Economist Claude Dorion manages MCE Conseils, a management consultancy specialised in collective enterprises. He helped create more than 50 workers cooperatives in Canada ( 4 000 members) and has been involved in hundreds of SSEE launch and development assignments. He has been active in structural and strategic studies on the subject and worked in some 25 countries. He contributed to some significant studies and development guides published. Author and consultant, he is a member of national and international networks of SSEE in Canada and Europe.