Principal Tower / Foster + Partners Paula Pintos 6 years ago © Nigel Young / Foster + Partners architects: Foster + Partners Location: London, United Kingdom Area: 35400.0 m2 Project Year: 2019 Photographs: Nigel Young / Foster + Partners Photographs: Aaron Hargreaves / Foster + Partners Read more » Share this: Share on Facebook (Opens in new window) Facebook Share on X (Opens in new window) X Foster + Partners completes luxury Principal Tower in LondonDateNovember 28, 2019In relation toArchitectureFoster’s 425 Park Avenue skyscraper tops out in New YorkDateDecember 5, 2018In relation toArchitecture30 St Mary Axe Tower / Foster + PartnersDateNovember 12, 2019In relation toArchitecture