Company lists · Data refreshed September 2026
Top 25 Computer system integrators based in Ukraine
RevenueBase identified 101 computer system integrators headquartered in Ukraine as of September 2026 and tracks 1,669 professional contacts across them, including 248 with verified work emails. Kiev is the largest hub.
This list covers computer system integrators headquartered in Ukraine, 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 19, 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 computer system integrators based in Ukraine
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 180 contacts → | ||||
Indirect evidence “Провідний інтегратор України в автоматизації бізнес-процесів в роздрібній торгівлі та логістиці.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 2 | 104 contacts → | ||||
Strong evidence “IT-Integrator Company has been working on the Ukrainian System Integration market since Focusing its activities on innovation technologies, Company offers its customers the best…” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 3 | 100 contacts → | ||||
Indirect evidence “Компания "ProNET" является одним из ведущих системных интеграторов Украины.Основные направления деятельности- Проектирование и построение сервис-ориентированной ИТ-инфраструктуры-…” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 4 | 86 contacts → | ||||
Indirect evidence “As your local business partner, OSIS can deliver a broad range of technology solutions that work together to support the business you have today, and the business you want in the…” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 5 | 82 contacts → | ||||
Indirect evidence “SI BIS Company implements complex projects for the creation of modern communicational infrastructure, based on principles of IT and business solutions integration.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 6 | 65 contacts → | ||||
Strong evidence “Seeton is a leading systems integrator that helps businesses transform their processes through automation and the integration of cutting-edge technologies.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 7 | 59 contacts → | ||||
Indirect evidence “Wise IT is a leading provider of comprehensive IT solutions for businesses.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 8 | 45 contacts → | ||||
Strong evidence “The leading system integrator in the market of professional video equipment in Ukraine.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 9 | 42 contacts → | ||||
Indirect evidence “Founded in 2015 in Ukraine, with a representative office in Estonia, Diya has grown into a global IT solutions provider and a proud part of Euvic Group.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 10 | 42 contacts → | ||||
Partial evidence “INTRASYSTEMS is a team of talented experts engaged in the field of system integration and top-professional implementation of innovative IT projects of various degrees of…” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 11 | 42 contacts → | ||||
Indirect evidence “Spilna Sprava was founded in 90-th by the group of individuals who decided to create their proprietary business after leaving Flextronix Ukraine and Atomic Dog Publishing in the…” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 12 | 35 contacts → | ||||
Strong evidence “ALESTA is a modern system integrator that works for your successful future.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 13 | 32 contacts → | ||||
Indirect evidence “AMI has been working on the IT market for over 18 years and is currently one of the largest solution providers in Ukraine.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 14 | 31 contacts → | ||||
Strong evidence “LEATER company is a system integrator of high-tech AV & IT systems and complex security systems.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 15 | 29 contacts → | ||||
Indirect evidence “Lantec, один з провідних системних інтеграторів і постачальників апаратного і програмного забезпечення в Україні.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 16 | 26 contacts → | ||||
Strong evidence “Integrity Systems is one of leading Ukranian system integrators in commercial market segment.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 17 | 25 contacts → | ||||
Strong evidence “Sklad Service – system integrator of complex solutions for warehouse logistics, manufacturers and retail- Optimization of operational processes in warehouses, production, trade -…” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 18 | 17 contacts → | ||||
Indirect evidence “Діяльність компанії ITIS базується на принципах партнерства та інноваційності.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 19 | 14 contacts → | ||||
Indirect evidence “WM GROUP спеціалізується на наданні консалтингових послуг зі створення інформаційних систем: проєктування, впровадження та технологічний супровід.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 20 | 12 contacts → | ||||
Indirect evidence Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 21 | 12 contacts → | ||||
Indirect evidence “Winncom Technologies - архітектори системної інтеграції.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 22 | 8 contacts → | ||||
Strong evidence “Network security solution system integrator.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 23 | 8 contacts → | ||||
Partial evidence “The Corside Group provides a complete cycle of information systems development.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 24 | 8 contacts → | ||||
Indirect evidence “ТОВ «ПроНгруп», офіційний дистриб’ютор промислового обладнання Siemens, WEIDMUELLER, Rittal в Україні, а також офіційний авторизований партнер ДП «Сіменс Україна» та провідний…” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 25 | 7 contacts → | ||||
Indirect evidence “Компанія AMIND - cистемний інтегратор комплексних ІТ-рішень з досвідом роботи понад 10 років.” Source: RevenueBase Database · checked Sep 19, 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: computer system integrators. 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 computer system integrators.
- Partial evidence
- Its own public description names part of computer system integrators, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name computer system integrators. 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 101 computer system integrators based in Ukraine
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Computer system integrators based in Ukraine at a glance
As of Sep 19, 2026Companies by employee count
Email recency for this list is measured worldwide rather than for Ukraine, so it is reported there. Company counts and contact totals on this page are exact for Ukraine, over 101 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 computer system integrators, 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 Ukraine whose own description of what they do matches “computer system integrators”. 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 computer system integrators), 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 computer system integrators, and records with no verified work email. Companies headquartered outside Ukraine 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, 248 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 19, 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.
Computer system integrators by metro
- Computer system integrators in Kiev26
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 computer system integrators, 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 computer system integrators are there based in Ukraine?
RevenueBase identified 101 computer system integrators headquartered in Ukraine 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?
Systemgroup, headquartered in Kiev, tops this list with the largest team on record.
Which city has the most computer system integrators?
Kiev leads with 26 headquartered companies, followed by Kyiv (21) and Kiyiv (9).
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 248 verified decision-maker contacts tracked across these 101 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 19, 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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