Fraser Bond are the leading lettings and property management agents for 25 Charterhouse Square - London EC1M. 25 Charterhouse Square is a Grade A office building in London EC1. The building overlooking Charterhouse Square contains 38,355 sq ft of offices and 5,138 sq ft of retail space. Office agents in 2017, after the redevelopment, are Ingleby Trice and Knight Frank. The retail agent is Dibley Property. Adjacent to the new Farringdon East Elizabeth Line station. History 2020 - In spring 2020, the building is fully let to Anomaly, Peakon, Hudson Sandler and Senator International. 2017 - The building.