Company lists · Data refreshed September 2026
Top 24 Geological consulting services based in Saudi Arabia
RevenueBase identified 98 geological consulting services headquartered in Saudi Arabia as of September 2026 and tracks 2,923 professional contacts across them, including 469 with verified work emails. Riyadh is the largest hub.
This list covers geological consulting services headquartered in Saudi Arabia, 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 21, 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 24 largest geological consulting services based in Saudi Arabia
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 512 contacts → | ||||
Partial evidence “ARGAS, since its inception in 1966, was focused on developing Geological and Geophysical field solutions to further explore the earth’s Natural Resources.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 2 | 368 contacts → | ||||
Indirect evidence “Jac Rijk Al-Rushaid founded in 2012 as a Mining & Infrastructure professional services provider.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 3 | 359 contacts → | ||||
Indirect evidence “We are the world’s leading Geo-data specialist, collecting and analysing comprehensive information about the Earth and the structures built upon it.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 4 | 163 contacts → | ||||
Partial evidence “OEO is a 100 % Saudi engineering consulting office owned by Dr.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 5 | 149 contacts → | ||||
Indirect evidence “For over 25 years, Saudi Geophysical has been a global leader in subsurface services, delivering quality, cutting-edge technology, and the best manpower.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 6 | 121 contacts → | ||||
Indirect evidence “Al Haytham General Contracting has been established in Jeddah in 1990 (Hijri 1410).” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 7 | 80 contacts → | ||||
Indirect evidence “BECT is a House of Expertise, established in Egypt since 1989, ventured in KSA in 2006 as a limited liability partnership, founded by two partners, Prof.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 8 | 67 contacts → | ||||
Partial evidence “The Golden Compass is an independent international Consulting, Drilling, and Services practise providing focused advice and solutions, and services contracting to the earth…” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 9 | 63 contacts → | ||||
Indirect evidence “Specialist Structural and Geotechnical Engineering Contractors.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 10 | 63 contacts → | ||||
Indirect evidence “Gulf Consult was established in KSA – Khobar in the year 1981 as is an independent multidisciplinary consultancy organization to provide range of engineering, testing and…” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 11 | 58 contacts → | ||||
Indirect evidence “We are one of the companies within Al Mousa Group, a Saudi Arabian conglomerate with over 50 years of experience in the Saudi market.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 12 | 51 contacts → | ||||
Indirect evidence “A subsidiary of Aljoaib Holdings, GTC has a 24-year history of providing geotechnical engineering services to the Arabian Gulf.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 13 | 24 contacts → | ||||
Indirect evidence “GSCES Environmental is a part of Dr.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 14 | 22 contacts → | ||||
Partial evidence “Benan specializes in delivering quality analyses and results in geological studies, geophysical studies, geohazards research and study, geotechnical evaluations, geotechnical…” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 15 | 19 contacts → | ||||
Indirect evidence “Saudi Labs Ltd.(SLL), is one of the leading geotechnical engineering companies in the Kingdom of Saudi Arabia since 1982.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 16 | 18 contacts → | ||||
Partial evidence “Clean Environment Technologies (CET) is a reputed environmental consulting company established in 2005 by Al-Othman Holding Company, employing teams of experts with supreme levels…” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 17 | 18 contacts → | ||||
Indirect evidence “Overview Land Investigation Company of Laboratories is a company specialising in soil and geotechnical investigations, groundwater well drilling, mining exploration, geophysical…” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 18 | 13 contacts → | ||||
Indirect evidence “Utilities Survey Company ( UTS ), is a company at the leading edge of technology providing an entire range of services in the field of geophysics, geotechnical, hydrography, GIS…” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 19 | 13 contacts → | ||||
Indirect evidence “The Office of Eng.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 20 | 12 contacts → | ||||
Partial evidence “Wealth Economics Company for Mining () is committed to delivering world-class mining, drilling, exploration, and geological services through innovation, technical expertise, and…” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 21 | 8 contacts → | ||||
Indirect evidence “Special Environmental Projects (SEP) is a Saudi Arabian- based, privately owned environmental firm established in 2006, in Al-Khobar, Saudi Arabia.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 22 | 8 contacts → | ||||
Partial evidence “ARCHEAN, is a mineral exploration consultancy company, delivering high quality, professional and innovative geological services to the global mineral exploration industry.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 23 | 7 contacts → | ||||
Indirect evidence “Dar Engineering & Technology Services provides reliable, high-tech, and value-driven solutions helping in shaping the future of upstream core analysis, environmental and drilling…” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 24 | 3 contacts → | ||||
Indirect evidence “Talib Hamid Al-Shammary Gen.(TAS) was founded in as a 100% Saudi owned Establishment.” Source: RevenueBase Database · checked Sep 21, 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: geological consulting services. 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 geological consulting services.
- Partial evidence
- Its own public description names part of geological consulting services, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name geological consulting services. 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 24 of 98 geological consulting services based in Saudi Arabia
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Geological consulting services based in Saudi Arabia at a glance
As of Sep 21, 2026Companies by employee count
Email recency for this list is measured worldwide rather than for Saudi Arabia, so it is reported there. Company counts and contact totals on this page are exact for Saudi Arabia, over 98 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 geological consulting services, 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 Saudi Arabia whose own description of what they do matches “geological consulting services”. 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 geological consulting services), 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 geological consulting services, and records with no verified work email. Companies headquartered outside Saudi Arabia 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, 469 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 21, 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 geological consulting services, 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 geological consulting services are there based in Saudi Arabia?
RevenueBase identified 98 geological consulting services headquartered in Saudi Arabia 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?
ARGAS, headquartered in Al Qashlah Dhahran, tops this list with the largest team on record.
Which city has the most geological consulting services?
Riyadh leads with 24 headquartered companies, followed by Jeddah (11) and Dammam (7).
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 469 verified decision-maker contacts tracked across these 98 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 21, 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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