Dunsmore will take over from current chief executive, Tony Frogatt when he leaves the company on Nov 1.
Sir Brian Stewart, S&N Chairman, said: “The board is very grateful to Tony for his leadership in developing the company during his time as chief executive and we look forward to John Dunsmore continuing to take S&N forward for the benefit of shareholders and stakeholders alike. The directors wish Tony well for the future.”
Dunsmore joined S&N as a graduate trainee in 1980 and went on to work outside the company for 11 years before re-joining as corporate development director in 1996. He has been managing director of the Western European business since May.