Top Lean & SixSigma consulting firms in the world

What are the top consulting firms in the world for clients seeking Lean & SixSigma expertise? The top Lean & SixSigma consulting firms in the world list presents the globe’s leading consultancy firms specialised in Lean & SixSigma, based on Consultancy.org’s unique global database of more than 10 million data points per year of clients and consultants, including expertise and consultancy projects delivered in the area of Lean & SixSigma.

The leading consulting firms for Lean & SixSigma services:

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