Company lists · Data refreshed November 2026

Top 22 Onshore engineering procurement and construction services based in Qatar

RevenueBase identified 199 company matches for onshore engineering procurement and construction services associated with Qatar as of November 2026 and tracks 23,235 professional contacts across them, including 2,616 with verified work emails. Doha is the largest hub.

This list covers company matches for onshore engineering procurement and construction services associated with Qatar, 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
199Companies
23,235Contacts tracked
2,616Verified emails
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The 22 largest onshore engineering procurement and construction services based in Qatar

Ranked by team size
Top 22 of 199 company matches for onshore engineering procurement and construction services based in Qatar, 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 matchRas Laffan Industrial City (rlic), QatarHQ recorded Nov 6, 20265,001-10,0002,486 contacts →

Exact match

“Qatar Engineering & Construction Company (Qcon) is the leading National EPC & Maintenance Contractor in the Oil & Gas, Petrochemical, Fertilizer and Power industries.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchDoha, QatarHQ recorded Nov 6, 20261,001-5,0001,725 contacts →

Exact match

“Founded in 1981, DOPET is one of Qatar’s leading companies undertaking EPIC projects.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchDoha, QatarHQ recorded Nov 6, 20265,001-10,0001,269 contacts →

Exact match

“AlJaber Engineering is a Leading Qatari General Contractor established in 1995, with Extensive experience and proven track records in successfully implementing turnkey projects in…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchDoha, QatarHQ recorded Nov 6, 20261,001-5,0001,223 contacts →

Exact match

“MADINA GROUP comprises of 5 standalone companies- Madina Group W.L.L, Qatar International Safety Centre, Qatar Inspection Services, Severn Glocon Qatar and Madina Oryx Engineering…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchDoha, QatarHQ recorded Nov 6, 20261,001-5,0001,180 contacts →

Exact match

“Medgulf Construction Company ( W.L.L.) is wholly owned Qatari Company established in September 1975.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchRas Laffan Industrial City, QatarHQ recorded Nov 6, 20261,001-5,0001,033 contacts →

Exact match

“Qatar Shipyard Technology Solutions, an award-winning shipyard was inaugurated on 23 November 2010 as part of the Erhama Bin Jaber Al Jalahma Shipyard complex.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchDoha, QatarHQ recorded Nov 6, 20261,001-5,000772 contacts →

Exact match

“PETROSERV Oil & Gas is an ISO 9001: 2015, ISO 14001: 2015 and OHSAS 45001: 2018 certified Company that offers a diverse range of engineering and construction services in the Oil…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchLusail, QatarHQ recorded Nov 6, 20265,001-10,000605 contacts →

Exact match

“InfraRoad was established to cater for the growing demand in the infrastructure sector in Qatar.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchDoha, QatarHQ recorded Nov 6, 20261,001-5,000496 contacts →

Exact match

“Construction is CDC's core competence.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchLusail, QatarHQ recorded Nov 6, 2026501-1,000495 contacts →

Exact match

“Roots Energy And Engineering Services is a Qatar-based EPC contractor specializing in the energy sector, delivering engineering, procurement, construction, and maintenance…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchDoha, QatarHQ recorded Nov 6, 20261,001-5,000418 contacts →

Exact match

“Black Cat Engineering & Construction WLL (BCEC) has been serving the industry in Qatar for three decades.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchLusail, QatarHQ recorded Nov 6, 20261,001-5,000221 contacts →

Exact match

“Tadmur Contracting is a subsidiary of Tadmur Holding, a large-scale EPC construction contractor with more than three decades of involvement in the Qatari market.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchFereej Al Manseer, QatarHQ recorded Nov 6, 20261,001-5,000185 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchDoha, QatarHQ recorded Nov 6, 202651-200162 contacts →

Exact match

“Founded in 1911, SNC-Lavalin is one of the leading engineering and construction groups in the world and a major player in the ownership of infrastructure.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchDoha, QatarHQ recorded Nov 6, 2026501-1,000151 contacts →

Exact match

“DEBAJ Industrial Services WLL (DEBAJ) was established in 2003 as Joint Venture Between Deutche Babcok, Germany & Al Jaber Company to serve the rapidly growing demand for technical…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchAl Dafna, QatarHQ recorded Nov 6, 2026501-1,000143 contacts →

Exact match

“Bin Omran Trading and Telecommunications has over thirty years experience in enabling their customers to succeed in their strategic goals, investing in resources that deliver…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchDoha, QatarHQ recorded Nov 6, 2026501-1,000135 contacts →

Exact match

“Having years of successful cooperation between Arabian Bemco Contracting Co.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchDoha, QatarHQ recorded Nov 6, 2026201-500126 contacts →

Exact match

“ENERGYPLUS is a Leading Multi-Disciplinary and Oil & Gas Integrated Service Provider offers Multi Trade Professional, Innovative and Cost Effective Solutions in Construction…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchAl Doha, QatarHQ recorded Nov 6, 20261,001-5,000105 contacts →

Exact match

“DIGITAL ENERGY is providing the following services related to Energy, Infrastructures, Industries, and Oil & Gas Project/Sectors, Hospitals, Data centers.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchBarwa, QatarHQ recorded Nov 6, 2026501-1,000102 contacts →

Exact match

“Omega Engineering WLL is one of the fast emerging, multi-disciplined engineering, contracting and construction company in the State of Qatar.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchDoha, QatarHQ recorded Nov 6, 2026501-1,000101 contacts →

Exact match

“AL-AALI INTERNATIONAL Is settled on firm foundation: good management, integrity and honesty and rewarded by trust of clients.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchDoha, QatarHQ recorded Nov 6, 2026201-50091 contacts →

Exact match

“IRM ENERGY AND TECHNOLOGY SERVICES is a leading supplier of engineering services, technologies and products to the energy and marine industry in Qatar; specialising in Production…”

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

Showing 22 of 199 onshore engineering procurement and construction services based in Qatar

See the full list, filter by size, metro and specialty, and access 2,616 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Onshore engineering procurement and construction services based in Qatar at a glance

As of Nov 6, 2026
11.3%Verified-email coverage
116.8Average contacts per company
201-500Median size (employees)
57.8%Largest-city concentration · Doha
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
11
11-50
50
51-200
34
201-500
45
501-1,000
21
1,001-5,000
30
5,001-10,000
6
10001+
1

Email recency for this list is measured worldwide rather than for Qatar, so it is reported there. Company counts and contact totals on this page are exact for Qatar, over 199 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 Qatar whose business descriptions match “onshore engineering procurement and construction services” 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 2,616 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.

Onshore engineering procurement and construction services 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 “onshore engineering procurement and construction services”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many onshore engineering procurement and construction services are there based in Qatar?

RevenueBase identified 199 company matches for onshore engineering procurement and construction services associated with Qatar 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?

Qatar Engineering & Construction Company W.L.L tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most onshore engineering procurement and construction services?

Doha leads with 115 company records, followed by Doha Qatar (14) and Doha, Qatar (12).

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 2,616 professional contacts with verified work emails tracked across these 199 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.