As the advancement of nanotechnologies paves the way for a broad scope of global applications that impact lives around the world, nanotechnology products’ market related definition and standardization become especially crucial to ensure proper management of nanotechnology commercialization and market expansion. Given this, the 4thInternational Roundtable on Nanotechnology (IRN 2016) highlights the theme of ‘ Nanotechnology Products Market Assessment: the role of Standardization ’ and invite worldwide institutions, industrialists, policy-makers and experts who are active in nanotechnology community to share their experiences and opinions on this issues.