 The company regularly co-produces films with international partners such as Lars von Trier's company Zentropa Entertainments – including "Dogville" (2003), "Manderlay" (2005), "After the Wedding" (2006), "Dear Wendy" (2004), "Brothers" (2004) and "Wilbur Wants to Kill Himself" (2002).Sigma spearheads indigenous production at their production and post-production facility Film City Glasgow.Sigma founded the charity JUMPCUT, the UK's one and only mentor-led, intensive fast-track for new-entrants from disadvantaged backgrounds.