The design of the BSSN Office is designed to provide a new atmosphere and a less rigid impression in a government building. The concept carried in the interior design is modernism, industrial, clean and open office. The principle of modernism is a functional aspect and was chosen to create a more efficient space in terms of arrangement, circulation, and materials. Meanwhile, the selection of materials such as exposed steel/metal, concrete, wood, and others, in addition to supporting the concept of industrialism, cleanliness, and ease of maintenance. The choice of the concept of industrialism in an office designed to be an open office is expected to provide new enthusiasm for its users.