Reliable lines Contracting Company

01 Oil & Gas Pipeline Construction

Building the infrastructure that powers the Kingdom.

End-to-end oil and gas pipeline construction, from site preparation and welding to coating, hydrotesting and pre-commissioning — delivered safely, efficiently and to the standards expected across Saudi Arabia.

Oil & Gas Pipeline Construction

02 Equipment & Resources

The equipment and resources to keep projects moving.

A capable fleet of construction equipment and project resources supporting earthworks, infrastructure, pipeline construction and major projects across Saudi Arabia.

Equipment & Resources

03 Early Works & Infrastructure

Building the foundation for major projects.

From site preparation and earthworks to roads, pipeline civil works and supporting infrastructure, we deliver reliable early works that prepare projects for successful execution across Saudi Arabia.

Early Works & Infrastructure

26.2172°N 50.1971°E — Al Khobar, Eastern Province

The company in numbers

2023

Established — Al Khobar, Eastern Province

~500

People across the Ajyal group

9001:2015

ISO-certified quality management

Learn More About Rely Projects

Since our establishment we have been providing
Construction services for major Clients and Government Ministries across different industries;
Our contribution covers Oil & Gas, Electrical Power Transmission, Early works in Infrastructure, and TCF Camps construction Sectors.

We always conduct work with ideals that have guided
our company since its founding:
This includes an energetic enthusiasm for
what we do, A sensitivity to the needs of our Clients, A strong commitment to the projects we executes.
Our people, our focus and our commitment for delivery present a very strong case for choosing RELIABLE LINES as your partner.

-Walid Chayati
General Manager

02 Our process

A clear process, from first survey to final handover.

Every stage is planned, staffed and tracked by people trained for exactly this work.

Scope & survey

The site and the route are surveyed before a single load turns a wheel.
Planning

A written plan, in a fixed order, agreed with you before work begins.
Mobilisation

The right people and the right equipment matched to each stage.
Execution

Escorted, tracked and managed from start to finish, reported throughout.
Handover

Signed off, documented and handed back ready for the next stage.

Talk to our team

Our Partners and Subsidiaries

Expertise across critical industries.

Our capabilities are built around sectors where reliability, coordination and execution matter most.

Oil & Gas Pipeline Construction

Cross-country and in-plant pipelines from site preparation through hydrotesting — excavation, padding, lowering, and berm stabilisation.

Mechanical & Piping Works

Metallic and non-metallic pipeline systems, mainline valve installation, tie-in welds, NDT and pre-commissioning to Aramco standards.

Early Works & Infrastructure

Earthworks, ROW preparation, roadworks and site enabling across the Kingdom — 157 km of ROW delivered on MGS Package 13 alone.

Safety & Workforce

ISO 45001-certified HSE systems and a multi-national workforce of 850+ — two million safe man-hours recorded at Jafurah.

Credentials

Trusted by government bodies
and large contractors across
Saudi Arabia.

Pre-qualification documents and references are available on request — we let
the paperwork speak rather than a wall of logos.

ISO 9001:2015

Safety as per Saudi Aramco standards

Division of Ajyal Petroleum & Energy

Download the company profile

Completed

Construction of Well Pad Including Civil, Mechanical & Electrical and Associated Services

CAT INTERNATIONAL LLC

5.36 M CRPO-16 Jafura 68 Gas Wells Tie-in
Ongoing

onstruction of facility Stations Civil Cast in situ, Precast, Structural Erection Works

KALPATARU(KPIL)

6 M MGS-III PKG 13
Completed

Install C3/C4 Refrigeration Units & Storage Tanks at Juayamah ENNPI/ARAMCO, KSA

HEISCO/ENPPI

8.7 M Jauymah
Completed

ARAMCO Staff Accommodation Earth Works in Haradh and Wudayhi

Top Engineering. Co./LAIC

Haradh