Guy farms a mixed and diversified family farm in north-east Essex. He is Vice President of the National Farmers Union (NFU).
Guy served for eight years on NFU Council as the Essex delegate. Other NFU positions include four years as a member of the Governance Board and six years as Chair of the NFU Communications Group. Guy is also a Trustee of FACE (Farming and Countryside Education) and a past Chairman of the Landskills New Entrants Committee. He has also recently served on the Board of the HGCA (Home Grown Cereals Authority), retiring in March 2014.
Guy is a Fellow of the Royal Agricultural Society and recipient of an Honorary Doctorate for services to Agriculture from Essex University.