WISE has established itself as a solid community aiming at high quality research and offering the ground for advancing and progressing efforts in Web information systems addressed topics. Previous WISE conferences were held in Hong Kong, China (2000), Kyoto, Japan (2001), Singapore (2002), Roma, Italy (2003), Brisbane, Australia (2004), New York, USA (2005), Wuhan, China (2006), Nancy, France (2007), Auckland, New Zealand (2008), Poznan, Poland (2009), Hong Kong, China (2010), Sydney, Australia (2011), Paphos, Cyprus (2012), Nanjing, China (2013), Thessaloniki, Greece (2014) and Miami, USA (2015). The aim of this 17th edition of the conference series on Web Information Systems Engineering is to provide an international forum for researchers, professionals, and industrial practitioners to share their knowledge in the rapidly growing area of Web technologies, methodologies and applications.