Originally from Denmark, Castello Hansen lives and works in Sweden. He was trained as a goldsmith at Ole Lynggaard in Hellerup, Denmark and holds a MA from Royal College of Art, London, UK. He was the 1994 Winner of Platinum Award, UK and received the first prize in the Jewellery and Hollowware competition during the Copenhagen-Cultural Capital of Europe in 1996.

Castello Hansen has shown his work in numerous international exhibitions and is represented in private and public collections : Dallas Museum of Art, USA ; Victoria & Albert Museum, UK ; Design Museum, Danmark. The Danish Arts Foundation’s Jewellery Collection ; Copenhagen Goldsmiths’ Guild, The National Museum, Sweden ; The Röhsska Museum, Sweden.