The subject deals with building construction process stages:
 

• Engineering is about designing and illustrating a structure and to determine its technical characteristics and performance. Architects, structural engineers, and technical specialists on installations, fire, acoustics, soil conditions, etc. work on the design.
• Production means to physically produce a building. Entrepreneurs in construction, painting, flooring, plumbing, electrical and installation work with production.
• Management means to nurture and sustain the demand for construction works during its life. Employees in real estate, in government offices and in special management companies, consultants and contractors work with management.