Knowledge workers need to communicate and access knowledge while they work alone, in groups, sitting in their offices or on the move. This paper presents the MILK project, which aims at providing a knowledge management solution for these real-world needs. MILK is a novel knowledge management solution based on document archives and search engines, and focusing on people interaction, communities of practice and different knowledge work situations, including a mobile access environment. This paper presents the fundamental concepts of the project with a detailed view on MILK’s mobile environment.