Fraser Bond are the leading lettings and property management agents for Ancaster House - London W1J. Ancaster House is a Grade II listed building in Mayfair, London W1. Ancaster House and No. 8 Chesterfield Gardens were combined into a new building in 2019. The works included refurbishment, alterations and additions. - Ancaster House is a Grade II listed building by J. T. Wimperis from 1876. - No. 8 Chesterfield Street is Grade II listed and dates back to c. 1755. The house was featured in Channel 4's documentary "Britain's Most Expensive Home: Building for a Billionaire" (2020). The film.