Implementation of Lean Construction (LC) can result in profound operational transitions in companies. The paper explores how different-sized companies in Finland, are approaching the Lean transition: which problems they have solved, and their current priorities. The objective is to increase the level of understanding of the LC implementation in Finland, following the latest publications in the field. The gained results provide starting points for future studies on LC Implementation and can increase opportunities for Lean managers to be more involved in all levels of the construction process. Data collection comes from Qualitative Analysis of semistructured interviews with collaborative visualization.