Roger Morgan-Grenville was a soldier from 1978-86 and later helped to set up the charity Help for Heroes, acting as its first head fundraiser. He is the author of Liquid Gold: Bees and the Pursuit of Midlife Honey (2020), Shearwater (2021), Taking Stock: A Journey Among Cows (2022) and Across a Walking Land (2023, shortlisted for the Richard Jefferies Award for nature writing). He is a founder member of the conservation charity Curlew Action.

After leaving Oxford, Edward Norfolk worked as an accountant with Coopers & Lybrand before setting up his own bottled LPG gas company in London's East End which he sold nine years later; he then set up a waste management company before selling it to Viridor in 2002. He is currently involved with ten private equity start-up companies and on the board of some of them. He also spends a lot of his time running his family estate. As the Duke of Norfolk he is the most senior peer in England and owner of the Arundel Estate.