Marris Consulting : improving significantly and durably the performance of companies that design, produce, distribute and sell physical products

We assist companies with all their major processes:

  • Manufacturing (O.E.E, shop floor management, TPM, Quality ...),

  • Supply Chain (Product flow, S&OP, scheduling, distribution ...),

  • Research & Development and Engineering of products and processes,

  • Marketing & Sales (sales effectiveness, B2B and B2C ....).


Our teams have acquired extensive experience of large and small transformation projects in France, Europe and the rest of the world.

We are recognized as Theory Of Constraints (TOC) / Constraints Management experts; Philip Marris, Marris Consulting founder, is the author of the French reference book on applying the TOC in production (Summary available in English).

The company is also frequently solicited as experts in "Lean Manufacturing" and also "Lean Engineering" in the development of new products.


We always adapt our assignments to our clients specific environment ...
... we know every company is special

Few key figures:

  • Creation in 2005

  • 12 consultants and our network of partners.

  • 20% of our time is dedicated to internal training.

  • Over 1,500 books in our company library.

  • >20% annual growth over the 5 past years.

  • >50% of our projects are international: Mexico, UK, South Africa, Romania ...

  • More than 20 conferences and training sessions per year on ToC, Lean ...

  • We have a successfully completed over 270 projects in industry. To see descriptions of our assignements and client testimonials go to our case studies.

  • More than 300 videos about the Theory of Constraints, Lean etc. and client testimonials...

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