Company lists · Data refreshed November 2026

Top 25 Infrastructure contractors based in Romania

RevenueBase identified 411 company matches for infrastructure contractors associated with Romania as of November 2026 and tracks 10,460 professional contacts across them, including 2,109 with verified work emails. Bucharest is the largest hub.

This list covers company matches for infrastructure contractors associated with Romania, 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
411Companies
10,460Contacts tracked
2,109Verified emails
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The 25 largest infrastructure contractors based in Romania

Ranked by team size
Top 25 of 411 company matches for infrastructure contractors based in Romania, 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 matchBucharest, RomaniaHQ recorded Nov 6, 20261,001-5,000499 contacts →

Exact match

“PORR Construct S.R.L.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchBucharest, RomaniaHQ recorded Nov 6, 20261,001-5,000491 contacts →

Exact match

“Synergy is a leading general contracting company, operating across Europe providing sustainable design and build services.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchSector 1, RomaniaHQ recorded Nov 6, 2026501-1,000273 contacts →

Exact match

“CRH (NYSE: CRH, LSE: CRH) is the leading provider of building materials solutions that build, connect and improve our world.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchSectorul 1, RomaniaHQ recorded Nov 6, 20261,001-5,000269 contacts →

Exact match

“Concelex is THE integrated infrastructure company.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchBucharest, RomaniaHQ recorded Nov 6, 2026501-1,000178 contacts →

Exact match

“SOMACO - Construim pentru oameni și planetă.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchBucharest, RomaniaHQ recorded Nov 6, 2026501-1,000161 contacts →

Exact match

“TIAB, the solution in installations of VINCI Energies, is a system integrator for electrical and mechanical solutions and services.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchBrazi, RomaniaHQ recorded Nov 6, 20261,001-5,000118 contacts →

Exact match

“J.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchBucharest, RomaniaHQ recorded Nov 6, 2026201-500105 contacts →

Exact match

“Companie cu capital integral privat romanesc.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchSector 1, RomaniaHQ recorded Nov 6, 20261,001-5,00097 contacts →

Exact match

“In today's world, technology is king, yet it runs on infrastructure.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchBucharest, RomaniaHQ recorded Nov 6, 202651-20080 contacts →

Exact match

“Tecnic Consulting Engineering, a proud member of RCI Holding, has been delivering engineering excellence across Eastern Europe since 2007.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchNegoiești, RomaniaHQ recorded Nov 6, 202651-20077 contacts →

Exact match

“Top manufacturer in heavy precast concrete elements, part of CRH Group in Romania together with Bauelemente, Romcim, Elpreco, Sapphire Energy and Tehnoworld.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchBucharest, RomaniaHQ recorded Nov 6, 202651-20075 contacts →

Exact match

“SEARCH CORPORATION is one of the leading Romanian engineering companies, providing services of planning, design and consultancy for public administration authorities and private…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchSector 1, RomaniaHQ recorded Nov 6, 202651-20073 contacts →

Exact match

“At MRS CONSTRUCT, we are dedicated to providing integrated construction solutions across the entire nation, standing out through our technical expertise.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchBucharest, RomaniaHQ recorded Nov 6, 202651-20073 contacts →

Exact match

“BEYOND THE DETAILS BTDConstruct & Ambient is a 100% Romanian company, established in 2013, which operates in the field of general constructions and public works.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchBucharest, RomaniaHQ recorded Nov 6, 20265,001-10,00072 contacts →

Exact match

“GÜLERMAK este un antreprenor internațional de top in domeniul EPC, cunoscut pentru reputația și profesionalismul său.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchSector 1, RomaniaHQ recorded Nov 6, 2026501-1,00071 contacts →

Exact match

“IREM GENERAL CONTRACTOR is a world leading construction company working in the OIL & GAS sector, specialized in Piping and Mechanical Works, Civil works, Electrical and…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchCluj-napoca, RomaniaHQ recorded Nov 6, 202651-20067 contacts →

Exact match

“KÉSZ Romania is one of the leading companies in the Romania construction market.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchBraşov, RomaniaHQ recorded Nov 6, 202651-20062 contacts →

Exact match

“Companie privata cu o vastă experienta în domeniul constructiilor, având competenţe avansate si un portofoliu consistent format din construcţii civile, comerciale şi de energie…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchPloiesti, RomaniaHQ recorded Nov 6, 2026201-50062 contacts →

Exact match

“HABAU Romania is part of the family HABAU GROUP, an international full-service provider in the areas of building construction, civil engineering, precast construction, underground…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchSector 2, RomaniaHQ recorded Nov 6, 2026201-50058 contacts →

Exact match

“In 2005, a team of young engineers from the field of energy, establishes ELEKTRA INVEST.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchPopeşti-leordeni, RomaniaHQ recorded Nov 6, 2026201-50050 contacts →

Exact match

“High-Tech Clima is a construction company that provides HVAC, plumbing, sprinkler systems, electrical works and BMS Services and acts as a self-performing M&E.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchOtopeni, RomaniaHQ recorded Nov 6, 202651-20046 contacts →

Exact match

“Terra Gaz Construct si-a inceput activitatea in 1998.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchBrătuleni, RomaniaHQ recorded Nov 6, 202651-20046 contacts →

Exact match

“AVINCI teams are specialised in the design, construction and installation of metallic or prefabricated concrete structures, metallic cladding and metallic closures.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchBucharest, RomaniaHQ recorded Nov 6, 202651-20040 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchTimisoara, RomaniaHQ recorded Nov 6, 202651-20035 contacts →

Exact match

“Suntem un partener complet în proiecte complexe de instalații industriale și civile Experiența vastă acumulată în numeroasele proiecte pe care le-am implementat ne-a adus renumele…”

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

Showing 25 of 411 infrastructure contractors based in Romania

See the full list, filter by size, metro and specialty, and access 2,109 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Infrastructure contractors based in Romania at a glance

As of Nov 6, 2026
20.2%Verified-email coverage
25.5Average contacts per company
11-50Median size (employees)
28.2%Largest-city concentration · Bucharest
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
109
11-50
104
51-200
125
201-500
36
501-1,000
18
1,001-5,000
13
5,001-10,000
1
10001+
2

Email recency for this list is measured worldwide rather than for Romania, so it is reported there. Company counts and contact totals on this page are exact for Romania, over 411 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 Romania whose business descriptions match “infrastructure contractors” 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 2,109 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.

Infrastructure contractors 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 “infrastructure contractors”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many infrastructure contractors are there based in Romania?

RevenueBase identified 411 company matches for infrastructure contractors associated with Romania 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?

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

Which city has the most infrastructure contractors?

Bucharest leads with 116 company records, followed by Cluj-Napoca (25) and Iasi (18).

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 2,109 professional contacts with verified work emails tracked across these 411 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.