Company lists · Data refreshed September 2026
Top 17 Site engineering companies based in Hungary
RevenueBase identified 63 site engineering companies headquartered in Hungary as of September 2026 and tracks 619 professional contacts across them, including 187 with verified work emails. Budapest is the largest hub.
This list covers site engineering companies headquartered in Hungary, 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 18, 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 17 largest site engineering companies based in Hungary
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 138 contacts → | ||||
Partial evidence “More than 35 years of engineering experience, extensive professional knowledge, service excellence, cost efficiency, reliability and dynamism – this is Óbuda Group.” Source: RevenueBase Database · checked Sep 18, 2026Thanks. The Data Team will review it. | |||||
| 2 | 104 contacts → | ||||
Partial evidence “History Hungary’s leading engineering company has been delivering solutions with a holistic approach, complex vision and innovative technological background since 2012.” Source: RevenueBase Database · checked Sep 18, 2026Thanks. The Data Team will review it. | |||||
| 3 | 61 contacts → | ||||
Partial evidence “Főmterv was established in 1950 and has successfully combined the values of many years of experience and engineering tradition with the ability of continuous technical renewal and…” Source: RevenueBase Database · checked Sep 18, 2026Thanks. The Data Team will review it. | |||||
| 4 | 44 contacts → | ||||
Partial evidence “UTIBER is a key player on the transport infrastructure development market, providing design and engineering services for the Hungarian civil engineering sector.” Source: RevenueBase Database · checked Sep 18, 2026Thanks. The Data Team will review it. | |||||
| 5 | 30 contacts → | ||||
Indirect evidence “We are a complex infrastructure planning and design firm with relevant references in large scale design projects and extensive capacities in bridge and structural design…” Source: RevenueBase Database · checked Sep 18, 2026Thanks. The Data Team will review it. | |||||
| 6 | 17 contacts → | ||||
Indirect evidence Source: RevenueBase Database · checked Sep 18, 2026Thanks. The Data Team will review it. | |||||
| 7 | 15 contacts → | ||||
Strong evidence “Fields of activity: • architectural, structural engineering and complex design services • designer site supervision • expertise and consulting in architecture and structures •…” Source: RevenueBase Database · checked Sep 18, 2026Thanks. The Data Team will review it. | |||||
| 8 | 14 contacts → | ||||
Partial evidence “At ARC-S Group our objective is to provide engineering services beyond expectation to clients who themselves aim for excellence in their undertakings in engineering and the…” Source: RevenueBase Database · checked Sep 18, 2026Thanks. The Data Team will review it. | |||||
| 9 | 10 contacts → | ||||
Partial evidence “OMES Engineering Services Ltd was founded in 2019 with the goal to provide professional engineering services to its partners.” Source: RevenueBase Database · checked Sep 18, 2026Thanks. The Data Team will review it. | |||||
| 10 | 5 contacts → | ||||
Indirect evidence “A Dózer-Ép Kft.” Source: RevenueBase Database · checked Sep 18, 2026Thanks. The Data Team will review it. | |||||
| 11 | 5 contacts → | ||||
Indirect evidence “A RODEN Mérnöki Iroda Kft.” Source: RevenueBase Database · checked Sep 18, 2026Thanks. The Data Team will review it. | |||||
| 12 | 4 contacts → | ||||
Partial evidence “Mikroline Engineering and Services Limited Liability Company has been operating as a small business since its establishment in 1997.” Source: RevenueBase Database · checked Sep 18, 2026Thanks. The Data Team will review it. | |||||
| 13 | 3 contacts → | ||||
Partial evidence “VÍZKÖRTERV was established in 1997 and has successfully combined the values of many years of experience and engineering tradition with the ability of continuous technical renewal…” Source: RevenueBase Database · checked Sep 18, 2026Thanks. The Data Team will review it. | |||||
| 14 | 2 contacts → | ||||
Indirect evidence “KÖMI Ltd.” Source: RevenueBase Database · checked Sep 18, 2026Thanks. The Data Team will review it. | |||||
| 15 | 2 contacts → | ||||
Partial evidence “Architectural Design Project Management Construction Engineering Inspection” Source: RevenueBase Database · checked Sep 18, 2026Thanks. The Data Team will review it. | |||||
| 16 | 2 contacts → | ||||
Partial evidence “Design, consultancy, engineering, permitting, project management, technical supervision services for industrial and commercial construction projects- Founded in 2006 with decades…” Source: RevenueBase Database · checked Sep 18, 2026Thanks. The Data Team will review it. | |||||
| 17 | 1 contacts → | ||||
Indirect evidence Source: RevenueBase Database · checked Sep 18, 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: site engineering companies. 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 site engineering companies.
- Partial evidence
- Its own public description names part of site engineering companies, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name site engineering companies. 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 17 of 63 site engineering companies based in Hungary
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Site engineering companies based in Hungary at a glance
As of Sep 18, 2026Companies by employee count
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 63 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 site engineering companies, 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 Hungary whose own description of what they do matches “site engineering companies”. 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 site engineering companies), 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 site engineering companies, and records with no verified work email. Companies headquartered outside Hungary 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, 187 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 18, 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.
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 site engineering companies, 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 site engineering companies are there based in Hungary?
RevenueBase identified 63 site engineering companies headquartered in Hungary 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?
Óbuda Group, headquartered in Hungary, tops this list with the largest team on record.
Which city has the most site engineering companies?
Budapest leads with 16 headquartered companies, followed by Kecskemet (3) and Debrecen (2).
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 187 verified decision-maker contacts tracked across these 63 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 18, 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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