Company lists · Data refreshed September 2026

Top 25 Accounting firm staff development consultants based in Poland

RevenueBase identified 219 accounting firm staff development consultants headquartered in Poland as of September 2026 and tracks 1,752 professional contacts across them, including 637 with verified work emails and 30 with mobile numbers. Warszawa is the largest hub.

This list covers accounting firm staff development consultants 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 27, 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 27, 2026 86% judged on-target in blind review
219Companies
1,752Contacts tracked
637Verified emails
30Mobile numbers
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The 25 largest accounting firm staff development consultants based in Poland

Ranked by team size
Top 25 of 219 accounting firm staff development consultants based in Poland, ranked by team size, largest first. Data refreshed Sep 27, 2026. RevenueBase Smart Search rates how each company's information relates to accounting firm staff development consultants: 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 evidenceWarszawa, PolandHQ checked Sep 27, 20265,001-10,000404 contacts →

Indirect evidence

“EY jest światowym liderem rynku usług profesjonalnych obejmujących usługi audytorskie, doradztwo podatkowe, doradztwo biznesowe oraz doradztwo strategiczne i transakcyjne.”

Source: RevenueBase Database · checked Sep 27, 2026
2Indirect evidenceWarsaw, PolandHQ checked Sep 27, 2026201-500131 contacts →

Indirect evidence

“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: RevenueBase Database · checked Sep 27, 2026
3Indirect evidenceWarszawa, PolandHQ checked Sep 27, 202651-20091 contacts →

Indirect evidence

“CERTES.”

Source: RevenueBase Database · checked Sep 27, 2026
4Indirect evidenceWarszawa, PolandHQ checked Sep 27, 202651-20073 contacts →

Indirect evidence

“House of Skills is a leading brand on the Polish market of consulting and training services.”

Source: RevenueBase Database · checked Sep 27, 2026
5Partial evidenceCzyżyny, PolandHQ checked Sep 27, 202651-20060 contacts →

Partial evidence

“We entered the market in 2004, starting as a small, inconspicuous accounting office.”

Source: RevenueBase Database · checked Sep 27, 2026
6Indirect evidencePoznań, PolandHQ checked Sep 27, 202611-5045 contacts →

Indirect evidence

“JESTEŚMY EKSPERTAMI W ROZWOJU LUDZI I ORGANIZACJI.”

Source: RevenueBase Database · checked Sep 27, 2026
7Indirect evidenceKraków, PolandHQ checked Sep 27, 202651-20039 contacts →

Indirect evidence

“Nexia Pro Audit od 2002 roku wspiera swoich Klientów w ich bezpiecznym rozwoju świadcząc usługi audytorskie, doradcze, księgowe oraz kadrowo-płacowe.”

Source: RevenueBase Database · checked Sep 27, 2026
8Indirect evidencePoznań, PolandHQ checked Sep 27, 202651-20037 contacts →

Indirect evidence

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

Source: RevenueBase Database · checked Sep 27, 2026
9Indirect evidenceWarszawa, PolandHQ checked Sep 27, 202611-5028 contacts →

Indirect evidence

“Firma HIILWAY powstała w lutym 2011 i w 4 lata działalności stała się wiodącym dostawcą usług szkoleniowo-doradczych na polskim rynku.”

Source: RevenueBase Database · checked Sep 27, 2026
10Indirect evidencePoznań, PolandHQ checked Sep 27, 202611-5027 contacts →

Indirect evidence

“TLhub to zorganizowana interdyscyplinarnie firma doradcza, oferująca kompleksowe doradztwo w trzech, kluczowych dla efektywnego i bezpiecznego prowadzenia biznesu obszarach…”

Source: RevenueBase Database · checked Sep 27, 2026
11Indirect evidenceWarszawa, PolandHQ checked Sep 27, 202611-5022 contacts →

Indirect evidence

“Fundacja Rozwoju Rachunkowości w Polsce skupia wyspecjalizowane spółki realizujące usługi w zakresie szkoleń i konferencji, księgowości, konsultingu.”

Source: RevenueBase Database · checked Sep 27, 2026
12Indirect evidenceMichałowice, PolandHQ checked Sep 27, 202651-20022 contacts →

Indirect evidence

“AVENHANSEN to profesjonalna firma szkoleniowa (dla bardzo wielu - najlepsza firma szkoleniowa) Nasi wykwalifikowani pracownicy swoją fachowością, uprzejmością i zaangażowaniem w…”

Source: RevenueBase Database · checked Sep 27, 2026
13Indirect evidenceKatowice, PolandHQ checked Sep 27, 202651-20020 contacts →

Indirect evidence

“Profesjonalizm buduje zaufanie.”

Source: RevenueBase Database · checked Sep 27, 2026
14Partial evidenceWarsaw, PolandHQ checked Sep 27, 202611-5019 contacts →

Partial evidence

“ARPI Accounting (ARPI & Partners Sp.”

Source: RevenueBase Database · checked Sep 27, 2026
15Partial evidenceWrocław, PolandHQ checked Sep 27, 202611-5013 contacts →

Partial evidence

“We offer complex accounting and business consulting.”

Source: RevenueBase Database · checked Sep 27, 2026
16Partial evidenceWarszawa, PolandHQ checked Sep 27, 202651-20012 contacts →

Partial evidence

“Arena Accounting sp.”

Source: RevenueBase Database · checked Sep 27, 2026
17Indirect evidenceWrocław, PolandHQ checked Sep 27, 202611-5012 contacts →

Indirect evidence

“Zespół "QUATRO" sp.”

Source: RevenueBase Database · checked Sep 27, 2026
18Indirect evidenceKraków, PolandHQ checked Sep 27, 202611-5011 contacts →

Indirect evidence

“A.M.”

Source: RevenueBase Database · checked Sep 27, 2026
19Indirect evidenceGdańsk, PolandHQ checked Sep 27, 202611-5010 contacts →

Indirect evidence

“Dzięki naszemu zespołowi składającemu się ze specjalistów z różnych dziedzin od ponad dekady swoją wiedzą i doświadczeniem wspieramy cele biznesowe naszych Klientów.”

Source: RevenueBase Database · checked Sep 27, 2026
20Indirect evidenceWarszawa, PolandHQ checked Sep 27, 202611-509 contacts →

Indirect evidence

“Grupa doświadczonych specjalistów CDB, kierując finansami klientów wdraża w ich spółkach procedury i zarządza procesami ukierunkowanymi na systematyczne zwiększanie efektywności…”

Source: RevenueBase Database · checked Sep 27, 2026
21Partial evidenceKatowice, PolandHQ checked Sep 27, 202611-508 contacts →

Partial evidence

“Our team have an extensive experience in audits of financial statements as well as due-dilligence engagements and other financial and accounting advisory.”

Source: RevenueBase Database · checked Sep 27, 2026
22Indirect evidenceWarszawa, PolandHQ checked Sep 27, 2026201-5008 contacts →

Indirect evidence

“ETL GLOBAL Polska jest członkiem grupy ETL, globalnej grupy konsultingowej założonej 40 lat temu w Essen.”

Source: RevenueBase Database · checked Sep 27, 2026
23Indirect evidenceWarszawa, PolandHQ checked Sep 27, 202611-507 contacts →

Indirect evidence

“We started to operate in 2004.”

Source: RevenueBase Database · checked Sep 27, 2026
24Indirect evidenceKraków, PolandHQ checked Sep 27, 202611-507 contacts →

Indirect evidence

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

Source: RevenueBase Database · checked Sep 27, 2026
25Indirect evidenceWarszawa, PolandHQ checked Sep 27, 202611-507 contacts →

Indirect evidence

“YOUR ADVISORS Sp.”

Source: RevenueBase Database · checked Sep 27, 2026

Showing 25 of 219 accounting firm staff development consultants based in Poland

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Accounting firm staff development consultants based in Poland at a glance

As of Sep 27, 2026
36.4%Verified-email coverage
1.7%Mobile-number coverage
8.0Average contacts per company
1-10Median size (employees)
25.1%Largest-city concentration · Warszawa
Sep 27, 2026Page data refreshed

Companies by employee count

1-10
139
11-50
62
51-200
14
201-500
3
5,001-10,000
1

Freshness & accuracy

How recently the business emails were verified and the company information checked

Email last verified

Median 30.0d

Company record updated

Median 82.0d

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 accounting firm staff development consultants, 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 “accounting firm staff development consultants”. 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 accounting firm staff development consultants), 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 accounting firm staff development consultants, 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, 637 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 27, 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.

Accounting firm staff development consultants 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 accounting firm staff development consultants, 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 accounting firm staff development consultants are there based in Poland?

RevenueBase identified 219 accounting firm staff development consultants 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?

EY Polska, headquartered in Warszawa, tops this list with the largest team on record.

Which city has the most accounting firm staff development consultants?

Warszawa leads with 55 headquartered companies, followed by Wroclaw (19) and Krakow (14).

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 637 verified decision-maker contacts tracked across these 219 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 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 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.