ISO 9001:2015 Certified Stockist & Supplier

Empowering Industrial & Energy Infrastructure Since 1970

Over 50 years of excellence serving Saudi Arabia and the GCC region. Premier stockist and one-stop supplier for Oil & Gas Piping, Structural Steel, Water Desalination, Industrial Fabrics, and Fire Safety Systems.

50+ Years of Industry Leadership
5 Core Business Divisions
3 GCC Countries Covered
100+ Major Tier-1 Clients Approved
Ali Al-Nassar Warehouse Yard
1970 Founded by Late
Nasir Othman Al-Nassar

Your Trusted Regional Supply Partner

Founded in Al-Khobar in 1970, Ali Al-Nassar & Partners Company has evolved into one of the Kingdom's most reliable stockists and supply chain integrators. We maintain extensive stockyards across Saudi Arabia, UAE, and Oman to drastically eliminate lead times for critical megaprojects.

Whether supplying high-grade seamless carbon steel pipes for energy installations, structural beams for mega construction, or high-tech RO desalination components, our operations adhere strictly to international standards and ISO 9001:2015 certifications.

Massive Inventory

Extensive stock of pipes, fittings, valves, and steel ready for immediate deployment.

ISO Certified

Rigorous quality control adhering to international oilfield and industrial standards.

Rapid Distribution

Strategic supply yards in Al-Khobar, Yanbu, Jebel Ali (UAE), and Oman.

Client Commitment

Long-term strategic supplier to major energy, water, and civil projects.

Our Five Core Divisions

Comprehensive materials and engineered solutions designed for demanding industrial environments.

Oil & Gas Piping Systems

We are a leading stockist supplying carbon steel pipes (seamless & ERW), stainless steel, ductile iron, and specialized alloy piping components for upstream, midstream, and downstream projects.

Seamless Carbon Steel Pipes
ERW & SAW Welded Pipes
Butt Weld & Forged Fittings
High Pressure Gate & Ball Valves
Flanges (ANSI, API, DIN)
Stud Bolts & Gaskets
Request Piping RFQ
Oil and Gas Piping Inventory

Structural Steel & Fabrication Supplies

Providing heavy structural steel sections for major engineering, civil construction, and industrial fabrication projects throughout the GCC.

Wide Flange Beams & H-Beams
Equal & Unequal Channels
Structural Angles & Flat Bars
Square & Rectangular Tubes
Heavy Steel Plates & Sheets
Custom Section Cutting
Request Steel Quote
Structural Steel Warehouse

Water Desalination & Treatment Components

Specialized components, chemicals, and pressure vessels engineered for Reverse Osmosis (RO) plants, wastewater management, and industrial water filtration.

High-Efficiency RO Membranes
FRP Pressure Vessels
Micro & Ultra Filtration Cartridges
Chemical Dosing Pumps
RO Antiscalant Chemicals
Flowmeters & Instruments
Request Water Equipment RFQ
Water Treatment Solutions

PVC-Coated Industrial Fabrics

Heavy-duty, weather-resistant technical textiles designed for architectural tensile structures, truck tarpaulins, shade netting, and protective industrial covers.

Architectural Tensile Fabrics
Heavy Duty PVC Tarpaulins
UV Protection Shade Netting
Truck Side Curtains
Industrial Tank Covers
Flame Retardant Textiles
Request Fabrics Quote
Industrial Fabrics

Fire Protection Systems & Fittings

UL/FM listed equipment for fire suppression and life safety installations in commercial and industrial facilities.

Ductile Iron Grooved Fittings
Alarm Check & Butterfly Valves
Fire Sprinkler Heads & Cabinets
Fire Rated Steel Pipes
Pipe Hangers & Support Clamps
Flexible Expansion Joints
Request Fire Safety RFQ
Fire Protection Equipment

Interactive Material Explorer

Select materials to build your custom Request for Quotation (RFQ) list and receive immediate assistance from our commercial sales team.

Piping Division

Seamless Carbon Steel Pipe ASTM A106 Gr.B

  • Size: 2" - 24" SCH 40/80/STD
  • Standard: API 5L / ASTM A106
  • Origin: Europe / Japan / KSA
Piping Division

ANSI B16.5 WN Flanges 150# - 900#

  • Material: ASTM A105 Forged Steel
  • Facing: Raised Face (RF) / RTJ
  • Certification: NACE MR0175
Structural Steel

Heavy Universal H-Beams (HEA / HEB)

  • Grade: ASTM A36 / S275JR
  • Length: 6m / 12m Standard
  • Usage: Plant Heavy Structures
Water Treatment

Industrial RO Membrane 8040 High Rejection

  • Rejection Rate: 99.7%
  • Active Area: 400 sq.ft
  • Application: Seawater Desalination
Fire Protection

UL/FM Grooved Ductile Iron Fittings

  • Pressure Rating: 300 PSI
  • Approval: UL Listed & FM Approved
  • Finish: Red Paint / Galvanized
Industrial Fabrics

Architectural PVC Tensile Membrane 1050 GSM

  • Coating: PVDF Self-Cleaning
  • Tensile Strength: 5000 N/5cm
  • Fire Rating: DIN 4102 B1

Serving Over 100+ Industry Leaders

We are proud to be an approved stockist and supplier for major energy giants, petrochemical complexes, EPC contractors, and government utilities across the Middle East.

Connect with Our Sales Engineers

Our expert technical sales team is ready to answer product inquiries, provide material test reports (MTRs), and handle immediate stock availability requests.

Headquarters (Sample Location)

Building 99, Business District, P.O. Box 9999, Al-Khobar 99999, Kingdom of Saudi Arabia

Telephone & Hotlines

Main HQ: +966 999 999 9999 | Toll Free: 999 999 9999

Direct Sales: +966 999 999 9999 / +966 999 999 9999

Official Email Addresses

General Inquiries: info@alialnassarco-demo.com

Sales Department: sales@alialnassarco-demo.com

Regional GCC Offices

Saudi Arabia: Al-Khobar HQ & Yanbu Branch

UAE: Jebel Ali Free Zone, Dubai, UAE

Oman: Muscat Industrial Zone, Oman

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