Providing contracting works is one of the basic services in the field of construction and civil engineering, as these services relate to the implementation of projects and construction works of all kinds, whether they are residential, commercial or industrial projects. These services include many activities such as planning, design, construction, maintenance, renovation, restoration and project management in general. These works aim to provide comprehensive and effective construction services to meet clients’ needs in a professional manner and high quality. Executing contracting works requires a group of different experiences and skills, starting from the feasibility study, planning and design, all the way to the implementation and full management of the project. It is very important to implement these works with high quality standards and conform to the technical, environmental and security standards, in order to achieve the desired objectives of the project and to maintain safety, occupational health and the environment. Contracting services include many works such as the design and construction of buildings, industrial activities, service facilities and public utilities, in addition to the implementation of roads, bridges, tunnels, dams, ports, airports and other mega projects. Contracting works also include the implementation of electrical, mechanical, air conditioning, refrigeration and other construction works.