This project with office use is located in a building with area of 210 square meters in Sabounchi street, Sohrevardi, District eight , Tehran. The desired project with the use of a restaurant and an airline office was assigned to the Hounam architectural team to change its use to a currency exchange. In the design and renovation of this project, according to the design standards and the demands of the employer, , we tried to create spaces that improve the level of costumer services by upgrading employees’ activities and interactions; in addition to paying attention to the security issues in the exchange office.