Educational guide: Illustrative scenarios are examples, not claims about specific client projects.
Different emphases, shared goals
Lean emphasizes improving flow and removing unnecessary work. Six Sigma emphasizes reducing defects and unwanted variation. Many office and service operations benefit from both approaches.
An onboarding process may involve needless handoffs while also producing inconsistent results because criteria are not standardized. Fixing only one dimension can leave the other problem intact.
A Lean problem: waiting in a queue
A request takes fifteen minutes to complete but remains unassigned for three days. The opportunity is likely in routing, workload visibility, and ownership—not demanding that individual employees process requests faster.
Value stream maps and waste analysis can expose where elapsed time accumulates.
A Six Sigma problem: variation in decisions
Two experienced employees assess the same information differently because instructions are ambiguous. Define decision criteria, collect representative examples, analyze variation, and monitor consistency after the workflow is standardized.
You do not need sophisticated statistical analysis for every small process improvement. Start with the measurement appropriate for the risk and volume.
Combine the methods around a concrete objective
Map current work, identify waste and sources of inconsistency, test a redesigned workflow, and define controls to keep improvements in place.
Start with DMAIC or review the American Society for Quality's Six Sigma resources for methodological context.
← All articles and process improvement insights
Ready to make your workflow clearer?
We help teams map current processes, eliminate avoidable waste, clarify handoffs, and build practical systems that last.
Discuss a process improvement project →