Company lists · Data refreshed November 2026

Top 11 Refinery testing services based in Dammam, Saudi Arabia

RevenueBase identified 25 company matches for refinery testing services associated with Dammam, Saudi Arabia as of November 2026 and tracks 1,193 professional contacts across them, including 86 with verified work emails. Across Saudi Arabia, Dammam is the largest hub for this category.

This list covers company matches for refinery testing services associated with Dammam, Saudi Arabia, 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
25Companies
1,193Contacts tracked
86Verified emails
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The 11 largest refinery testing services based in Dammam, Saudi Arabia

Ranked by team size
Top 11 of 25 company matches for refinery testing services based in Dammam, Saudi Arabia, 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 matchDammam, Saudi ArabiaHQ recorded Nov 6, 2026201-500120 contacts →

Exact match

“QI has grown organically to serve a wide range of industries, including Oil and Gas, Power Generation, Petrochemical, Automotive, Aviation, Railways, Marine, Ports and more.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchDammam, Saudi ArabiaHQ recorded Nov 6, 20261,001-5,00093 contacts →

Exact match

“NDT CCS stands as a beacon of excellence in Non-Destructive Testing and Inspection Services, with over four decades of unparalleled expertise.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchDammam, Saudi ArabiaHQ recorded Nov 6, 2026201-50071 contacts →

Exact match

“PWS is a company from Tariq A.H.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchDammam, Saudi ArabiaHQ recorded Nov 6, 202651-20063 contacts →

Exact match

“MT-Enterprises are offering calibration, Mechanical, Electrical, Bolting and Hydrotest services.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchDammam, Saudi ArabiaHQ recorded Nov 6, 202651-20044 contacts →

Exact match

“Technology Activation for Trading & Contracting Company (TATCO) is a closed joint stock company aimed to support oil, gas and petrochemical industries with the latest corrosion…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchDammam, Saudi ArabiaHQ recorded Nov 6, 2026201-50033 contacts →

Exact match

“Zeppeline Company Limited Industrial Services (ZIS) has been providing Nondestructive Testing, Inspection Services and Material Testing for the Refining and Petrochemical…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchDammam, Saudi ArabiaHQ recorded Nov 6, 202611-5025 contacts →

Exact match

“VESCO is a member of the Al YAMAMA group of companies, which offers Innovative Solution in the Field of Inspection, Testing, Calibration & Repair of Electrical & Electronics…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchDammam, Saudi ArabiaHQ recorded Nov 6, 202611-5024 contacts →

Exact match

“UIS Services offers technically sophisticated and customized technical solutions, by offering competencies in Inspection, Testing, Consulting, Calibration and Certification are…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchDammam, Saudi ArabiaHQ recorded Nov 6, 202611-5018 contacts →

Exact match

“ENGINEERING ZONE CO.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchDammam, Saudi ArabiaHQ recorded Nov 6, 202651-20012 contacts →

Exact match

“TECHNOCRAT INSPECTION, an approved vendor by SAUDI ARAMCO, boasts extensive expertise across various levels of inspection within Oil and Gas, Petrochemical, Refinery, Chemical…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchDammam, Saudi ArabiaHQ recorded Nov 6, 202611-5010 contacts →

Exact match

“We are an ISO 9001 Accredited Company.”

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

Showing 11 of 25 refinery testing services based in Dammam, Saudi Arabia

See the full list, filter by size, metro and specialty, and access 86 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Refinery testing services based in Dammam, Saudi Arabia at a glance

As of Nov 6, 2026
7.2%Verified-email coverage
47.7Average contacts per company
51-200Median size (employees)
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
2
11-50
7
51-200
8
201-500
6
1,001-5,000
1
5,001-10,000
1

Email recency for this list is measured across the whole Saudi Arabia list rather than for Dammam, so it is reported there. Company counts and contact totals on this page are exact for Dammam, over 25 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 Dammam, Saudi Arabia whose business descriptions match “refinery testing 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 86 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.

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 “refinery testing services”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many refinery testing services are there based in Dammam, Saudi Arabia?

RevenueBase identified 25 company matches for refinery testing services associated with Dammam, Saudi Arabia 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?

Saudi Industrial Inspection Services Co. QI tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city in Saudi Arabia has the most refinery testing services?

Dammam leads Saudi Arabia with 25 company records, followed by Riyadh (19) and Al Khobar (10).

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 86 professional contacts with verified work emails tracked across these 25 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.