Company lists · Data verified August 2026

Top 25 Data center consulting firms based in Poland

Name: Data center consulting firms based in Poland
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 79 companies tracked

There are 79 data center consulting firms headquartered in Poland (RevenueBase, August 2026). RevenueBase tracks 709 professional contacts across them, including 321 with verified work emails and 17 with mobile numbers. Warszawa is the largest hub.

This list covers data center consulting firms headquartered in Poland, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Data current as of August 28, 2026.

79Companies

709Contacts tracked

321Verified emails

17Mobile numbers

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The 25 largest data center consulting firms based in Poland

Ranked by team size

Top 25 of 79 data center consulting firms based in Poland, ranked by team size, largest first. Data verified Aug 28, 2026. Click a count to unlock that company's people.
#	Company	HQ	Employees	Contacts	Verified emails
1	Engenious	Krakow	51-200	82	49
2	Onex Group	Warszawa	51-200	78	63
3	Hostersi	Rybnik	51-200	74	47
4	Infomex Sp. Z O.O	Gdansk	51-200	69	22
5	Tameshi	Lodz	51-200	42	9
6	X-Comp Sp. Z O.O	Szczecin	11-50	37	27
7	Vernity	Poznan	11-50	29	16
8	Tenesys	Poznan Wp	11-50	24	3
9	Main Data Center	Warszawa	11-50	17	11
10	Datacenter Solutions	Blizne Laszczynskiego	11-50	17	8
11	QLOS	Lodz	11-50	15	11
12	BCA Engineering Group LTD	Olsztyn	11-50	14	2
13	It-Magic	Warsaw	11-50	13	3
14	Clarifity	Poznan	11-50	12	7
15	Fast Group Sp. Z O.O	Warszawa	11-50	12	2
16	Fabryka Innowacyjnych Rozwiązań IT	Rumia	11-50	9	6
17	Anythin'	Warszawa	1-10	9	1
18	Softflow	Warsaw	11-50	8	7
19	Linar Projekt	Poznan	11-50	5	4
20	Modular DC Solutions	Warszawa	1-10	5	1
21	Neocorte Sp. Z O.O	Warsaw	11-50	4	2
22	Bngs S.C	Warsaw	1-10	4	2
23	Databros	Warsaw	11-50	3	3
24	Qdevelopers Sp. Z O. O	Warszawa	1-10	3	3
25	Ocadon	Warsaw	1-10	2	2

Showing 25 of 79 data center consulting firms based in Poland

See the full list, filter by size, metro and specialty, and get verified emails and direct dials for all 321 reachable decision-makers.

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Data center consulting firms based in Poland at a glance

As of Aug 28, 2026

1-10Median size (employees)

WarszawaLargest hub · 18 HQs

17Contacts with mobile numbers

0Emails re-verified in last 30 days

Companies by employee count

1-10

11-50

51-200

Data center consulting firms by metro

Metro	Companies
Data center consulting firms in Warszawa	18
Data center consulting firms in Warsaw	16
Data center consulting firms in Poznan	5
Data center consulting firms in Krakow	4
Data center consulting firms in Wroclaw	4
Data center consulting firms in Lodz	3
Data center consulting firms in Olsztyn	2

How this list was built

Source: The RevenueBase company graph: 21.3 million companies and 398.9 million professional contacts resolved from primary sources.
Inclusion: Companies whose own business descriptions match “data center consulting firms”, with match quality audited by blind human judging, and headquartered in Poland.
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: Contact records re-verify on a rolling cadence; 0 contacts on this list were re-verified in the last 30 days.
Refresh: Lists are refreshed periodically as the underlying company graph is re-verified. Last verified Aug 28, 2026.

Frequently asked

How many data center consulting firms are there based in Poland?

There are 79 data center consulting firms headquartered in Poland as of August 2026 (RevenueBase).

What is the largest company on this list?

Engenious, headquartered in Krakow, tops this list with the largest team on record.

Which city has the most data center consulting firms?

Warszawa leads with 18 headquartered companies, followed by Warsaw (16) and Poznan (5).

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 321 verified decision-maker contacts tracked across these 79 companies.

How current is this list?

The list is refreshed periodically as the underlying company graph is re-verified. It was last verified on August 28, 2026.

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About this data

RevenueBase is a B2B contact data platform. Its company graph covers 21.3 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, the same data that powers RevenueBase's B2B data products and the free research portal.