Sixsigma DSI

ASQ and IASSC are both accredited Lean Six Sigma certification bodies but differ significantly in approach. ASQ requires work experience at the Green and Black Belt levels, plus a completed project for Black Belt, making it experience-backed. Its exams are open book and fees run $434–$585. IASSC, on the other hand, has zero prerequisites — anyone can sit fo...

Custom manufacturing services produce goods built to a customer’s exact specifications: unique dimensions, materials, tolerances, or configurations that standard production lines cannot accommodate. Every order is different. Every setup is potentially a new source of variation. And every defect gets discovered by a customer, not caught in a high-volume statistical ...

General Electric saved $12 billion in five years. Six Sigma made that possible.

No other corporate Six Sigma story has been studied more widely. No other CEO championed the methodology more publicly than Jack Welch. And no other company has shaped Six Sigma’s global adoption more directly than GE.

This case study covers what GE did, when they di...

An aircraft sitting on the ground costs money. A delayed flight costs more. A maintenance error can cost everything.

Aviation operates under a unique set of pressures that few other industries share. Safety requirements are non-negotiable and regulated by national and international authorities.

Operational complexity is extreme: a single aircra...

Satellite launch is one of the most demanding quality environments in any industry. A satellite that fails in orbit cannot be retrieved, repaired, or replaced at reasonable cost. A launch vehicle component that does not meet specification can result in mission loss. The supply chains that produce these systems involve hundreds of suppliers across multiple tiers, ea...