Company lists · Data refreshed November 2026

Top 20 Building systems engineering companies based in Saudi Arabia

RevenueBase identified 548 company matches for building systems engineering companies associated with Saudi Arabia as of November 2026 and tracks 17,061 professional contacts across them, including 2,430 with verified work emails. Riyadh is the largest hub.

This list covers company matches for building systems engineering companies associated with 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
548Companies
17,061Contacts tracked
2,430Verified emails
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The 20 largest building systems engineering companies based in Saudi Arabia

Ranked by team size
Top 20 of 548 company matches for building systems engineering companies based in 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 matchJeddah, Saudi ArabiaHQ recorded Nov 6, 20265,001-10,0001,905 contacts →

Exact match

“First Fix is a local market dealer delivering world class projects via end to end solutions that provide integrated design, engineering and construction disciplines of mechanical…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchJeddah, Saudi ArabiaHQ recorded Nov 6, 2026501-1,000814 contacts →

Exact match

“Architects and Engineers Saudi Diyar Consultants is one of the leading multidiscipline design firms in the Middle East with a diverse portfolio of commercial, institutional…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchJeddah, Saudi ArabiaHQ recorded Nov 6, 20261,001-5,000798 contacts →

Exact match

“FREYSSINET SAUDI ARABIA CO.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchJeddah, Saudi ArabiaHQ recorded Nov 6, 20261,001-5,000457 contacts →

Exact match

“BTAT is a well-reputed and established company in the field of designing and executing mega projects based on IP technology and has successfully undertaken design, installation…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchRas Tanurah, Saudi ArabiaHQ recorded Nov 6, 20261,001-5,000417 contacts →

Exact match

“Mastoura Contracting Company was established in 1979.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchRiyadh, Saudi ArabiaHQ recorded Nov 6, 20261,001-5,000309 contacts →

Exact match

“HAPCO Contracting has grown to become one of the leading electromechanical contractors in Saudi Arabia.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchRiyadh, Saudi ArabiaHQ recorded Nov 6, 2026201-500259 contacts →

Exact match

“Imar, Urban Consultants is a multidisciplinary consulting firm offering a wide range of services including Urban Planning and Design, Architectural and Engineering Design…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchRiyadh, Saudi ArabiaHQ recorded Nov 6, 2026201-500233 contacts →

Exact match

“شركة استشارات هندسية رائدة تأسست عام 2011 لتقدم خدمات الاستشارات الهندسية في الدراسات والتصميم وإدارة المشاريع والاشراف على التنفيذ بالإضافة لصياغة العقود الهندسية وتسوية النزاعات…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchRiyadh, Saudi ArabiaHQ recorded Nov 6, 2026201-500223 contacts →

Exact match

“International Systems Engineering (ISE) was established in 1988 as a Peace Shield and Economic Offset Program (EOP) company within BAE Systems' global portfolio.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchBuraidah, Saudi ArabiaHQ recorded Nov 6, 2026201-500218 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchRiyadh, Saudi ArabiaHQ recorded Nov 6, 2026201-500216 contacts →

Exact match

“Saudi Architects is a leading and highly ranked world-class firm.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchRiyadh, Saudi ArabiaHQ recorded Nov 6, 2026201-500193 contacts →

Exact match

“Laceco is part of Consertus, a global capital program management and advisory firm, combining over 30 years of regional expertise with the strength of a global platform delivering…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchJeddah, Saudi ArabiaHQ recorded Nov 6, 2026501-1,000187 contacts →

Exact match

“Solaiman Abdullah Elkhereiji Consultants (SAK) which is a consulting firm of Architects and Engineers with an experience of more than 40 years in this field, has its Head Office…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchRiyadh, Saudi ArabiaHQ recorded Nov 6, 2026201-500186 contacts →

Exact match

“Palace Consulting Engineers [PCE] was established in 1985 with its head quarter in Riyadh, to serve Government and Private Sector in the field of Engineering & Professional…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact 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
16Exact 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
17Exact matchJeddah, Saudi ArabiaHQ recorded Nov 6, 2026201-500155 contacts →

Exact match

“Our Mission is to offer complete solutions for engineering design, supply, installation, testing and commissioning of HVAC & BMS Controls, Fire Alarm, Public Address, CCTV, Access…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchDammam, Saudi ArabiaHQ recorded Nov 6, 2026201-500146 contacts →

Exact match

“Alrabiah Consulting Engineers (ARE) is a multi-disciplinary professional consulting engineering firm based in Saudi Arabia with head office in Dammam and regional offices in…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchJeddah, Saudi ArabiaHQ recorded Nov 6, 20261,001-5,000117 contacts →

Exact match

“BT Group (BTG) is a Saudi-based systems integrator and design & engineering firm with nine business units specializing in various areas of IT and IP Technology: BTEC, CommScope…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchAt Tahliyah Dist, Saudi ArabiaHQ recorded Nov 6, 2026201-500112 contacts →

Exact match

“FAEC is a multi-disciplinary consultancy headquartered in Al Khobar, Saudi Arabia and with an operational branch in Riyadh, Jeddah, Yanbu and Jazan.”

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

Showing 20 of 548 building systems engineering companies based in Saudi Arabia

See the full list, filter by size, metro and specialty, and access 2,430 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Building systems engineering companies based in Saudi Arabia at a glance

As of Nov 6, 2026
14.2%Verified-email coverage
31.1Average contacts per company
11-50Median size (employees)
37.2%Largest-city concentration · Riyadh
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
74
11-50
228
51-200
148
201-500
59
501-1,000
19
1,001-5,000
18
5,001-10,000
2

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 548 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 Saudi Arabia whose business descriptions match “building systems engineering 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 2,430 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 “building systems engineering companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many building systems engineering companies are there based in Saudi Arabia?

RevenueBase identified 548 company matches for building systems engineering companies associated with 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?

firstfix.ksa tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most building systems engineering companies?

Riyadh leads with 204 company records, followed by Jeddah (45) and Dammam (38).

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 2,430 professional contacts with verified work emails tracked across these 548 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.