One Canada Square Canary Wharf Management Ltd are responsible for the maintenance of the building. There are about 130 in-house and contract staff who maintain, manage, secure and clean the building. There are normally ten maintenance personnel on-site during working hours and three at night to attend to routine repairs and adjustments to the internal environment. Critical spare parts for the electricity, gas and water systems are kept within the building. One Canada Square has been 'named and shamed' for being the top building to leave the lights on unnecessarily. The research carried out by the BBC's "Inside Out" programme found that on
5 Canada Square 5 Canada Square 5 Canada Square is a 15-storey, office building in the Canary Wharf financial district development of London, England. 5 Canada Square was completed in 2003. The steel-framed building has an aluminum curtain wall and it features a large atrium on its south side with of floorspace. The principal tenant at 5 Canada Square is the European arm and HQ of Bank of America Securities. The building is used for the bank’s global cash-management business for clients. Credit Suisse also occupies part of the building. In 2003, Royal Bank of Scotland (or RBS) bought 5 Canada Square along