With the necessity to build a sustainable society the process and the interaction between the actors involved must also be sustainable. The actors involved need to work together with a joint ambition. How can the actors involved communicate and collaborate in a better way to achieve a good product?The objective of this paper is the question of how the actors involved can achieve better results if the right orders and resources are given by the Construction Client. A discussion about how the architectural education in Sweden supports the architects to take a leading role in the development of a sustainable society will also be a part of this paper.The method of performance of this research contains literature reviews and a summary from performed questionnaires and interviews. The result is an overview of how different factors can support a better communication and collaboration between the actors involved in a sustainable building process. The contribution of this research is a proposal of how architectural knowledge and collaborative work can be used designing a sustainable built environment.