Alastair Macdonald-Buchanan owns the Cottesbrooke Estate in Northamptonshire. A traditional estate, which not only has a significant property portfolio, but also around 1000 hectares of arable land, as well as grassland and woodland. At its heart is Cottesbrooke Hall, a grade 1 listed Queen Anne house. Alastair is a founder shareholder of Agrivert, a leading renewables business focussing on anaerobic digestion. Founded in 1995, Agrivert now has digesters throughout the South of England and Wales. He is a director of The Jockey Club Estates, The Jockey Club’s property and land management arm based in Newmarket, responsible for more than 5000 acres of land including the training grounds at Newmarket and Lambourn and a substantial property portfolio.