Lean Sigma is an advisory, consulting and training (ACT) provider of operations management and operations research services.
With origins rooted in lean thinking and six sigma methodologies, our core expertise lies in enhancing enterprise value and profitability centered on optimising business processes, leveraging the combination of human talent, technology and data.
Our expanded value offering has further evolved to acknowledge and incorporate advances in data science and artificial intelligence as enablers of organisational performance.
Delivered through our tailored approach and bespoke methodologies, we collaboratively partner with organisations to achieve sustainable breakthrough performance excellence and tangible bottom-line impact within dynamically evolving environments.


We value collaborative partnerships, with our engagement strategy structured on leveraged integration of existing organisational talent and resources, channeled by our bespoke methodologies, in navigating the journey to performance-driven enterprise value.
Our STAR model is a systems-based deployment framework that interlocks the essential components of organisational performance excellence. Individually, each of our bespoke methodologies target organisational "pain points" towards performance optimisation. Collectively, these methodologies work synergistically to deliver breakthrough performance excellence through collaborative engagement on challenge analysis, solutioning, design and implementation of bespoke solutions.
Our trademark axial performance excellence (APEX™) model provides the axis around which our bespoke methodologies are structured and integrated.
SOLVE™ - our flagship methodology rooted in operations management -focuses on internal business processes, targeting "pain points" through systematic problem solving, driving out non-value added waste and variation in business operations driving increased profitability.
REACH™ - our the bespoke methodology founded in operations research - focuses on external engagement with current and prospective clients, deploying an array of proven market-researched tactics in optimising business revenue streams.
TOTAL™ - our breakthrough methodology incorporating behavioral science - unleashes and channels latent human insights in realising the a-ha! moments that impact sustainable enterprise value creation and delivery.
QWEST™ - our validation methodology centered on data science - identifies and visualises critical performance indicators, with real-time monitoring allowing for objective, data-driven decision making.


It is our privilege to have been engaged in collaboratively partnering with leaders, teams and associates from these organisations:

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