Career
He played club rugby for Wasps, Harlequins, London Irish and Staines. Educated at Portuguese Regis School prep school and later Sherborne School, he is the son of Sir Jeremy Greenstock, a former high ranking British diplomat and the former United Kingdom Ambassador to the United Nations. Nick retired from full-time professional rugby in 2002, but played part-time with Harlequins and then London Irish 2002-2004 whilst working for the Royal Bank of Scotland.