Company lists · Data refreshed November 2026

Top 21 Legacy system integration developers based in Hungary

RevenueBase identified 36 company matches for legacy system integration developers associated with Hungary as of November 2026 and tracks 731 professional contacts across them, including 242 with verified work emails. Budapest is the largest hub.

This list covers company matches for legacy system integration developers 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 November 6, 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 Nov 6, 2026 How this list was built
36Companies
731Contacts tracked
242Verified emails
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The 21 largest legacy system integration developers based in Hungary

Ranked by team size
Top 21 of 36 company matches for legacy system integration developers based in Hungary, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 6, 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 Nov 6, 202651-20061 contacts →

Exact match

“Since 1993 NETI IT Consulting Ltd.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchBudapest, HungaryHQ recorded Nov 6, 202651-20054 contacts →

Exact match

“A SmartX a pénzintézeti szektor számára szállított frontend, middleware és rendszerintegrációs kompetenciák tekintetében a hazai piac egyik meghatározó szereplője.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchBudapest, HungaryHQ recorded Nov 6, 202651-20054 contacts →

Exact match

“A 4DSoft Kft.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchBudapest, HungaryHQ recorded Nov 6, 202651-20043 contacts →

Exact match

“ITware is a premium software development company located in Budapest in the neighborhood of the Budapest University of Technology.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchBudapest, HungaryHQ recorded Nov 6, 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 · Nov 6, 2026 · View company records in RevenueBase
6Exact matchBudapest, HungaryHQ recorded Nov 6, 202611-5037 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 · Nov 6, 2026 · View company records in RevenueBase
7Exact matchBudapest, HungaryHQ recorded Nov 6, 202651-20030 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 · Nov 6, 2026 · View company records in RevenueBase
8Exact matchBudapest, HungaryHQ recorded Nov 6, 202651-20028 contacts →

Exact match

“At Atoll we deliver agility into Digital Transformations.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchBudapest, HungaryHQ recorded Nov 6, 20261-1023 contacts →

Exact match

“Wozavez is an information services technology company focusing on business technologies.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchBudapest, HungaryHQ recorded Nov 6, 2026201-50020 contacts →

Exact match

“Sonrisa International Inc.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchBudapest, HungaryHQ recorded Nov 6, 202611-5016 contacts →

Exact match

“Insiron Informatika is an independent, privately held company, providing tailor made solutions to its customers.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchBaja, HungaryHQ recorded Nov 6, 202611-5010 contacts →

Exact match

“Over the past decade, Evonit Consulting has become a trusted partner for businesses seeking digital transformation and streamline operations.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchBudaörs, HungaryHQ recorded Nov 6, 202611-508 contacts →

Exact match

“Data and application integration Rapid application development Automation Continuous presence”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchBudapest, HungaryHQ recorded Nov 6, 20261-107 contacts →

Exact match

“The purpose of information technology is to look into our future rather than arbitrarily using the world of numbers.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchJászberény, HungaryHQ recorded Nov 6, 202611-505 contacts →

Exact match

“Üdvözöljük az ADB-Pro Informatikai Kft.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchBudapest, HungaryHQ recorded Nov 6, 202611-505 contacts →

Exact match

“Printnet is a custom software solution provider based in Hungary.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchBudapest, HungaryHQ recorded Nov 6, 202611-503 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchBudapest, HungaryHQ recorded Nov 6, 20261-102 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchBudapest, HungaryHQ recorded Nov 6, 20261-102 contacts →

Exact match

“Web Developement Company”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchBudapest, HungaryHQ recorded Nov 6, 202611-501 contacts →

Exact match

“At weCan, we engineer excellence with our strong focus on critical applications and by providing full support on our clients’ digital transformation journey.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchBudapest, HungaryHQ recorded Nov 6, 20261-101 contacts →

Exact match

“A Stark Solution Kft.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase

Showing 21 of 36 legacy system integration developers based in Hungary

See the full list, filter by size, metro and specialty, and access 242 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Legacy system integration developers based in Hungary at a glance

As of Nov 6, 2026
33.1%Verified-email coverage
20.3Average contacts per company
11-50Median size (employees)
69.4%Largest-city concentration · Budapest
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
13
11-50
15
51-200
6
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 36 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 integration developers” 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 242 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 November 6, 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.

Legacy system integration developers by metro

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 integration developers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many legacy system integration developers are there based in Hungary?

RevenueBase identified 36 company matches for legacy system integration developers associated with Hungary as of November 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?

Neti IT Consulting LTD tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most legacy system integration developers?

Budapest leads with 25 company records, followed by Budaors (1) and Debrecen (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 242 professional contacts with verified work emails tracked across these 36 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 November 6, 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.