Birmingham’s city centre has undergone a significant transformation in recent years, from the development of Grand Central to the placemaking success of Paradise. The office sector has played a central role in this evolution, with landmark schemes at 103 Colmore Row, Snowhill and Arena Central, along with substantial restorations of derelict factories on the fringes of the city core. CoStar looks at its extensive archive to reveal the outdated stock that has given way to high-spec offices.