Saudi Aramco (Trading)
Saudi Aramco (Contracting)

SEC- Saudi Electricity Co. (Trading)
SEC- Saudi Electricity Co. (Contracting)

Saudi Basic Industries Co. (SABIC)

Marafiq Power & Water Utility Co for Jubail & Yanbu

Ministry of Water & Electricity

Salina Water Conversion Co. (SWCC)

Saudi Aramco Mobil Refinery Co. Ltd (SAMREF)

Sahara Int’l Petrochemical CO. (SIPCHEM)

Tasnee Petrochemical Complex

Rabigh Refining & Petrochemical (PetroRabigh)

Saudi Aramco Base Oil Company (Luberef)

SASREF

Saudi Aramco Rowan Offshore Drilling Company Ltd.

SAIPEM – Snamprogetti Saudi Arabia

Saudi Aramco Total Refining & Petrochemicals (SATORP)

Saudi Chevron Phillips Co. (S-Chem)

National Water Company

MA’ADEN Phosphate Company

Samsung Engineering

SADARA

Jubail Chemical Industries Co. (JANA)

Sinopec

Larsen & Toubro Saudi Arabia LLC

Petrochemical Conversion Company Ltd.

SAHARA Petrochemicals

Al-Yusr Industrial Contracting Co. (AYTB)

NAMA Chemicals - Arabian Alkali Co (SODA)

First National Operation & Maintenance Co. Ltd (NOMAC)

Tatweer Petroleum