(ShareCast News) - Imperial Innovations announced a new chairman on Wednesday, appointing David Newlands to the post in a non-executive capacity with effect from the start of its new financial year - 1 August.The AIM-traded firm said that, after its announcement on 21 March that Dr Martin Knight would be stepping down as non-executive chairman and director, the nomination committee carried out a rigorous assessment of available candidates, and concluded that Newlands met the criteria for the role given his extensive board experience.Dr Knight will step down as a director of the group on 31 July, it confirmed.Among his numerous previous board positions, Newlands was formerly chairman of PayPoint, Tomkins, Britax International, Kesa Electricals and HellermannTyton."We are delighted that David has agreed to take on the chairmanship," said Dr Knight."His extensive business background will be invaluable and is highly relevant to Innovations and its maturing portfolio companies. I am very pleased that the group has attracted someone of his experience and calibre."