11_Diagonal_Street | completionDate | 1983 11_Diagonal_Street | floorCount | 20 11_Diagonal_Street | owner | Redefine_Properties_Limited 11_Diagonal_Street | architect | Helmut_Jahn
Redefine Properties Limited is the owner of 11 Diagonal Street which was designed by the architect Helmut Jahn and completed in 1983 with 20 floors.