The 16 full revised papers presented are carefully reviewed and selected from 40 submissions for presentation in the workshop as follows: First International Workshop on Web Information Systems Engineering for Electronic Businesses and Governments (E-BAG 2008), The Second International Workshop on Web Usability and Accessibility (IWWUA 2008), and The First International Workshop on Mashups, Enterprise Mashups and Lightweight Composition theWeb (MEM and LCW 2008).