Cleantech Innovate Showcase: inspiring green innovations and technologies shaping our world. The event took place on 13 February, 2013 at the Institution of Mechanical Engineers. Over 80 applicants submitted their technologies and the finalists 40 British growth-oriented and venture-ready technology companies presented live at the largest innovation showcase of its kind in the UK. Jeremy North, Chairman of DEC gave a presentation of the Dearman Engine.