This document provides an overview of Lean Six Sigma project methodology. It discusses the DMAIC process which includes Define, Measure, Analyze, Improve, and Control phases. Each phase is described in terms of its objectives and key activities. Examples of tools used in each phase are also listed at both a light and comprehensive level. The overall goal of the methodology is to understand problems, identify root causes, implement solutions to address them, and ensure the improvements are sustained over time.