Company lists · Data refreshed September 2026
Top 23 Offshore engineering companies based in Qatar
RevenueBase identified 64 offshore engineering companies headquartered in Qatar as of September 2026 and tracks 6,892 professional contacts across them, including 574 with verified work emails. Doha is the largest hub.
This list covers offshore engineering companies headquartered in Qatar, 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 17, 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 23 largest offshore engineering companies based in Qatar
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 1,398 contacts → | ||||
Indirect evidence Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 2 | 1,108 contacts → | ||||
Partial evidence “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…” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 3 | 1,076 contacts → | ||||
Indirect evidence “Medgulf Construction Company ( W.L.L.) is wholly owned Qatari Company established in September 1975.” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 4 | 955 contacts → | ||||
Indirect evidence “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.” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 5 | 496 contacts → | ||||
Indirect evidence “Petroleum Technology Company W.L.L (Petrotec) is one of the largest providers of Engineered products and services to the energy industry in Qatar, specializing in key diverse…” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 6 | 401 contacts → | ||||
Partial evidence “Black Cat Engineering & Construction WLL (BCEC) has been serving the industry in Qatar for three decades.” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 7 | 332 contacts → | ||||
Partial evidence “Venture Gulf Engineering W.L.L,(VGE) a subsidiary of Al Nasr Holding Company W.L.L, focused its resources and services with the aim of providing service to the Oil & Gas…” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 8 | 97 contacts → | ||||
Indirect evidence “ENERGYPLUS is a Leading Multi-Disciplinary and Oil & Gas Integrated Service Provider offers Multi Trade Professional, Innovative and Cost Effective Solutions in Construction…” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 9 | 80 contacts → | ||||
Partial evidence “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…” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 10 | 63 contacts → | ||||
Partial evidence “DIME International Mechanical Engineering Co.” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 11 | 61 contacts → | ||||
Indirect evidence “Qatar Construction Technique Co WLL (QCTC) is one of the leading companies in the sector of specialized contracting services companies in the State of Qatar.” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 12 | 38 contacts → | ||||
Partial evidence “Ammico is a geotechnical specialist contracting company and specializes in foundation engineering and marine works.” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 13 | 28 contacts → | ||||
Partial evidence “Hot-Hed® International - trusted Offshore Service Provider for nearly 50 years, Wellhead Installation Specialists, Offshore Equipment Rentals, innovative Petroleum Industry…” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 14 | 27 contacts → | ||||
Partial evidence “IMC a special steel structure contractor in the world of engineering, fabrication, and construction in the GCC.” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 15 | 25 contacts → | ||||
Partial evidence “Sea Horizon Offshore Marine Services, follows through on the legacy of servicing the Offshore Oil and Gas industry throughout the Gulf region, with a legacy of more than 45 years.” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 16 | 20 contacts → | ||||
Partial evidence “We offer a flexible wide range of offshore services to major energy and renewable energy companies.” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 17 | 15 contacts → | ||||
Partial evidence “HALEYS Group Middle East established in 2013 to meet the increasing need for top-tier engineering support services in the Energy industry.” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 18 | 15 contacts → | ||||
Strong evidence “Since 1991, United International has been providing quality professional and comprehensive engineering and contracting services primarily to the offshore and marine industry.” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 19 | 15 contacts → | ||||
Indirect evidence Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 20 | 14 contacts → | ||||
Indirect evidence “Marine Construction” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 21 | 13 contacts → | ||||
Indirect evidence “Anchorage technical services WLL.” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 22 | 10 contacts → | ||||
Indirect evidence “Since its founding in 2005, ENERGY TEC has occupied a unique position in its field.” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 23 | 7 contacts → | ||||
Partial evidence “ServeGas is a Qatar-based engineering services company delivering high-performance solutions across the oil & gas, energy, petrochemical, marine, utilities, and manufacturing…” Source: RevenueBase Database · checked Sep 17, 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: offshore 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 offshore engineering companies.
- Partial evidence
- Its own public description names part of offshore engineering companies, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name offshore 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 23 of 64 offshore engineering companies based in Qatar
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Offshore engineering companies based in Qatar at a glance
As of Sep 17, 2026Companies by employee count
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 64 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 offshore 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 Qatar whose own description of what they do matches “offshore 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 offshore 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 offshore engineering companies, and records with no verified work email. Companies headquartered outside Qatar 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, 574 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 17, 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.
Offshore engineering companies by metro
- Offshore engineering companies in Doha40
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 offshore 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 offshore engineering companies are there based in Qatar?
RevenueBase identified 64 offshore engineering companies headquartered in Qatar 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?
Gulf Drilling International, headquartered in Doha, tops this list with the largest team on record.
Which city has the most offshore engineering companies?
Doha leads with 40 headquartered companies, followed by Doha, Qatar (6) and Doha Qatar (3).
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 574 verified decision-maker contacts tracked across these 64 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 17, 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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