Company lists · Data refreshed September 2026

Top 25 Custom software development companies based in Warsaw, Poland

Name: Custom software development companies based in Warsaw, Poland
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 9, 2026 383 companies tracked

RevenueBase identified 383 company matches for custom software development companies associated with Warsaw, Poland as of September 2026 and tracks 12,126 professional contacts across them, including 3,629 with verified work emails. Across Poland, Warsaw is the largest hub for this category.

This list covers company matches for custom software development companies associated with Warsaw, Poland, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed September 9, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, 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 RevenueBase SmartSearch · Exact Recorded Sep 9, 2026 How this list was built

383Companies

12,126Contacts tracked

3,629Verified emails

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The 25 largest custom software development companies based in Warsaw, Poland

Ranked by team size

Top 25 of 383 company matches for custom software development companies based in Warsaw, Poland, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 9, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#	Company	RevenueBase SmartSearch	Headquarters	Employees	Contacts
1	Andersen LAB	Exact match	Warsaw, PolandHQ recorded Sep 9, 2026	1,001-5,000	3,628 contacts →
	Exact match “Andersen – your global software development partner Andersen is a global software development company with over 18 years of experience supporting businesses worldwide in their…” Recorded in the RevenueBase company graph · Sep 9, 2026 · View company records in RevenueBase
2	Elinext	Exact match	Warsaw, PolandHQ recorded Sep 9, 2026	501-1,000	646 contacts →
	Exact match “We are a global AI-powered software development company with 28+ years of engineering experience, delivering human-verified AI solutions and complex software systems for…” Recorded in the RevenueBase company graph · Sep 9, 2026 · View company records in RevenueBase
3	Softteco	Exact match	Warsaw, PolandHQ recorded Sep 9, 2026	501-1,000	539 contacts →
	Exact match “SoftTeco is a software development company that was founded in 2008 providing custom software development services.” Recorded in the RevenueBase company graph · Sep 9, 2026 · View company records in RevenueBase
4	Modsen	Exact match	Warsaw, PolandHQ recorded Sep 9, 2026	501-1,000	368 contacts →
	Exact match “Modsen is a progressive custom software development company.” Recorded in the RevenueBase company graph · Sep 9, 2026 · View company records in RevenueBase
5	SAWIT	Exact match	Warsaw, PolandHQ recorded Sep 9, 2026	n/a	284 contacts →
	Exact match “SAWIT - sawit.pl - was founded in 2014 in order to supply B2B services in programming and web development.” Recorded in the RevenueBase company graph · Sep 9, 2026 · View company records in RevenueBase
6	The Software House	Exact match	Warsaw, PolandHQ recorded Sep 9, 2026	201-500	279 contacts →
	Exact match “12+ years of custom software development centered on client satisfaction.” Recorded in the RevenueBase company graph · Sep 9, 2026 · View company records in RevenueBase
7	Nexio Management	Exact match	Warsaw, PolandHQ recorded Sep 9, 2026	501-1,000	241 contacts →
	Exact match “Nexio Management is a software development and consulting company.” Recorded in the RevenueBase company graph · Sep 9, 2026 · View company records in RevenueBase
8	SCAND	Exact match	Warsaw, PolandHQ recorded Sep 9, 2026	201-500	182 contacts →
	Exact match “Scand is a custom software development company located in Warsaw, Poland.” Recorded in the RevenueBase company graph · Sep 9, 2026 · View company records in RevenueBase
9	Pretius	Exact match	Warsaw, PolandHQ recorded Sep 9, 2026	51-200	161 contacts →
	Exact match “Pretius is a software development company that specializes in crafting custom software solutions and delivering tangible business value.” Recorded in the RevenueBase company graph · Sep 9, 2026 · View company records in RevenueBase
10	9bits	Exact match	Warsaw, PolandHQ recorded Sep 9, 2026	51-200	147 contacts →
	Exact match “9bits is a high-grade software developer that designs custom applications for global clients.” Recorded in the RevenueBase company graph · Sep 9, 2026 · View company records in RevenueBase
11	Brights	Exact match	Warsaw, PolandHQ recorded Sep 9, 2026	51-200	143 contacts →
	Exact match “At Brights, we're not just another software development agency but your valued collaborative partners.” Recorded in the RevenueBase company graph · Sep 9, 2026 · View company records in RevenueBase
12	XB Software	Exact match	Warsaw, PolandHQ recorded Sep 9, 2026	201-500	140 contacts →
	Exact match “XB Software is a custom software development company that offers outsourcing & outstaffing services for full-cycle development.” Recorded in the RevenueBase company graph · Sep 9, 2026 · View company records in RevenueBase
13	E-Point	Exact match	Warsaw, PolandHQ recorded Sep 9, 2026	51-200	127 contacts →
	Exact match “e-point is one of Poland’s top tech companies.” Recorded in the RevenueBase company graph · Sep 9, 2026 · View company records in RevenueBase
14	Vilmate LLC	Exact match	Warsaw, PolandHQ recorded Sep 9, 2026	51-200	119 contacts →
	Exact match “Since 2012, Vilmate has been creating software for businesses across various industries.” Recorded in the RevenueBase company graph · Sep 9, 2026 · View company records in RevenueBase
15	BMS	Exact match	Warsaw, PolandHQ recorded Sep 9, 2026	51-200	115 contacts →
	Exact match “Od 25 lat tworzymy zaawansowane technologicznie oprogramowanie dla firm i instytucji z kluczowych sektorów gospodarki.” Recorded in the RevenueBase company graph · Sep 9, 2026 · View company records in RevenueBase
16	Transition Technologies-Software	Exact match	Warsaw, PolandHQ recorded Sep 9, 2026	201-500	97 contacts →
	Exact match “Transition Technologies-Software to społeczność utalentowanych specjalistów, zajmujących się dostarczaniem profesjonalnych usług programistycznych i consultingowych.” Recorded in the RevenueBase company graph · Sep 9, 2026 · View company records in RevenueBase
17	Celadonsoft	Exact match	Warsaw, PolandHQ recorded Sep 9, 2026	51-200	97 contacts →
	Exact match “With a thoughtful approach to our clients’ goals, we help businesses and startups get their innovative software projects done on time.” Recorded in the RevenueBase company graph · Sep 9, 2026 · View company records in RevenueBase
18	Unity-T Group Sp. Z O.O. Sp.K	Exact match	Warsaw, PolandHQ recorded Sep 9, 2026	51-200	94 contacts →
	Exact match “Unity-t Group działa na rynku od roku 2002.” Recorded in the RevenueBase company graph · Sep 9, 2026 · View company records in RevenueBase
19	Polcode	Exact match	Warsaw, PolandHQ recorded Sep 9, 2026	51-200	88 contacts →
	Exact match “Founded in 2006, we began as a dedicated team of PHP developers in Poland, pioneering Magento services.” Recorded in the RevenueBase company graph · Sep 9, 2026 · View company records in RevenueBase
20	Sirocco	Exact match	Warsaw, PolandHQ recorded Sep 9, 2026	51-200	84 contacts →
	Exact match “We are Sirocco.” Recorded in the RevenueBase company graph · Sep 9, 2026 · View company records in RevenueBase
21	Finture	Exact match	Warsaw, PolandHQ recorded Sep 9, 2026	51-200	83 contacts →
	Exact match “FINTURE is a dynamic and ambitious team that creates IT solutions corresponding with current market trends.” Recorded in the RevenueBase company graph · Sep 9, 2026 · View company records in RevenueBase
22	7bulls.com	Exact match	Warsaw, PolandHQ recorded Sep 9, 2026	51-200	77 contacts →
	Exact match “We have proven many times that the project implemented by our team requires less time and significantly less investment compared to the competition.” Recorded in the RevenueBase company graph · Sep 9, 2026 · View company records in RevenueBase
23	MC Comp S.A	Exact match	Warsaw, PolandHQ recorded Sep 9, 2026	51-200	74 contacts →
	Exact match “Jesteśmy firmą technologiczną istniejącą na polskim rynku już 30 lat.” Recorded in the RevenueBase company graph · Sep 9, 2026 · View company records in RevenueBase
24	Mitrix Technology	Exact match	Warsaw, PolandHQ recorded Sep 9, 2026	51-200	70 contacts →
	Exact match “At Mitrix, AI development is one of our main specialties - but it’s only one part of the story.” Recorded in the RevenueBase company graph · Sep 9, 2026 · View company records in RevenueBase
25	Plavno	Exact match	Warsaw, PolandHQ recorded Sep 9, 2026	51-200	69 contacts →
	Exact match “Plavno is a premier software development house with over 15 years of experience and a highly qualified team of experts in your industry.” Recorded in the RevenueBase company graph · Sep 9, 2026 · View company records in RevenueBase

RevenueBase SmartSearch

Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.

This list uses Exact for “custom software development companies”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.

Showing 25 of 383 custom software development companies based in Warsaw, Poland

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Custom software development companies based in Warsaw, Poland at a glance

As of Sep 9, 2026

29.9%Verified-email coverage

31.7Average contacts per company

11-50Median size (employees)

Sep 9, 2026Page data refreshed

Companies by employee count

1-10

138

11-50

171

51-200

201-500

501-1,000

1,001-5,000

Email recency for this list is measured across the whole Poland list rather than for Warsaw, so it is reported there. Company counts and contact totals on this page are exact for Warsaw.

How this list was built

The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.

Source: The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase SmartSearch, the natural-language company search available to every RevenueBase user.
What qualifies: Company records associated with Warsaw, Poland whose business descriptions match “custom software development companies” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
RevenueBase SmartSearch: Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
Public preview: The public preview omits records without a verified work email. Where headquarters information is recorded, preview rows are also filtered to this page’s location. Dataset totals and geographic summaries describe the full matched records before these preview filters.
Match quality: RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
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 displayed company carries at least one verified work email. RevenueBase tracks 3,629 professional contacts with verified work emails across the full matched dataset. 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 9, 2026. Lists refresh periodically as the graph is re-checked.
Record context: Company records and descriptions can change. Check the company's website for its current services and locations.

Frequently asked

What is RevenueBase SmartSearch?

RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “custom software development companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many custom software development companies are there based in Warsaw, Poland?

RevenueBase identified 383 company matches for custom software development companies associated with Warsaw, Poland as of September 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.

What is the largest company on this list?

Andersen LAB tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city in Poland has the most custom software development companies?

Warsaw leads Poland with 277 company records, followed by Krakow (82) and Wroclaw (80).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work limited free results with 500 credits to start. Upgrading provides access to the 3,629 professional contacts with verified work emails tracked across these 383 companies; direct dials are available where recorded.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 9, 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 SmartSearch, 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.