From 2000 to 2008, Lockett was chairman of Live Communications, and was hired to organise the Queen's Golden Jubilee concert in 2002; he was appointed a Commander of the Royal Victorian Order for his services. Between 2011 and 2013, he was chief executive of the Thames Diamond Jubilee Foundation and was therefore responsible for organising the Diamond Jubilee Pageant on the River Thames. For this work, he was promoted to Knight Commander of the Royal Victorian Order in the 2012 Jubilee Honours. He was also involved in organising the 2012 Olympics Opening Ceremony in London. His company, Aura Events (of which he was chairman from 2005 to 2012), was also responsible for the opening of The Shard building in London.