People or organizations who consult based on their own knowledge and experience in engineering fields are called consulting engineers. Consulting engineers are a type of scientific and technical leverage that can utilize the most up-to-date knowledge and build specialized cores and build closer relationships with local builders in various fields of construction and operation, for maximum productivity in delivering successful design, operation and investment services.
Sustainable development means developing the current generation by preserving resources for the development of the next generation. Today, with the increasing number of construction projects and their negative environmental impacts, it is important to consider the goals and principles of sustainable development in projects' management.
Traditional buildings management and construction systems are almost obsolete nowadays, and most large and small projects are being managed integrated. This management is divided into two parts: strategic management - responsible for policy making and strategy clarification- and project management which is responsible for managing project implementation. Due to the complexity of projects, project management today is based on international standards and modern and modern decision-making tools.