Company lists · Data refreshed September 2026

Top 25 Legacy system modernization based in Hungary

RevenueBase identified 58 company matches for legacy system modernization associated with Hungary as of September 2026 and tracks 685 professional contacts across them, including 285 with verified work emails. Budapest is the largest hub.

This list covers company matches for legacy system modernization associated with Hungary, 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 20, 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 20, 2026 How this list was built
58Companies
685Contacts tracked
285Verified emails
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The 25 largest legacy system modernization based in Hungary

Ranked by team size
Top 25 of 58 company matches for legacy system modernization based in Hungary, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 20, 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.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchBudapest, HungaryHQ recorded Sep 20, 202611-5054 contacts →

Exact match

“Areus Plc, founded in 1997, is a systems integrator specialising in sophisticated, high-quality and yet cost-efficient IT solutions.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
2Exact matchBudapest, HungaryHQ recorded Sep 20, 202651-20043 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
3Exact matchBudapest, HungaryHQ recorded Sep 20, 2026201-50042 contacts →

Exact match

“Sonrisa International Inc.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
4Exact matchBudapest, HungaryHQ recorded Sep 20, 202611-5039 contacts →

Exact match

“Fast-growing IT company •With 30 experts and with an extensive ecosystem of additional ~100 professionals •Providing consulting, software development and system integration…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
5Exact matchBudapest, HungaryHQ recorded Sep 20, 202611-5039 contacts →

Exact match

“Our company started its activities in 2008, primarily with industry-specific business consulting and project management skills.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
6Exact matchBudapest, HungaryHQ recorded Sep 20, 202611-5029 contacts →

Exact match

“Cégünk működését 2022 decemberében új alapokra helyeztük, ennek eredményeként széles körű informatikai szolgáltatásokat kínálunk meglévő és új ügyfeleinknek.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
7Exact matchBudapest, HungaryHQ recorded Sep 20, 202651-20028 contacts →

Exact match

“We turn complex IT challenges into smart, scalable digital solutions with a touch of spice and experts who truly make an impact.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
8Exact matchBudapest, HungaryHQ recorded Sep 20, 202651-20021 contacts →

Exact match

“Csapatunk magasan képzett és több évtizedes tapasztalattal rendelkező, agilis hozzáállású IT- és fejlesztő csapattal, profi tech-szakértőkkel és pro-aktív projektvezetőkkel segíti…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
9Exact matchBudapest, HungaryHQ recorded Sep 20, 20261-1014 contacts →

Exact match

“Our secured environment is of utmost importance to Falcon, as well as the national and international security ratings like NATO AQAP2110, ISO 9001, ISO 27001 and National Security…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
10Exact matchBudapest, HungaryHQ recorded Sep 20, 202611-5013 contacts →

Exact match

“Spirity Enterprise is a global IT consulting and cybersecurity firm, committed to delivering cutting-edge solutions that empower businesses to thrive securely and efficiently in…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
11Exact matchDebrecen, HungaryHQ recorded Sep 20, 202611-508 contacts →

Exact match

“We support the development, operation, security and investment objectives of our clients to ensure that IT is closely aligned with business process needs and organisational goals.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
12Exact matchBudapest, HungaryHQ recorded Sep 20, 20261-108 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
13Exact matchBudapest, HungaryHQ recorded Sep 20, 202611-507 contacts →

Exact match

“In our world of information technology solutions for a multitude of tasks to facilitate are available.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
14Exact matchBudapest, HungaryHQ recorded Sep 20, 202611-507 contacts →

Exact match

“FrontX was established due to sectoral outsourcing by IT provider Frontside in late 2021.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
15Exact matchDebrecen, HungaryHQ recorded Sep 20, 20261-106 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
16Exact matchBudapest, HungaryHQ recorded Sep 20, 20261-104 contacts →

Exact match

“Since the foundation of Achron Informatika Kft.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
17Exact matchBudapest, HungaryHQ recorded Sep 20, 20261-104 contacts →

Exact match

“Több, mint 15 éve tervezünk és működtetünk KKV cégeknek, nagyvállalati szintű és megbízhatóságú, az adott cégre/ügyféligényre szabott informatikai rendszereket.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
18Exact matchBudapest, HungaryHQ recorded Sep 20, 20261-104 contacts →

Exact match

“Web Developement Company”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
19Exact matchBudapest, HungaryHQ recorded Sep 20, 202611-503 contacts →

Exact match

“A madeIT.hu Informatika Kft-t azzal a céllal hoztuk létre, hogy kiemelkedő szakmai színvonalon kínáljon megoldásokat üzleti ügyfeleink informatikai problémáira.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
20Exact matchBudapest, HungaryHQ recorded Sep 20, 202611-503 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
21Exact matchDunaszeg, HungaryHQ recorded Sep 20, 20261-103 contacts →

Exact match

“Fő tevékenységünk az informatikai rendszerek tervezése kiépítése és üzemeltetése.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
22Exact matchSzentendre, HungaryHQ recorded Sep 20, 20261-103 contacts →

Exact match

“Fiatalos, lendületes csapatunk az új korok gyorsan változó kihívásaira kínál megoldásokat.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
23Exact matchBudapest, HungaryHQ recorded Sep 20, 20261-103 contacts →

Exact match

“Az Antotech IT Solutions informatikai tanácsadó cég megoldásainak és szolgáltatásainak fő területei a felhő alapú üzleti megoldások, a belső védelem és az adatbiztonság, valamint…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
24Exact matchBudapest, HungaryHQ recorded Sep 20, 20261-103 contacts →

Exact match

“We offer a wide range of IT consultancy services and innovative solutions to assist our clients in their digital transformation and make their IT operation more powerful to…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
25Exact matchBudapest, HungaryHQ recorded Sep 20, 20261-102 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase

Showing 25 of 58 legacy system modernization based in Hungary

See the full list, filter by size, metro and specialty, and access 285 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Legacy system modernization based in Hungary at a glance

As of Sep 20, 2026
41.6%Verified-email coverage
11.8Average contacts per company
1-10Median size (employees)
63.8%Largest-city concentration · Budapest
Sep 20, 2026Page data refreshed

Companies by employee count

1-10
29
11-50
23
51-200
3
201-500
2

Email recency for this list is measured worldwide rather than for Hungary, so it is reported there. Company counts and contact totals on this page are exact for Hungary, over 58 companies.

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 Hungary whose business descriptions match “legacy system modernization” 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 285 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 20, 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 “legacy system modernization”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many legacy system modernization are there based in Hungary?

RevenueBase identified 58 company matches for legacy system modernization associated with Hungary 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?

Areus Infocommunication PLC tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most legacy system modernization?

Budapest leads with 37 company records, followed by Debrecen (3) and Dunaszeg (1).

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 285 professional contacts with verified work emails tracked across these 58 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 20, 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.