This phased refurbishment of the American School in London's St John's Wood conservation area includes 2000m 2of new building and the reorganisation of the existing 1500-pupil school. Work is being carried out while classes continue. Phase one provides a floor of new classrooms over the existing gymnasium, a new science block and a theatre. New floor-to-ceiling windows open up the school. Bowie Gridley is the schools' consultant on the £2.7 million project. Completion is scheduled for August, when a further phased fit-out will begin. Price & Myers is the structural engineer, Ernest Griffiths & Sons is the M&E engineer, Burke Hunter Brown is the quantity surveyor and Jackson Coles is the project manager.