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
Former Geological Survey of Canada Building serve as the offices and museum of what was then called the Geological and Natural History Survey of Canada. The museum and its collections, which attracted 9,549 visitors in its first year, would later become the genesis of Canada’s national museums. The Sussex Drive section was rebuilt in 1881 on its original footprint. The Geological Survey of Canada remained in the building until 1911 when it moved to the Victoria Memorial Museum. The building was renovated again, this time to accommodate the federal Department of Mines, and a new laboratory was added to the George Street wing in 1917. Former