One Canada Square the recycling of waste heat to cool and warm the building. Aggregates used in the office build were from predominantly recycled sources, part of a strategy to integrate sustainable products and materials throughout the site, delivering both affordable and sustainable environmentally friendly features to the building. One Canada Square energy performance has improved by decreasing 30% from 2007 to 2016 by initiatives such as installing LEDs and upgrading HVAC and water services. The ground floor, foyer area and basement levels of One Canada Square are open to the general public, having an underground retail area and a transport interchange from
5 Canada Square with 25 Canada Square, another Canary Wharf building, for a total of £1.1 billion from Canary Wharf, a major property firm that developed the facility. 5 Canada Square was originally leased by Credit Suisse First Boston but after a banking downturn and not needing the space, Credit Suisse let the space to Bank of America. In July 2007, the building was sold by RBS to Evans Randall, a banking firm, for £452 million, making it the firm’s largest UK investment to date. In 2011, Bank of America chose to renew its lease at 5 Canada Square instead of move to