cloud service provider for businesses and accounting and tax firms.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
4Exact matchSaint-herblain, FranceHQ recorded Sep 21, 2026201-500522 contacts →

Exact match

“RCA, éditeur de solutions pour l'expertise comptable.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
5Exact matchHarrow, United KingdomHQ recorded Sep 21, 2026201-500477 contacts →

Exact match

“Outbooks is a leading provider of outsourcing services to accounting and bookkeeping firms.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
6Exact matchParis, FranceHQ recorded Sep 21, 2026n/a474 contacts →

Exact match

“La FED est une société d’expertise-comptable avec une mission précise : accompagner les entrepreneurs,favoriser leur réussite.Grâce à nos valeurs, nous bâtissons une relation de…”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
7Exact matchSt Petersburg, FL, RussiaHQ recorded Sep 21, 202651-200341 contacts →

Exact match

“It's time to experience the ONLY automated bookkeeping solution purpose-built for Accounting Firms.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
8Exact matchCoral Springs, FL, United StatesHQ recorded Sep 21, 2026201-500320 contacts →

Exact match

“Unison Globus is a global accounting outsourcing and offshore staffing partner dedicated to supporting CPA firms and accounting professionals.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
9Exact matchBhilai, IndiaHQ recorded Sep 21, 202651-200243 contacts →

Exact match

“Virtual Clone is a leading provider of accounting outsourcing services, tailored specifically for ACCA/FCCA and Chartered Accountancy firms in the UK and Australia.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
10Exact matchHyderabad, United StatesHQ recorded Sep 21, 2026201-500220 contacts →

Exact match

“Sentient is a wholly owned GCC of Ascend Partners, a Top 25 US Public Accounting platform.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
11Exact matchLansing, MI, United StatesHQ recorded Sep 21, 202651-200206 contacts →

Exact match

“It’s not actually “about us.” It’s about you.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
12Exact matchMountain View, CA, United StatesHQ recorded Sep 21, 202610001+186 contacts →

Exact match

“This page serves the accounting, bookkeeping, and tax professional community who are at the heart of everything we do at Intuit.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
13Exact matchHolladay, UT, United StatesHQ recorded Sep 21, 20261,001-5,000180 contacts →

Exact match

“Platform Accounting Group, est.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
14Exact matchCastelnau Le Lez, FranceHQ recorded Sep 21, 2026201-500177 contacts →

Exact match

“AFE est un cabinet d'expertise comptable accompagnant au quotidien les entreprises et leurs dirigeants sur l'ensemble de leurs besoins.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
15Exact matchRomaniaHQ recorded Sep 21, 2026n/a174 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
16Exact matchDallas, TX, United StatesHQ recorded Sep 21, 2026201-500168 contacts →

Exact match

“Infinity Globus, a Springline company, is a leading accounting outsourcing firm with over two decades of industry experience, providing tailored taxation and accounting services…”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
17Exact matchVienna, VA, United StatesHQ recorded Sep 21, 2026201-500165 contacts →

Exact match

“Since 1983 SSi Consulting has been helping our customers with accounting and ERP software selection, implementation, consulting, support, training and cloud services.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
18Exact matchNew York, NY, United StatesHQ recorded Sep 21, 2026201-500130 contacts →

Exact match

“If you are running your own accounting and tax consulting practice, you must like this by all means.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
19Exact matchParis, FranceHQ recorded Sep 21, 202651-200128 contacts →

Exact match

“With 150 ACLers – including 16 certified professionals and 8 partners – we support over clients across tech, services, and industry.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
20Exact matchSao Paulo, BrazilHQ recorded Sep 21, 2026201-500126 contacts →

Exact match

“A Account é uma empresa composta por profissionais treinados e experientes, orientados no atendimento às necessidades de nossos clientes nas áreas contábil, fiscal e…”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
21Exact matchLagrange, United StatesHQ recorded Sep 21, 202611-50125 contacts →

Exact match

“We are committed to providing close, personal attention to our clients.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
22Exact matchHelsinki, FinlandHQ recorded Sep 21, 2026501-1,000122 contacts →

Exact match

“Hillo kiinnostaa meitä kaikkia ja etenkin reipasta tuloksentekijää.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
23Exact matchAthens, GreeceHQ recorded Sep 21, 202651-200116 contacts →

Exact match

“Accounting - Taxation - Business Consulting OUR COMPANY Following many years of activity, Fovera Prostasia S.A.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
24Exact matchSte-agathe-des-monts, QC, CanadaHQ recorded Sep 21, 202651-200114 contacts →

Exact match

“Dès la création du cabinet Amyot Gélinas il y a maintenant plus de 30 ans, notre rêve était de grandir avec notre clientèle et de développer avec elle un partenariat fondé sur le…”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
25Exact matchFortaleza, BrazilHQ recorded Sep 21, 2026201-500114 contacts →

Exact match

“Conquistamos 17º lugar como uma das melhores empresas para se trabalhar no Ceará #SomosGPTW Nossa empresa é baseada no compromisso de promover soluções contábeis para o meio…”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase

Showing 25 of 6,575 IT support for accounting firms worldwide

See the full list, filter by size, metro and specialty, and access 12,128 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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IT support for accounting firms worldwide at a glance

As of Sep 21, 2026
29.1%Verified-email coverage
6.3Average contacts per company
1-10Median size (employees)
2.6%Largest-city concentration · Sao Paulo
Sep 21, 2026Page data refreshed

Companies by employee count

1-10
4,563
11-50
1,721
51-200
214
201-500
29
501-1,000
6
1,001-5,000
8
10001+
2

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 IT support for accounting firms are linked below.
What qualifies
Company records worldwide whose business descriptions match “IT support for 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 12,128 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 21, 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.

IT support for accounting firms by location

24 lists · largest first

Every IT support for 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 “IT support for accounting firms”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many IT support for accounting firms are there worldwide?

RevenueBase identified 6,575 company matches for IT support for 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?

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

Which country has the most IT support for accounting firms?

The United States leads with 1,596 companies, followed by Brazil (1,187) and the United Kingdom (472). Every IT support for accounting firms list by country and city is linked on this page.

Which city has the most IT support for accounting firms?

Sao Paulo leads with 170 company records, followed by London (101) and Paris (55).

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 12,128 professional contacts with verified work emails tracked across these 6,575 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 21, 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.