Company lists · Data verified August 2026

Top 25 Accounting services outsourcing companies based in Warszawa, Poland

Name: Accounting services outsourcing companies based in Warszawa, Poland
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 102 companies tracked

There are 102 accounting services outsourcing companies headquartered in Warszawa, Poland (RevenueBase, August 2026). RevenueBase tracks 549 professional contacts across them, including 147 with verified work emails and 5 with mobile numbers. Warszawa is the largest hub.

This list covers accounting services outsourcing companies headquartered in Warszawa, 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.

102Companies

549Contacts tracked

147Verified emails

5Mobile numbers

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The 25 largest accounting services outsourcing companies based in Warszawa, Poland

Ranked by team size

Top 25 of 102 accounting services outsourcing companies based in Warszawa, 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	MAC Auditor Sp. Z O.O	Warszawa	51-200	70	43
2	Baker Tilly TPA	Warszawa	201-500	44	31
3	Finker Your Financial Team	Warszawa	11-50	30	18
4	Arkuda Sp. Z O.O	Warszawa	11-50	13	8
5	Biuro Rachunkowe Piasecki Gągała	Warszawa	11-50	12	8
6	DFK	Warszawa	11-50	9	2
7	Clevertax Biuro Rachunkowe	Warszawa	1-10	6	5
8	Warszawskie Centrum Doradztwa Finansowego I Sp. Z O.O	Warszawa	11-50	6	4
9	EDF TAX	Warszawa	11-50	5	2
10	Sewe Group	Warszawa	1-10	5	2
11	BDE Outsourcing	Warszawa	11-50	4	2
12	PGA	Warszawa	11-50	4	2
13	Profesjonalni Księgowi Sp. Z O.O	Warszawa	11-50	4	1
14	TAXLY	Warszawa	1-10	3	3
15	Fidendo Sp. Z O.O	Warszawa	11-50	3	2
16	Prime Number	Warszawa	1-10	3	2
17	Smartverse	Warszawa	11-50	3	1
18	Teske & Teske Consulting Sp. Z O.O	Warszawa	1-10	2	2
19	Ozog Financial Services Sp. Z O.O	Warszawa	11-50	2	1
20	Rudiger BI P.S.A	Warszawa	1-10	2	1
21	Kancelaria Podatkowa Andrzej Nowak	Warszawa	51-200	1	1
22	TLKP	Warszawa	11-50	1	1
23	Kancelaria Podatkowa Junosza	Warszawa	1-10	1	1
24	DM Konsult	Warszawa	1-10	1	1
25	Biuro Rachunkowe Rendor Sp. Z O.O	Warszawa	1-10	1	1

Showing 25 of 102 accounting services outsourcing companies based in Warszawa, Poland

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Accounting services outsourcing companies based in Warszawa, Poland at a glance

As of Aug 28, 2026

1-10Median size (employees)

WarszawaLargest hub · 102 HQs

5Contacts with mobile numbers

0Emails re-verified in last 30 days

Companies by employee count

1-10

11-50

51-200

201-500

Accounting services outsourcing companies by metro in Poland

Metro	Companies
Accounting services outsourcing companies in Warszawa	102
Accounting services outsourcing companies in Wroclaw	41
Accounting services outsourcing companies in Krakow	41
Accounting services outsourcing companies in Poznan	31
Accounting services outsourcing companies in Lodz	23
Accounting services outsourcing companies in Warsaw	22
Accounting services outsourcing companies in Katowice	20

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 services outsourcing companies”, with match quality audited by blind human judging, and headquartered in Warszawa, 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; 0 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 services outsourcing companies are there based in Warszawa, Poland?

There are 102 accounting services outsourcing companies headquartered in Warszawa, Poland as of August 2026 (RevenueBase).

What is the largest company on this list?

MAC Auditor Sp. Z O.O, headquartered in Warszawa, tops this list with the largest team on record.

Which city has the most accounting services outsourcing companies?

Warszawa leads with 102 headquartered companies, followed by Wroclaw (41) and Krakow (41).

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 147 verified decision-maker contacts tracked across these 102 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.