Saudi Aramco Approved Contractor · Since 2006

Building with quality.
Delivering with safety.

Hussain Saleh Al-Mahri General Contracting delivers mechanical, pipeline, electrical and civil works for the Kingdom’s energy and infrastructure leaders — on time and within budget.

Proud to be

Saudi Aramco Approved

Vendor No. 10038705

NEOM Approved Contractor

Registered for giga-project works

ISO 9001 & ISO 45001

Integrated Management System

Years of delivery

Who We Are

A Saudi contractor trusted across the energy sector

Established in 2006 and headquartered in Dammam, HSM is a multi-discipline construction company with proven capability in earthworks, infrastructure, mechanical flow lines, overhead power lines and oil & gas civil works.

From site preparation, concrete cellars and burn pits to plant shutdowns and pipeline reconditioning, we have built a reputation for completing projects on time and within budget — with quality and safety at the heart of every job.

Our Vision

To be the partner of choice for industrial projects and associated services to the industrial sectors.

Our Mission

To meet the expectations of our clients, shareholders and employees.

Aramco-qualified

Approved vendor, PQQ GBS listed for mechanical maintenance and CAT III qualified for pipeline reconditioning through 2030.

Self-performed

1,250+ owned equipment units and in-house crews mean faster mobilization and full control of quality.

Safety first

ISO 45001 management system with Aramco-approved safety officers, gas testers and certified operators.

In-Kingdom value

IKTVA certified at 87% with a Local Content certificate, supporting Saudi Vision 2030.

Core Disciplines

Four disciplines.
One accountable team.

In-plant and onshore work for Saudi Aramco and major developers, executed by our own engineers, crews and equipment fleet.

150+ projects

Mechanical Maintenance

Piping, equipment installation & repair, T&I, cooling towers, boiler & RO plants, hydrotesting, blasting and coating.

Aramco CAT III

Pipeline Reconditioning

Excavation, unwrapping, blasting, pipe repair, sleeving, coating, STOPAQ wrapping, backfill and stabilizing.

20+ projects

Electrical & Instrumentation

Industrial electrification, transformers, switchgear, MCC, DCS, ESD, control and lighting systems.

25+ projects

Civil & Infrastructure

Earthworks, roads, wet & dry utilities, landscaping, office facilities and school construction.

Track Record

Numbers that build trust

Two decades of execution inside the Kingdom’s most demanding industrial facilities.

Year established in Dammam

Projects completed for Saudi Aramco

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Major clients & partners

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Equipment & vehicle units in fleet

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Qualified staff & manpower

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Our Services

Full-scope delivery,
from survey to commissioning

Mechanical Maintenance

All mechanical maintenance activities at in-plant and onshore facilities of Saudi Aramco.

PipingT&ICooling TowersRTR / HDPEHydrotest

Pipeline Reconditioning

Complete reconditioning of in-service pipelines with minimal disruption to operations.

ExcavationSleevingCoatingSTOPAQDewatering

Electrical & Instrumentation

Industrial electrification and control systems for plants, substations and utilities.

SwitchgearMCCDCS / ESDGas DetectionLighting

Civil, Earthworks & Infrastructure

Earthworks, roads, utilities, landscaping and building construction.

Cut & FillRoadsWet UtilitiesDry UtilitiesBuildings

Overhead Power Lines

Survey to power commissioning for OHPL steel pole networks and terminal poles.

Survey & RoutingPole FoundationsACSR StringingCommissioning

Pipeline Projects & ICCP

Well tie-ins, flow & trunk lines, headers and impressed-current cathodic protection.

Well Tie-insFlow LinesAnode BedsRectifiers

Project Experience

Proven on site,
project after project

More than 200 projects delivered for Saudi Aramco across mechanical, pipeline, civil and electrical scopes.

Mechanical Maintenance

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Civil, Earthworks & Infrastructure

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Electrical & Instrumentation

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Pipeline Reconditioning

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State-of-the-art fabrication workshop — equipped with new machines, equipment and tools for maximum fabrication productivity.

Resources

Our own fleet.
Our own people.

Self-performed work means tighter schedules and full control of quality. Our owned fleet and in-house crews mobilize fast to any site in the Kingdom.

Excavators
22 – 50 T

Dump trucks
15 – 60 T

Bulldozers
D8 · D155A · PD410

Pipelayers
(side booms)

Quality, Safety & Compliance

Certified. Qualified.
Accountable.

An Integrated Management System to ISO 9001:2015 and ISO 45001:2018, backed by a full safety program, loss-prevention policy and a certified, trained workforce.

Saudi Aramco Approved Contractor · Vendor No.

10038705

Qualified for Pipelines Repair & Reconditioning Services (CAT III), valid through 2030 · PQQ GBS approved for Industrial Mechanical Maintenance.