Company lists · Data refreshed September 2026
Top 13 Tax consulting firms based in Warsaw, Poland
RevenueBase identified 30 tax consulting firms headquartered in Warsaw, Poland as of September 2026 and tracks 617 professional contacts across them, including 188 with verified work emails. Warszawa is the largest hub.
This list covers tax consulting firms headquartered in Warsaw, 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.
The 13 largest tax consulting firms based in Warsaw, Poland
Ranked by team size| # | Company | RevenueBase Smart Search | Contacts | ||
|---|---|---|---|---|---|
| 1 | Partial evidence | 161 contacts → | |||
“KR Group is a Polish, fast-growing accounting and tax advisory group with an international reach.” Source: company website · checked Sep 6, 2026Thanks. The Data Team will review it. | |||||
| 2 | Indirect evidence | 146 contacts → | |||
“ALTO is one of the fastest growing advisory firms in Poland.” Source: company website · checked Sep 6, 2026Thanks. The Data Team will review it. | |||||
| 3 | Strong evidence | 50 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, 2026Thanks. The Data Team will review it. | |||||
| 4 | Indirect evidence | 21 contacts → | |||
“KDCP Kancelaria Doradztwa Celnego i Podatkowego Rutkowski i Wspólnicy sp.” Source: company website · checked Sep 6, 2026Thanks. The Data Team will review it. | |||||
| 5 | Partial evidence | 19 contacts → | |||
“Innside Tax to miejsce, w którym opiekujemy się wszystkimi sprawami podatkowymi naszych Klientów.” Source: company website · checked Sep 6, 2026Thanks. The Data Team will review it. | |||||
| 6 | Partial evidence | 17 contacts → | |||
“We are the law firm providing comprehensive tax advisory services for Polish and foreign corporate clients.” Source: company website · checked Sep 6, 2026Thanks. The Data Team will review it. | |||||
| 7 | Strong evidence | 11 contacts → | |||
“Accreo is a leading consulting company offering tax and legal advisory services to companies and individuals.” Source: company website · checked Sep 6, 2026Thanks. The Data Team will review it. | |||||
| 8 | Indirect evidence | 11 contacts → | |||
“Szanowni Państwo, Kancelaria Kolibski, Nikończyk, Dec & Partnerzy to doświadczony zespół specjalistów podatkowych, wielokrotnie wyróżniany i nagradzany, który skutecznie pomaga…” Source: company website · checked Sep 6, 2026Thanks. The Data Team will review it. | |||||
| 9 | Partial evidence | 7 contacts → | |||
“Badesta Accounting provides accounting and tax advisory services for demanding clients.” Source: company website · checked Sep 6, 2026Thanks. The Data Team will review it. | |||||
| 10 | Partial evidence | 6 contacts → | |||
“Morawski & Partners law firm is providing a full scale of legal and tax services for large international corporations, as well as medium and small businesses.” Source: company website · checked Sep 6, 2026Thanks. The Data Team will review it. | |||||
| 11 | Partial evidence | 5 contacts → | |||
“ZT TAX is an independent tax advisory company located in Warsaw.” Source: company website · checked Sep 6, 2026Thanks. The Data Team will review it. | |||||
| 12 | Indirect evidence | 2 contacts → | |||
“AKT Aktywna Księgowość to licencjonowane biuro rachunkowe (posiadamy Świadectwo Kwalifikacyjne Ministra Finansów Nr 9902/2005) Specjalizujemy się w obsłudze małych i średnich…” Source: company website · checked Sep 6, 2026Thanks. The Data Team will review it. | |||||
| 13 | Indirect evidence | 1 contacts → | |||
“TAXWISE doradza klientom indywidualnym oraz korporacyjnym w zakresie legalnego obniżania obciążeń podatkowych.” Source: company website · checked Sep 6, 2026Thanks. The Data Team will review it. | |||||
RevenueBase Smart Search
RevenueBase Smart Search assesses information from a company’s LinkedIn profile, information supplied directly by the company, its website, and other publicly available sources. It uses that information to rate how closely the company relates to this list’s category: tax consulting firms. Every row carries its rating and the description the rating was read from, so each one can be checked rather than taken on trust.
- Strong evidence
- The company's own public description of its business names tax consulting firms.
- Partial evidence
- Its own public description names part of tax consulting firms, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name tax consulting firms. The match rests on the rest of the company's public profile rather than the one sentence quoted here, so this is the rating to check first.
RevenueBase Smart Search is how these lists are built: RevenueBase's data engine and AI assemble the companies that match a category defined in a user's own words, so a list can be about what companies actually do rather than about whichever industry code they were filed under.
Showing 13 of 30 tax consulting firms based in Warsaw, Poland
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Tax consulting firms based in Warsaw, Poland at a glance
As of Sep 6, 2026Companies by employee count
Email recency for this list is measured across the whole Poland list rather than this city, so it is reported there. Company counts and contact totals on this page are exact for Warsaw, over 30 companies.
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 consulting 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 Warsaw, Poland whose own description of what they do matches “tax consulting 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 consulting 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 consulting firms, and records with no verified work email. Companies headquartered outside Warsaw 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, 188 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 consulting firms by metro in Poland
- Tax consulting firms in Warszawa84
- Tax consulting firms in Wroclaw40
- Tax consulting firms in Poznan33
- Tax consulting firms in Warsaw30
- Tax consulting firms in Krakow26
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 consulting 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 consulting firms are there based in Warsaw, Poland?
RevenueBase identified 30 tax consulting firms headquartered in Warsaw, 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?
KR Group LTD, headquartered in Warsaw, tops this list with the largest team on record.
Which city has the most tax consulting firms?
Warszawa leads with 84 headquartered companies, followed by Wroclaw (40) and Poznan (33).
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 188 verified decision-maker contacts tracked across these 30 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.