Company lists · Data refreshed September 2026

Top 25 Business accounting outsourcing companies based in Poland

RevenueBase identified 700 company matches for business accounting outsourcing companies associated with Poland as of September 2026 and tracks 2,181 professional contacts across them, including 350 with verified work emails. Warsaw is the largest hub.

This list covers company matches for business accounting outsourcing companies associated with Poland, 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 27, 2026.

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 27, 2026 How this list was built
700Companies
2,181Contacts tracked
350Verified emails
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The 25 largest business accounting outsourcing companies based in Poland

Ranked by team size
Top 25 of 700 company matches for business accounting outsourcing companies based in Poland, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 27, 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 matchKraków Old Town, PolandHQ recorded Sep 27, 20261,001-5,000186 contacts →

Exact match

“ℹ Sterling – The Missing Piece to Your Business Success Looking for seamless customer service, smarter credit management, or efficient debt recovery?”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
2Exact matchWarsaw, PolandHQ recorded Sep 27, 202651-20069 contacts →

Exact match

“Mac Auditor od 1994 roku świadczy na rzecz klientów biznesowych usługi z obszaru audytu, outsourcingu usług księgowych i kadrowo-płacowych oraz doradztwa.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
3Exact matchWarsaw, PolandHQ recorded Sep 27, 202651-20040 contacts →

Exact match

“ATA Finance is a team of specialists, including - tax advisors- certified accountants, and - expert auditors.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
4Exact matchPoznań, PolandHQ recorded Sep 27, 202651-20037 contacts →

Exact match

“TaxCoach powstał jako wspólny projekt Miłosza Baranowskiego i Krzysztofa Mrugalskiego w 2017 roku.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
5Exact matchWrocław, PolandHQ recorded Sep 27, 202651-20037 contacts →

Exact match

“Pomagamy firmom podejmować decyzje na podstawie danych, a nie intuicji.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
6Exact matchWarsaw, PolandHQ recorded Sep 27, 202611-5031 contacts →

Exact match

“Tworzymy zewnętrzny, pełnowymiarowy dział finansowy dostosowany do potrzeb Twojej firmy.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
7Exact matchPoznań, PolandHQ recorded Sep 27, 202611-5020 contacts →

Exact match

“Kompleksowe wsparcie firm w dynamicznym otoczeniu biznesowym.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
8Exact matchKatowice, PolandHQ recorded Sep 27, 202651-20020 contacts →

Exact match

“Profesjonalizm buduje zaufanie.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
9Exact matchWarsaw, PolandHQ recorded Sep 27, 202611-5019 contacts →

Exact match

“ARPI Accounting (ARPI & Partners Sp.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
10Exact matchKrakow, PolandHQ recorded Sep 27, 202611-5014 contacts →

Exact match

“Pomagamy stworzyć bezpieczne środowisko dla prowadzenia biznesu.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
11Exact matchWarsaw, PolandHQ recorded Sep 27, 202611-5013 contacts →

Exact match

“Dostarczamy kompleksową obsługę w zakresie księgowości oraz kadr i płac.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
12Exact matchWrocław, PolandHQ recorded Sep 27, 202611-5013 contacts →

Exact match

“We offer complex accounting and business consulting.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
13Exact matchWarsaw, PolandHQ recorded Sep 27, 202651-20012 contacts →

Exact match

“Arena Accounting sp.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
14Exact matchWarsaw, PolandHQ recorded Sep 27, 202611-5012 contacts →

Exact match

“Jesteśmy nowoczesnym, responsywnym biurem rachunkowym specjalizującym się w obsłudze IT, branży marketingowej i e-commerce.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
15Exact matchPolandHQ recorded Sep 27, 202611-5010 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
16Exact matchWrocław, PolandHQ recorded Sep 27, 20261-109 contacts →

Exact match

“Finance Business Partners Sp.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
17Exact matchWarsaw, PolandHQ recorded Sep 27, 202611-509 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
18Exact matchMikołów, PolandHQ recorded Sep 27, 202651-2009 contacts →

Exact match

“Rosnący rynek i dynamiczny rozwój przedsiębiorstw sprawiają, że korzystanie z usług specjalistów staje się koniecznością dla wielu podmiotów gospodarczych.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
19Exact matchKraków, PolandHQ recorded Sep 27, 202611-507 contacts →

Exact match

“Auditors Górka & Szulc to kancelaria księgowa świadcząca usługi zarówno na rzecz niewielkich spółek lokalnych, jak i dużych międzynarodowych korporacji w zakresie księgowości…”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
20Exact matchPiła, PolandHQ recorded Sep 27, 20261-107 contacts →

Exact match

“Wspieramy małe spółki w prowadzeniu księgowości w nowoczesny, cyfrowy sposób.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
21Exact matchKraków, PolandHQ recorded Sep 27, 20261-107 contacts →

Exact match

“You develop your business, we take care of your accounting matters.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
22Exact matchKraków, PolandHQ recorded Sep 27, 202611-507 contacts →

Exact match

“Zapraszamy za kulisy Solidnej Księgowej!”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
23Exact matchToruń, PolandHQ recorded Sep 27, 202611-506 contacts →

Exact match

“Jesteśmy zespołem specjalistów z zakresu bieżącej obsługi księgowej oraz kadrowej.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
24Exact matchWarsaw, PolandHQ recorded Sep 27, 20261-106 contacts →

Exact match

“Biuro rachunkowe Clever Tax powstało z myślą o tym, aby dać wszystkim naszym klientom pewność, że powierzyli swoje sprawy zaufanym i rzetelnym osobom.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
25Exact matchWarsaw, PolandHQ recorded Sep 27, 202611-506 contacts →

Exact match

“Warszawskie Centrum Doradztwa Finansowego (WCDF) to wyjątkowy zespół samodzielnych księgowych z wieloletnim doświadczeniem i możliwie najwyższymi kwalifikacjami w tym zawodzie.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase

Showing 25 of 700 business accounting outsourcing companies based in Poland

See the full list, filter by size, metro and specialty, and access 350 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Business accounting outsourcing companies based in Poland at a glance

As of Sep 27, 2026
16.0%Verified-email coverage
3.1Average contacts per company
1-10Median size (employees)
19.7%Largest-city concentration · Warsaw
Sep 27, 2026Page data refreshed

Companies by employee count

1-10
500
11-50
157
51-200
21
201-500
2
1,001-5,000
1

Email recency for this list is measured worldwide rather than for Poland, so it is reported there. Company counts and contact totals on this page are exact for Poland, over 700 companies.

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.
What qualifies
Company records associated with Poland whose business descriptions match “business accounting outsourcing companies” 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. Where headquarters information is recorded, preview rows are also filtered to this page’s location. 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 350 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 27, 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.

Business accounting outsourcing companies by metro

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 “business accounting outsourcing companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many business accounting outsourcing companies are there based in Poland?

RevenueBase identified 700 company matches for business accounting outsourcing companies associated with Poland 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?

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

Which city has the most business accounting outsourcing companies?

Warsaw leads with 138 company records, followed by Krakow (43) and Wroclaw (39).

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 350 professional contacts with verified work emails tracked across these 700 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 27, 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.