Optimal Strategy Sphere
Riyadh skyline at dusk

Riyadh · Kingdom of Saudi Arabia

Engineeringthe Kingdom'scriticalinfrastructure.

We engineer, upgrade, protect and supply the infrastructure behind data centres, telecom networks, utilities and commercial assets, from one accountable team in Riyadh.

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Data Centres✦Telecom✦ELV & Life Safety✦HVAC & MEP✦Deep Wells✦Water & RO✦Civil & Fit-Out✦Waterproofing✦Engineered Supply✦Data Centres✦Telecom✦ELV & Life Safety✦HVAC & MEP✦Deep Wells✦Water & RO✦Civil & Fit-Out✦Waterproofing✦Engineered Supply✦

What we do

OSS keeps Saudi Arabia's critical facilities running. Four engineering pillars, one accountable team.

Pillar 01 / 04

Mission-Critical Infrastructure

Data centres, critical cooling and power, telecom, networking and integrated ELV systems.

Explore this pillar

Pillar 02 / 04

Specialised Asset & Utility Engineering

HVAC and MEP, deep wells, pumps, water treatment, RO and specialist utility maintenance.

Explore this pillar

Pillar 03 / 04

Special Projects & Asset Protection

Civil upgrades, fit-out, waterproofing, cladding, protection and specialist restoration.

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Pillar 04 / 04

Engineered Supply

Technical equipment, materials, spares and consumables selected against the application.

Explore this pillar

Built in Riyadh. Delivering across the Kingdom.

From the server hall to the well head, one partner carries the whole scope.

4

Engineering pillars

9

Specialist services

6

Phase delivery model

4

Sectors served

How OSS delivers

Six phases. No loose ends.

1

Assess

Understand the asset, site conditions, client requirements and operating constraints.

2

Define

Confirm the scope, interfaces, technical approach and acceptance criteria.

3

Plan & Procure

Coordinate resources, approvals, materials, access and safe work methods.

4

Execute

Deliver the works with supervision, quality checks and controlled site activity.

5

Test & Hand Over

Verify performance and hand over the records the client needs.

6

Support

Remain available for follow-up maintenance, spares and future upgrades.

Selected experience

Proof on site, not on paper.

Completed

Deep-well maintenance

Assessment, pump recovery, rehabilitation and reinstatement of wells 19 and 20, completed in September 2026.

Completed

HVAC plant rehabilitation

Corrective engineering and restoration of HVAC plant to reliable service.

In progress

Data-centre ventilation

Ventilation works delivered around live operations in a critical facility.

See projects & supply in practice

Why choose OSS

Four commitments on every job.

01

Commercial Clarity

Clear scope, assumptions, exclusions and responsibilities before work begins.

02

Technical Accountability

Every scope is matched to an appropriate method, resource and acceptance requirement.

03

Safe Execution

Work is planned around site risks, permits, supervision and operating constraints.

04

Documented Handover

Inspections, records and completion documents give clients confidence at close-out.

Let's discuss your requirement

Infrastructure, asset, project or supply. One team answers.

Request a proposal