
Lean Six Sigma Resources
A free resource for Lean Six Sigma professionals who want to keep their skills sharp without the pressure of formal training.
No noise. No pressure. Just real conversations and practical learning.

Stay sharp with weekly micro‑refreshers Short, practitioner‑friendly prompts that help you keep your skills alive without committing to a full course.
Access member‑only tools & templates Early access to checklists, guides, and resources before they’re released publicly.
Connect with peers who “get it” A place to ask questions, share wins, and learn from other professionals without judgment or ego.
Be part of shaping LSS Refresh Founding members help guide what resources, tools, and topics we build next.

Working Lean Six Sigma professionals
People returning to the field after a break
Newly certified practitioners who want support
Experienced belts who want a low‑pressure place to stay sharp
If you care about doing the work well — you belong here.

Weekly skill refreshers
Access to the private discussion space
Early access to new tools
Invitations to member‑only sessions
Priority input on future LSS Refresh resources
No fees. No commitments. Just join and participate as much or as little as you want.
“Initially I found the idea of refreshing my skills to be quite daunting and overwhelming. Nathaniel is quick to answer any and all questions and always posts helpful responses. I now feel as though I have a support system of professionals and am better equipped to help my clients.”
— LSS Refresh Member
“In reviewing your posts and webinars, I was SO impressed with the content. I’m so happy I signed up and look forward to learning more.”
— LSS Refresh Member
I’m Nathaniel Merwin, a Lean Six Sigma Black Belt. After 19 years in the field, I built this resource library and community to give practitioners a simple, low‑pressure way to stay sharp without committing to a full course.
My goal is simple: help practitioners stay confident, current, and connected to the craft.
What to expect
Free Membership in our Lean Six Sigma Community
One short lesson per day (3–5 minutes)
Practical examples you can apply immediately
No spam, no pressure