Company lists · Data refreshed September 2026
Top 25 Outsourcing services companies based in Poland
RevenueBase identified 253 outsourcing services companies headquartered in Poland as of September 2026 and tracks 5,876 professional contacts across them, including 1,803 with verified work emails. Warszawa is the largest hub.
This list covers outsourcing services companies 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 14, 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 25 largest outsourcing services companies based in Poland
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 1,290 contacts → | ||||
Strong evidence “Billennium is a global technology consulting and outsourcing services company that provides top-quality IT solutions for enterprises.” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 2 | 636 contacts → | ||||
Indirect evidence “TAURON Obsluga Klienta Sp.” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 3 | 434 contacts → | ||||
Indirect evidence “CCIG Group has been offering outsourced contact center services since 2002 and professionally supporting its business partners in the B2C and B2B sectors.” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 4 | 260 contacts → | ||||
Indirect evidence “Axendi is one of Europe’s leading providers of AI-powered contact center and BPO services.” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 5 | 249 contacts → | ||||
Strong evidence “Your dedicated process outsourcing partner with data-driven approach EverHelp is an industry-leading provider of business operations outsourcing and customer support solutions.” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 6 | 190 contacts → | ||||
Strong evidence “Contract Administration is one of the leading providers of business process outsourcing services in Central Europe.” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 7 | 186 contacts → | ||||
Indirect evidence “ℹ Sterling – The Missing Piece to Your Business Success Looking for seamless customer service, smarter credit management, or efficient debt recovery?” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 8 | 164 contacts → | ||||
Indirect evidence “Winner of Forbes Diamonds 2020-2023 and 🥇Gold Winner of 2023 in Best Employee Experience🥇 OpsTalent was founded in 2012 and has become a leading operator in the nearshore business…” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 9 | 162 contacts → | ||||
Indirect evidence “Call Center Poland is a 360 degree contact center.” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 10 | 135 contacts → | ||||
Indirect evidence “As thyssenkrupp Group Services Gdańsk, we are all driven by the same ambition: to be the first-choice provider of business and IT services, enabling our customers to focus on…” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 11 | 111 contacts → | ||||
Indirect evidence “CSP Customer Services Polska sp.” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 12 | 92 contacts → | ||||
Indirect evidence “We believe that we have to change ourselves to change the world.” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 13 | 52 contacts → | ||||
Indirect evidence “Programujemy pomysły Kierujemy się prostymi zasadami, dzięki którym proponujemy naszym klientom efektywniejsze rozwiązania, postępujemy zgodnie z własnymi przekonaniami i uczciwie…” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 14 | 51 contacts → | ||||
Indirect evidence “Spółka z obszaru BPO Call Contact Centre - specjalizująca się w obsłudze przedsiębiorstw działających w obszarach ochrony zdrowia, telekomunikacji, ubezpieczeń oraz energetyki” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 15 | 49 contacts → | ||||
Indirect evidence “Arteria Group, the largest Polish BPO organisation oriented as professional partner in high efficient sales development and supporting the highest quality of customer care.” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 16 | 48 contacts → | ||||
Strong evidence “PROFIT4YOU specjalizuje się w dziedzinie outsourcingu pracowników.” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 17 | 41 contacts → | ||||
Indirect evidence “Naszym celem jest budowanie nowej jakości na rynku poprzez rozwijanie partnerskiej sieci współpracy i wdrażanie nowatorskich rozwiązań.” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 18 | 41 contacts → | ||||
Strong evidence “Jesteśmy firmą IT zajmującą się outsourcingiem usług.” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 19 | 40 contacts → | ||||
Strong evidence “Awareson is outsourcing company providing IT solutions and comprehensive HR support to the business, including the recruitment of high-end new technology professionals.” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 20 | 38 contacts → | ||||
Indirect evidence “Whether you seek customer acquisition, customer care, technical support or debt collection, we will be your best choice.” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 21 | 37 contacts → | ||||
Strong evidence “We are 100% Polish company, since 2005 we are providing outsourcing services B2B, including: telemarketing, infoline, sales, customer services, marketing and advertising.” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 22 | 36 contacts → | ||||
Strong evidence “Itelence is a fast-growing IT outsourcing and BPO company, helping global businesses scale with top tech talent from Poland and Eastern Europe.” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 23 | 36 contacts → | ||||
Strong evidence “We go beyond outsourcing by proprietary sourcing and skill matching, contract management, onboarding and performance tracking processes.” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 24 | 35 contacts → | ||||
Strong evidence “SAVOIR Group to firma z ponad 25-letnim doświadczeniem, specjalizująca się w outsourcingu sił i procesów sprzedaży, outsourcingu kadrowo-płacowym oraz zarządzaniu flotą…” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 25 | 33 contacts → | ||||
Indirect evidence “Efisco is a software development company aimed to provide our partners with high-quality service.” Source: RevenueBase Database · checked Sep 14, 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: outsourcing services companies. 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 outsourcing services companies.
- Partial evidence
- Its own public description names part of outsourcing services companies, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name outsourcing services companies. 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 25 of 253 outsourcing services companies based in Poland
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Outsourcing services companies based in Poland at a glance
As of Sep 14, 2026Companies by employee count
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 253 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 outsourcing services companies, 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 “outsourcing services companies”. 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 outsourcing services companies), 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 outsourcing services companies, 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, 1,803 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 14, 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.
Outsourcing services companies by metro
- Outsourcing services companies in Warszawa52
- Outsourcing services companies in Warsaw36
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 outsourcing services companies, 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 outsourcing services companies are there based in Poland?
RevenueBase identified 253 outsourcing services companies 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?
Billennium, headquartered in Warsaw, tops this list with the largest team on record.
Which city has the most outsourcing services companies?
Warszawa leads with 52 headquartered companies, followed by Warsaw (36) and Krakow (15).
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 1,803 verified decision-maker contacts tracked across these 253 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 14, 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.
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