The project of reconstruction of the production capacities for the leader of the sweets market of Ukraine included a complex conversion of production spaces for new technological processes. Traditionally, for complex productions, the internal structure and interrelationships of systems within a building are several degrees more complex than a rectangular functional architectural component. Despite the primacy of manufacturability in the interior, the decoration of production spaces also went through several iterations to find the optimal solution according to the needs and wishes of the client.