Fraser Bond are the leading lettings and property management agents for Newcombe House - London W11. Planned mixed-use development on the site of the former office building will create office, residential, and retail uses, and a flexible surgery/office use, across six buildings in Notting Hill Gate, London W11. Newcombe House is a 12-storey office building. History 2020 June - Plans approved by London Mayor; 2018 January - Application refused by Royal Borough of Kensington and Chelsea; 2017 September - A new revised application was submitted with one main change being the introduction of 9.