

At Ziyad Ahmed Al-Shahwan Est. (ZAAS), we deliver end-to-end industrial solutions across Diesel Power Generation, Steel Fabrication, and CNC Machining. With advanced technology, skilled manpower, and a commitment to quality, we provide reliable engineering services that drive efficiency and performance for industries across the Kingdom of Saudi Arabia.






Ensuring your diesel generators perform reliably requires rigorous testing and evaluation. ZAAS specializes in a wide range of generator tests, including load bank testing, DC load testing for UPS systems, and performance checks under various operational conditions. Our expert team identifies potential issues early, optimizes efficiency, and ensures that each unit delivers uninterrupted power when […]
Maintaining the highest standards of quality and safety is at the core of every project we deliver. Our team follows strict inspection procedures, advanced testing methods, and continuous training to ensure precision, reliability, and a safe working environment. We believe true excellence comes from doing the job right—every time, without compromise.
CNC machining has become the backbone of modern manufacturing due to its precision, speed, and consistency. Unlike manual processes, CNC technology allows complex parts to be produced with exact accuracy and minimal waste. From oil and gas components to custom industrial parts, it ensures high-quality results, faster turnaround, and reliable performance—making it an essential part […]