This edition contains selected papers presented at the international conference on sustainable materials science and engineering, which was held in paris from 15 to 17 july 2015. This conference is organized by academics and researchers belonging to different scientific areas of the c3i/polytechnic institute of portalegre (portugal) and the university of extremadura (spain) with the technical support of scienceknow conferences.The event has the objective of creating an international forum for academics, researchers and scientists from worldwide to discuss worldwide results and proposals regarding to the soundest issues related to modern materials and processing technologies.