Company lists · Data refreshed November 2026

Top 22 Process plant engineering and construction companies based in Riyadh, Saudi Arabia

RevenueBase identified 170 company matches for process plant engineering and construction companies associated with Riyadh, Saudi Arabia as of November 2026 and tracks 9,668 professional contacts across them, including 1,490 with verified work emails. Across Saudi Arabia, Riyadh is the largest hub for this category.

This list covers company matches for process plant engineering and construction companies associated with Riyadh, 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
170Companies
9,668Contacts tracked
1,490Verified emails
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The 22 largest process plant engineering and construction companies based in Riyadh, Saudi Arabia

Ranked by team size
Top 22 of 170 company matches for process plant engineering and construction companies based in Riyadh, 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 matchRiyadh, Saudi ArabiaHQ recorded Nov 6, 202610001+1,218 contacts →

Exact match

“BEC Arabia has emerged as one of the construction industry’s leading players.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchRiyadh, Saudi ArabiaHQ recorded Nov 6, 20261,001-5,0001,156 contacts →

Exact match

“Zuhair Fayez stands as the region's foremost engineering and consulting firm, renowned for our innovative approach in architecture, project management, and oil and gas services.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchRiyadh, Saudi ArabiaHQ recorded Nov 6, 202610001+736 contacts →

Exact match

“Mohammed Ali Al swailem Group (MASCO) is a general contractor specialized in different field of construction that range from infrastructure to building, water, environmental and…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchRiyadh, Saudi ArabiaHQ recorded Nov 6, 2026501-1,000268 contacts →

Exact match

“We have started by a constant persistence and a hectic race to achieve advanced positions in the field of contracting, we have gone through all the stages, we have passed the…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchRiyadh, Saudi ArabiaHQ recorded Nov 6, 20265,001-10,000252 contacts →

Exact match

“Al Rajhi Building and Construction Established in 1991 | Classified as a Grade 1 Contractor Our Services & Capabilities Al Rajhi Building and Construction is a leader in the…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchRiyadh, Saudi ArabiaHQ recorded Nov 6, 20265,001-10,000206 contacts →

Exact match

“Assad Said For Contracting Co, Ltd.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchRiyadh, Saudi ArabiaHQ recorded Nov 6, 2026501-1,000182 contacts →

Exact match

“SAMA’s humble beginning was in the year 1990.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchRiyadh, Saudi ArabiaHQ recorded Nov 6, 2026501-1,000168 contacts →

Exact match

“Mfaheem Al Emar one of the largest construction and engineering firms in Saudi Arabia, where the company offers a variety of services to its clients, such as construction, design…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchRiyadh, Saudi ArabiaHQ recorded Nov 6, 2026501-1,000168 contacts →

Exact match

“Raissy Co.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchRiyadh, Saudi ArabiaHQ recorded Nov 6, 2026501-1,000166 contacts →

Exact match

“Saudi Tumpane carries out public infrastructure and electro-mechanical works in Saudi Arabia.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchRiyadh, Saudi ArabiaHQ recorded Nov 6, 2026501-1,000100 contacts →

Exact match

“Our mission is to contribute to the contracting sector through following all the international standards of engineering and construction to develop this sector according to the…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchRiyadh, Saudi ArabiaHQ recorded Nov 6, 202651-20091 contacts →

Exact match

“Holy Rock and Green Flag Company is a leading Saudi company in the field of engineering consulting and contracting.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchRiyadh, Saudi ArabiaHQ recorded Nov 6, 2026201-50064 contacts →

Exact match

“Khamis Al-Sharjah Contracting Co.(KSC) is a premier construction firm in Saudi Arabia, offering comprehensive turnkey solutions.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchRiyadh, Saudi ArabiaHQ recorded Nov 6, 20261,001-5,00061 contacts →

Exact match

“28+ Years of Excellence | 147+ Professionals | Riyadh-Based, Kingdom-Wide Al-Hada Contracting Company Limited (Est.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchRiyadh, Saudi ArabiaHQ recorded Nov 6, 20261,001-5,00060 contacts →

Exact match

“Al Mashrik Company, found in 1975, 100% Saudi owned company SR20, fully paid capital and a reserve of SR Al Mashrik is strategically based in Riyadh and considered one the leading…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchRiyadh, Saudi ArabiaHQ recorded Nov 6, 2026201-50049 contacts →

Exact match

“At PPCO, we seize this opportunity to express our truthful apprecia- tion and gratitude for your esteemed company.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchRiyadh, Saudi ArabiaHQ recorded Nov 6, 202651-20032 contacts →

Exact match

“From the First Shovel in the Ground to the Final Touch of Luxury, We Deliver Construction as One Harmonized Masterpiece.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchRiyadh, Saudi ArabiaHQ recorded Nov 6, 202651-20027 contacts →

Exact match

“RUK Construction Company is a construction company based out of RUK Construction Company Building, Riyadh, Riyadh, Saudi Arabia.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchRiyadh, Saudi ArabiaHQ recorded Nov 6, 2026201-50024 contacts →

Exact match

“Since our inception in January 2013, Al-Mutamakkinah Al-Arabiyyah for Trading and Contracting has been committed to attracting skilled professionals in the construction and…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchRiyadh, Saudi ArabiaHQ recorded Nov 6, 2026201-50021 contacts →

Exact match

“In response to the rising demand for quality architectural and engineering services in the late 70s, East Consulting Engineering Company (ECEC) has been established in the year…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchRiyadh, Saudi ArabiaHQ recorded Nov 6, 202651-20018 contacts →

Exact match

“Since it was formed Gulf skylines.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchRiyadh, Saudi ArabiaHQ recorded Nov 6, 202611-5017 contacts →

Exact match

“مكتب الابعاد القياسية للإستشارات الهندسية هو مؤسسة متعددة الأعمال الهندسية متخصصة في تقديم خدمات الاستشارات الهندسية في مجالات التخطيط التصميم المعماري التصميم الداخلي إدارة…”

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

Showing 22 of 170 process plant engineering and construction companies based in Riyadh, Saudi Arabia

See the full list, filter by size, metro and specialty, and access 1,490 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Process plant engineering and construction companies based in Riyadh, Saudi Arabia at a glance

As of Nov 6, 2026
15.4%Verified-email coverage
56.9Average contacts per company
51-200Median size (employees)
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
9
11-50
41
51-200
50
201-500
28
501-1,000
20
1,001-5,000
14
5,001-10,000
4
10001+
4

Email recency for this list is measured across the whole Saudi Arabia list rather than for Riyadh, so it is reported there. Company counts and contact totals on this page are exact for Riyadh, over 170 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 Riyadh, Saudi Arabia whose business descriptions match “process plant engineering and construction companies” 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 1,490 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 “process plant engineering and construction companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many process plant engineering and construction companies are there based in Riyadh, Saudi Arabia?

RevenueBase identified 170 company matches for process plant engineering and construction companies associated with Riyadh, 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?

BEC Arabia 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 process plant engineering and construction companies?

Riyadh leads Saudi Arabia with 170 company records, followed by Dammam (78) and Al Khobar (48).

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 1,490 professional contacts with verified work emails tracked across these 170 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.