Company lists · Data verified August 2026

Top 24 Accounting outsourcing firms based in Poland

Name: Accounting outsourcing firms based in Poland
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 533 companies tracked

There are 533 accounting outsourcing firms headquartered in Poland (RevenueBase, August 2026). RevenueBase tracks 1,891 professional contacts across them, including 336 with verified work emails and 45 with mobile numbers. Warszawa is the largest hub.

This list covers accounting outsourcing firms headquartered in Poland, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Data current as of August 28, 2026.

533Companies

1,891Contacts tracked

336Verified emails

45Mobile numbers

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The 24 largest accounting outsourcing firms based in Poland

Ranked by team size

Top 24 of 533 accounting outsourcing firms based in Poland, ranked by team size, largest first. Data verified Aug 28, 2026. Click a count to unlock that company's people.
#	Company	HQ	Employees	Contacts	Verified emails
1	Sterling	n/a	1,001-5,000	193	39
2	MAC Auditor Sp. Z O.O	Warszawa	51-200	70	43
3	Taxcoach Polska	Konin	51-200	37	19
4	Centrum Rachunkowości Zarządczej Ekkom Sp. Z O.O	Wroclaw	51-200	37	1
5	Kpfk DR Piotr Rojek, Member Of JPA International	Warsaw	51-200	20	6
6	Ecdp Group	Warsaw	51-200	15	3
7	Biuro Rachunkowe Podatnik P&k Cieszkowscy	Krakow	11-50	14	6
8	Arkuda Sp. Z O.O	Warszawa	11-50	13	8
9	Starlit Accounting Sp. Z O.O	Wroclaw	11-50	13	6
10	Audytorium Biegli Rewidenci Grabowski, Pigoń Sp. P	Gdansk	11-50	10	5
11	ML Księgowość P.S.A	n/a	11-50	10	2
12	Biuro Rachunkowe SRW	Mikolow	51-200	9	3
13	Auditors Górka & Szulc	Krakow	11-50	7	5
14	MKG Consulting Sp. Z O.O	Torun	11-50	6	5
15	SMR Solutions	Warszawa	11-50	6	2
16	Optimum Biuro Rachunkowe	Poznan	11-50	5	3
17	Omnifin	Wroclaw	11-50	5	3
18	Doradcy I Księgowi Sp. Z O.O	Katowice	11-50	4	2
19	FK Partner Sp. Z O.O	Warsaw	51-200	3	2
20	Linktax	Krakow	11-50	3	1
21	Smartverse	Warszawa	11-50	3	1
22	Ozog Financial Services Sp. Z O.O	Warszawa	11-50	2	1
23	Kancelaria Biegłego Rewidenta Gwarant Sp. Z O.O	Bielsko-Biala	11-50	1	1
24	TLKP	Warszawa	11-50	1	1

Showing 24 of 533 accounting outsourcing firms based in Poland

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Accounting outsourcing firms based in Poland at a glance

As of Aug 28, 2026

1-10Median size (employees)

WarszawaLargest hub · 86 HQs

45Contacts with mobile numbers

5Emails re-verified in last 30 days

Companies by employee count

1-10

367

11-50

128

51-200

201-500

1,001-5,000

Accounting outsourcing firms by metro

Metro	Companies
Accounting outsourcing firms in Warszawa	86
Accounting outsourcing firms in Wroclaw	39
Accounting outsourcing firms in Krakow	29
Accounting outsourcing firms in Poznan	22
Accounting outsourcing firms in Warsaw	21
Accounting outsourcing firms in Lodz	20
Accounting outsourcing firms in Lublin	16

How this list was built

Source: The RevenueBase company graph: 21.3 million companies and 398.9 million professional contacts resolved from primary sources.
Inclusion: Companies whose own business descriptions match “accounting outsourcing firms”, with match quality audited by blind human judging, and headquartered in Poland.
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: Contact records re-verify on a rolling cadence; 5 contacts on this list were re-verified in the last 30 days.
Refresh: Lists are refreshed periodically as the underlying company graph is re-verified. Last verified Aug 28, 2026.

Frequently asked

How many accounting outsourcing firms are there based in Poland?

There are 533 accounting outsourcing firms headquartered in Poland as of August 2026 (RevenueBase).

What is the largest company on this list?

Sterling, headquartered in Poland, tops this list with the largest team on record.

Which city has the most accounting outsourcing firms?

Warszawa leads with 86 headquartered companies, followed by Wroclaw (39) and Krakow (29).

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 336 verified decision-maker contacts tracked across these 533 companies.

How current is this list?

The list is refreshed periodically as the underlying company graph is re-verified. It was last verified on August 28, 2026.

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About this data

RevenueBase is a B2B contact data platform. Its company graph covers 21.3 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, the same data that powers RevenueBase's B2B data products and the free research portal.