Our Services — Malek Al-Riyadeh Company LTD

What We Do

Comprehensive Engineering & Contracting Solutions

Seven integrated disciplines covering the full lifecycle of your electrical infrastructure — from design and studies to commissioning, automation and maintenance.

Engineering Design & Power System Studies

Detailed engineering support for oil & gas, industrial and utility markets.

ETAP studies: load flow, short circuit, protection coordination, arc flash, harmonics & stability
Electrical design, SLDs, schematics & shop drawings
Load studies, demand analysis & energy optimization
Earthing & lightning protection system design
Authority submissions & technical support

On-Site Testing & Commissioning

From LV equipment up to MV & HV systems.

LV/MV distribution equipment testing & commissioning
Power generation equipment (MV generators)
Primary & secondary injection, CT/VT & circuit breaker tests
LV & MV cable testing — IR, VLF, phase identification
Protection relay testing (SEPAM, MiCOM & more)

Preventive & Corrective Maintenance

For industrial plants, factories, data centers & commercial facilities.

Scheduled inspections of switchgear, transformers, generators & UPS
Verification of protection settings & interlocks
Emergency response for unscheduled outages
Root cause analysis & performance reporting
Compliance with IEC, IEEE & NFPA standards

Instrumentation & Control (SCADA, PLC, DCS)

A comprehensive automation & control portfolio.

PLC, DCS & SCADA system design and implementation
Process automation & batch control (ISA-88, IEC 61131)
HMI development per ISA-101 high-performance principles
System integration for multi-vendor environments
FAT/SAT, commissioning, start-up & training

Mechanical & Electrical Projects (MEP)

Integrated MEP solutions for every sector.

Commercial, industrial & residential developments
Indoor & outdoor power distribution
Lighting systems & home automation / smart buildings
Solar photovoltaic panel systems
Transportation systems — elevators & escalators

Lump Sum Turnkey Electrical Contracting

End-to-end delivery under turnkey models.

MV networks — RMUs, transformers, switchgear & cabling
Generators, ATS panels & synchronizing systems
Fire alarm & FM-200 suppression systems
SEC-compliant design, approvals & energization
Complete testing, commissioning & handover

Construction Supervision & Building Services

Full-spectrum supervision ensuring quality, safety & compliance.

Electrical distribution systems & substations
Supply & installation of LV/MV equipment
Grounding (earthing) & lightning protection
SEC contractual procedures & approvals
Project management & technical field services

Transformer Oil Purification

ZJA-50G double-stage vacuum oil purifier — 3000 L/h.

Deep purification of transformer oil up to 110 kV+
Vacuum filling & vacuum drying of transformers
Online operation without transformer shutdown
Filtration precision ≤ 1 μm, water content ≤ 3 ppm

Electrical Maintenance — MV, LV, SCADA & PLC

Keeping critical infrastructure running at peak reliability.

MV/LV switchgear service & retrofits
SCADA & PLC troubleshooting and upgrades
Protection relay configuration & coordination
Thermographic surveys & power quality logging

LV Panel Manufacturing — Our Factory

In-house factory in Riyadh for panel board assembly.

MDB, SMDB, EMDB, lighting & power panels
ATS, PFC, control & protection, PLC/SCADA and synchronizing panels
Custom design, fabrication & pre-delivery testing (FAT)
Delivery to site and operation training

Visit Our Factory Page →

Engineering References

Trusted for Critical Power Studies & Automation

Selected references delivered with licensed ETAP software by certified instructors.

⚡ ETAP Power System Studies

✔ Electrical network of King Abdullah Financial District (KAFD) Zone 2
✔ Setraa Al Amal Project — power studies, DC calculations & MV SWGR heat dissipation
✔ Electrical network of Tabuk Hospital Project
✔ MV overcurrent coordination — Mena Royal Palace & Safa Royal Palace
✔ Overcurrent coordination study — KAFD 1.14 (Riyadh Bank)
✔ Load & voltage drop calculation — VIA Riyadh Project

🖥 SCADA & Control Projects

✔ Water consumption management & billing — KFUPM University
✔ Water consumption management — Saudi ARAMCO, UDH community
✔ SCADA project — Lafarge Tresa Plant (Philippines)
✔ ASEC Al-Minya ANCC — "Cemat Standard"
✔ PLC & instrumentation verifications — MARAFIQ
✔ SCADA systems for W&WW processes — installation to post-startup