David Newman lived in Europe and the Middle East until 2014 when he returned to the UK. He was the Executive Director of Greenpeace Italy 1994-1997; from 1999 until 2014 he led the Italian composting and biogas association CIC and he led the Italian Bioplastics Association from 2011 to 2015.
From 2012 to 2016 he was President of the International Solid Waste Association in Vienna and initiated the 2015 Global Waste Management Outlook report written by ISWA and UNEP. During this time (2012-13) he was personal advisor to the Italian Minister of Environment, Andrea Orlando. David founded and leads the Bio Based and Biodegradable Industries Association UK since 2015 which works to promote the bioeconomy in the UK.