Company lists · Data refreshed September 2026

Top 25 Tax accounting firms based in Poland

RevenueBase identified 787 tax accounting firms headquartered in Poland as of September 2026 and tracks 3,330 professional contacts across them, including 813 with verified work emails and 79 with mobile numbers. Warszawa is the largest hub.

This list covers tax accounting firms headquartered in Poland, 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 September 6, 2026.

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 Sep 6, 2026 86% judged on-target in blind review
787Companies
3,330Contacts tracked
813Verified emails
79Mobile numbers
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The 25 largest tax accounting firms based in Poland

Ranked by team size
Top 25 of 787 tax accounting firms based in Poland, ranked by team size, largest first. Data refreshed Sep 6, 2026. RevenueBase Smart Search rates how each company's information relates to tax accounting firms: 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 evidencePoznań, PolandHQ checked Sep 6, 2026201-500193 contacts →

“RSM Poland to więcej niż biuro rachunkowe, kancelaria doradztwa podatkowego i firma audytorska – to przede wszystkim profesjonalni doradcy i zaufani partnerzy w biznesie.”

Source: company website · checked Sep 6, 2026
2Indirect evidenceWarsaw, PolandHQ checked Sep 6, 2026201-500131 contacts →

“Moore Polska to 35 lat doświadczenia dwóch renomowanych firm audytorskich na polskim rynku – Moore Polska i Morison Finansista, którzy w 2021 roku połączyli swoje siły pod jedną…”

Source: company website · checked Sep 6, 2026
3Indirect evidenceWarszawa, PolandHQ checked Sep 6, 202651-20069 contacts →

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

Source: company website · checked Sep 6, 2026
4Indirect evidenceMarki, PolandHQ checked Sep 6, 202651-20060 contacts →

“Kancelaria Podatkowa Skłodowscy to wyjątkowa oferta na polskim rynku: połączenie eksperckiej wiedzy prawno-podatkowej z nowoczesnymi rozwiązaniami informatycznymi i pełną gamą…”

Source: company website · checked Sep 6, 2026
5Partial evidenceWarsaw, PolandHQ checked Sep 6, 202651-20050 contacts →

“We are a team of people focused on delivering to our clients consulting services in the area of Finance and Tax.”

Source: company website · checked Sep 6, 2026
6Indirect evidenceGdańsk, PolandHQ checked Sep 6, 202651-20047 contacts →

“JB Solutions to szybko rozwijające się na rynku polskim i europejskim biuro księgowo-doradcze.”

Source: company website · checked Sep 6, 2026
7Indirect evidenceWarsaw, PolandHQ checked Sep 6, 2026201-50044 contacts →

“Baker Tilly TPA świadczy kompleksowe usługi audytorskie oraz doradztwa biznesowego.”

Source: company website · checked Sep 6, 2026
8Partial evidenceWarszawa, PolandHQ checked Sep 6, 202651-20040 contacts →

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

Source: company website · checked Sep 6, 2026
9Indirect evidencePoznań, PolandHQ checked Sep 6, 202651-20037 contacts →

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

Source: company website · checked Sep 6, 2026
10Indirect evidenceWarszawa, PolandHQ checked Sep 6, 202651-20029 contacts →

“Od ok.”

Source: company website · checked Sep 6, 2026
11Partial evidenceWarszawa, PolandHQ checked Sep 6, 202611-5022 contacts →

“We provide support services in the tax area.”

Source: company website · checked Sep 6, 2026
12Indirect evidenceKatowice, PolandHQ checked Sep 6, 202651-20020 contacts →

“Profesjonalizm buduje zaufanie.”

Source: company website · checked Sep 6, 2026
13Partial evidenceWarsaw, PolandHQ checked Sep 6, 202611-5019 contacts →

“ARPI Accounting (ARPI & Partners Sp.”

Source: company website · checked Sep 6, 2026
14Partial evidenceWarsaw, PolandHQ checked Sep 6, 202611-5019 contacts →

“Innside Tax to miejsce, w którym opiekujemy się wszystkimi sprawami podatkowymi naszych Klientów.”

Source: company website · checked Sep 6, 2026
15Indirect evidenceWarszawa, PolandHQ checked Sep 6, 202611-5019 contacts →

“KP Consulting to nowoczesne biuro rachunkowe i doradztwo podatkowe dla firm technologicznych.”

Source: company website · checked Sep 6, 2026
16Indirect evidenceWarszawa, PolandHQ checked Sep 6, 202611-5018 contacts →

“Po wielu latach lat spędzonych na stanowiskach managerskich w firmach z tzw.”

Source: company website · checked Sep 6, 2026
17Indirect evidenceWrocław, PolandHQ checked Sep 6, 202611-5016 contacts →

“Jesteśmy firmą doradczą specjalizującą się w prawie podatkowym oraz prawie gospodarczym.”

Source: company website · checked Sep 6, 2026
18Partial evidenceGdańsk, PolandHQ checked Sep 6, 202611-5016 contacts →

“SOLVEO offers professional tax and audit services with a personalized approach.”

Source: company website · checked Sep 6, 2026
19Indirect evidenceWarsaw, PolandHQ checked Sep 6, 202611-5016 contacts →

“WZ Partners Group is a family-owned company founded on passion, dating back to 1992.”

Source: company website · checked Sep 6, 2026
20Indirect evidenceWarsaw, PolandHQ checked Sep 6, 202611-5015 contacts →

“Misters Audytor Adviser Sp.”

Source: company website · checked Sep 6, 2026
21Indirect evidenceWarsaw, PolandHQ checked Sep 6, 202651-20015 contacts →

“ECDP Group is one of leading consulting firms in Poland present in the market for twelve years.”

Source: company website · checked Sep 6, 2026
22Indirect evidenceWrocław, PolandHQ checked Sep 6, 202611-5014 contacts →

“Jesteśmy zespołem doświadczonych ekspertów zajmujących się zagadnieniami szeroko rozumianego prawa podatkowego i finansowego.”

Source: company website · checked Sep 6, 2026
23Indirect evidenceWarszawa, PolandHQ checked Sep 6, 20261-1013 contacts →

“Spółka Doradztwa Podatkowego ADN Podatki Sp.”

Source: company website · checked Sep 6, 2026
24Partial evidenceWrocław, PolandHQ checked Sep 6, 202611-5013 contacts →

“We offer complex accounting and business consulting.”

Source: company website · checked Sep 6, 2026
25Indirect evidenceDębniki, PolandHQ checked Sep 6, 202651-20013 contacts →

“V4 Group to grupa doradcza zajmująca się świadczeniem usług prawnych, podatkowych, audytorskich oraz księgowych.”

Source: company website · checked Sep 6, 2026

Showing 25 of 787 tax accounting firms based in Poland

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Tax accounting firms based in Poland at a glance

As of Sep 6, 2026
24.4%Verified-email coverage
2.4%Mobile-number coverage
4.2Average contacts per company
1-10Median size (employees)
14.9%Largest-city concentration · Warszawa
Sep 6, 2026Page data refreshed

Companies by employee count

1-10
514
11-50
220
51-200
27
201-500
4
501-1,000
1

Freshness & accuracy

How recently the business emails on this list were verified

Email last verified

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 tax accounting firms, 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.
What qualifies
Companies headquartered in Poland whose own description of what they do matches “tax accounting firms”. 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 tax accounting firms), 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 tax accounting firms, and records with no verified work email. Companies headquartered outside Poland are excluded even when they keep an office there.
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, 813 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 September 6, 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.

Tax accounting firms by metro

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 tax accounting firms, 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 tax accounting firms are there based in Poland?

RevenueBase identified 787 tax accounting firms headquartered in Poland as of September 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?

RSM Poland, headquartered in Poznan Wielkopolska, tops this list with the largest team on record.

Which city has the most tax accounting firms?

Warszawa leads with 117 headquartered companies, followed by Wroclaw (60) and Krakow (49).

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 813 verified decision-maker contacts tracked across these 787 companies.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 6, 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.