John Jeffcock

John Jeffcock is Chief Executive of the award winning C-Suite network business Winmark. As CEO of Winmark he has oversight of 16 C-Suite networks, with 700 multinationals, across 18 countries, including the world leading Chief Sustainability Officer network.

He is a former infantry Captain in the British Army, decorated for distinguished service, first Gulf War, and he later ran the Northern Cordon around Sarajevo for the UN, during the war in Bosnia. He has an MA and MBA, sits on five educational boards and his external work focuses on social mobility.

He has written two books of war poetry (Heroes: 100 Poems from the New Generation of War Poets and Book of War), proceeds from both going to injured soldier charities. In 2020 he was commissioned to write a book on the C-Suite by Bloomsbury. His book The Suite Spot: Reaching, Leading and Delivering the C-Suite was launched in 2022 in the UK, USA and Australia.