Company lists · Data refreshed September 2026

Top 17 Banking as a services based in Poland

RevenueBase identified 46 banking as a services headquartered in Poland as of September 2026 and tracks 26,919 professional contacts across them, including 12,829 with verified work emails. Warsaw is the largest hub.

This list covers banking as a services 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 21, 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 21, 2026 86% judged on-target in blind review
46Companies
26,919Contacts tracked
12,829Verified emails
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The 17 largest banking as a services based in Poland

Ranked by team size
Top 17 of 46 banking as a services based in Poland, ranked by team size, largest first. Data refreshed Sep 21, 2026. RevenueBase Smart Search rates how each company's information relates to banking as a services: 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 21, 202610001+7,987 contacts →

Indirect evidence

“We are the largest bank in Poland and one of the largest financial institutions in the region.”

Source: RevenueBase Database · checked Sep 21, 2026
2Indirect evidenceWarszawa, PolandHQ checked Sep 21, 202610001+5,678 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 21, 2026
3Indirect evidenceWarsaw, PolandHQ checked Sep 21, 202610001+5,508 contacts →

Indirect evidence

“Informujemy, że od 9 stycznia 2026 r.”

Source: RevenueBase Database · checked Sep 21, 2026
4Indirect evidenceWarsaw, PolandHQ checked Sep 21, 20265,001-10,0003,248 contacts →

Indirect evidence

“Bank Millennium od 25 lat świadczy uniwersalne usługi finansowe Klientom ze wszystkich segmentów rynku poprzez ogólnopolską sieć oddziałów, indywidualnych doradców oraz kanały…”

Source: RevenueBase Database · checked Sep 21, 2026
5Indirect evidenceWrocław, PolandHQ checked Sep 21, 20261,001-5,0001,813 contacts →

Indirect evidence

“Bank Credit Agricole należy do międzynarodowej grupy finansowej działającej na terenie 54 krajów na całym świecie.”

Source: RevenueBase Database · checked Sep 21, 2026
6Indirect evidenceWarsaw, PolandHQ checked Sep 21, 20261,001-5,0001,433 contacts →

Indirect evidence

“ASEE Group serves 1,200+ clients in 55+ countries, processing over 3 billion transactions a year.”

Source: RevenueBase Database · checked Sep 21, 2026
7Indirect evidenceWarszawa, PolandHQ checked Sep 21, 2026501-1,000659 contacts →

Indirect evidence

“W Nest przedsiębiorca jest zawsze na pierwszym miejscu.”

Source: RevenueBase Database · checked Sep 21, 2026
8Strong evidenceWarsaw, PolandHQ checked Sep 21, 2026201-500192 contacts →

Strong evidence

“Vodeno is a leading European Banking-as-a-Service provider that combines its proprietary blockchain-based, cloud-native platform with services based on the ECB banking licence of…”

Source: RevenueBase Database · checked Sep 21, 2026
9Indirect evidenceWarsaw, PolandHQ checked Sep 21, 202651-200150 contacts →

Indirect evidence

“Enabling Banks & Fintechs to Cut Costs and Regain Control.”

Source: RevenueBase Database · checked Sep 21, 2026
10Partial evidenceWarsaw, PolandHQ checked Sep 21, 202611-5035 contacts →

Partial evidence

“Our mission is to be the service provider for banking and cryptocurrency products all in one place.”

Source: RevenueBase Database · checked Sep 21, 2026
11Indirect evidenceWarsaw, PolandHQ checked Sep 21, 202611-5031 contacts →

Indirect evidence

“mElements mission statement is to provide delightful digital shopping experience for customer and merchant.”

Source: RevenueBase Database · checked Sep 21, 2026
12Partial evidenceWarsaw, PolandHQ checked Sep 21, 202611-5030 contacts →

Partial evidence

“Kontomatik is a Poland-based fintech company, which has been providing banking data aggregation services since 2009 – long before “open banking” became a commonly accepted term.”

Source: RevenueBase Database · checked Sep 21, 2026
13Indirect evidenceRadomsko, PolandHQ checked Sep 21, 202651-20020 contacts →

Indirect evidence

“ESBANK Bank Spółdzielczy to silny, solidny i stabilny bank o radomszczańskich korzeniach i z wyłącznie polskim kapitałem.”

Source: RevenueBase Database · checked Sep 21, 2026
14Partial evidenceWrocław, PolandHQ checked Sep 21, 202611-5015 contacts →

Partial evidence

“BZWBK is a banking company based out of 7 Dokerska, Wrocław, Poland.”

Source: RevenueBase Database · checked Sep 21, 2026
15Indirect evidenceWarsaw, PolandHQ checked Sep 21, 202611-5013 contacts →

Indirect evidence

“Established in 2012, Bank of China Europe S.A.”

Source: RevenueBase Database · checked Sep 21, 2026
16Indirect evidenceAleksandrów Łódzki, PolandHQ checked Sep 21, 202611-507 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 21, 2026
17Partial evidenceKrościenko Nad Dunajcem, PolandHQ checked Sep 21, 202611-506 contacts →

Partial evidence

“Jesteśmy dynamicznie rozwijającym się Bankiem Spółdzielczym, posiadającym 125-letnie doświadczenie na rynku usług finansowych.”

Source: RevenueBase Database · checked Sep 21, 2026

Showing 17 of 46 banking as a services based in Poland

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Banking as a services based in Poland at a glance

As of Sep 21, 2026
47.7%Verified-email coverage
585.2Average contacts per company
11-50Median size (employees)
34.8%Largest-city concentration · Warsaw
Sep 21, 2026Page data refreshed

Companies by employee count

1-10
11
11-50
15
51-200
8
201-500
2
501-1,000
1
1,001-5,000
3
5,001-10,000
1
10001+
3

Email recency for this list is measured worldwide rather than for Poland, so it is reported there. Company counts and contact totals on this page are exact for Poland, over 46 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 banking as a services, 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 “banking as a services”. 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 banking as a services), 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 banking as a services, 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, 12,829 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 21, 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.

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 banking as a services, 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 banking as a services are there based in Poland?

RevenueBase identified 46 banking as a services 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?

PKO Bank Polski, headquartered in Warszawa, tops this list with the largest team on record.

Which city has the most banking as a services?

Warsaw leads with 16 headquartered companies, followed by Warszawa (6) and Wroclaw (2).

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 12,829 verified decision-maker contacts tracked across these 46 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 21, 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.