A retrofit that proves sustainability can be both cost effective and a magnet for the world’s biggest companies, 1 Triton Square is a statement in the heart of London. PlaceTech visited the site to find out how British Land and Arup slashed the building's emissions and secured a massive pre-let from Meta along the way.

1 Triton Square at a glance:
Developer: British Land
Design: Arup
Contractor: Lendlease
Size: 366,000 sq ft
Tenant: Meta