Otaishan Consulting Engineers (OCE) is a multi-disciplinary firm of professional Architects, Planners and Engineers which was founded in 1991 by Dr. Engineer Abdulaziz Bin Turki Al-Otaishan. OCE is considered today one of the leading Consulting Engineering Firms in the Kingdom of Saudi Arabia, the Gulf Countries and the Middle East consisting of over 320 staff that form a team of Professionals, Technical & Administrative staff. For the past eighteen years, OCE has successfully undertaken the design and supervision of a large number of distinguished master planning, architectural and engineering projects and has developed in the process tremendous experience in conceptual design, engineering and supervision that enabling it to participate in many local and international competitions. Understanding the need for specialized professional services, OCE house under one roof specialized departments offering Architectural and Engineering Design, Project Management, Interior Design, Construction Management, Environmental, Traffic Studies, Geographic Information System (GIS), Value Engineering and Arbitration Services. All of which are managed by highly qualified professionals in their field to be recognized as the premier provider of the highest quality of integrated engineering consultancy services in the region. OCE continued success has been hinged on recognizing the clients need for quality, controlling cost and time. This would not have been possible without the wealth of knowledge, talents and dedication of its multi-disciplinary human resources in optimizing the latest technology information and network system to maximize productivity and accuracy for the best interest of the projects and Clients. In recognition of its Quality Management System, OCE has been one of the first Consulting Engineering Firms in the region to earn ISO 9001:2000 certification.