- Marjan Factory Company is a member of Hussam Y. Al Muhaidib Group, the great name in the industry which was inherited by generations in the field of tank manufacturing (fiberglass-polyethylene), which we have been manufacturing for more than 25 years. We are proud of being a leading Saudi national company in our industry. We have a specialized staff of engineers, production managers, and professionals working passionately to provide high-quality products using innovative and sustainable technologies integrated with water solution systems. Marjan Factory has State of The Art equipment, machines, and material used in manufacturing our products with clear understanding of our clients’ needs. We provide our service to our customers through our country wide spread branch network and approved resellers.