Training "The Theory of Constraints in production"

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You liked the book "The Goal" by Eliyahu Goldratt? It's time to implement it!

Decrease your production cycles, create growth and accelerate your Lean program by applying Theory of Constraints / Constraints Management to your factories. Lean and the ToC aren't incompatible, on the contrary. Learn how to inject ToC in to your Lean approach. European training session by world expert Philip Marris (>30 years of experience of ToC in production).

Schéma explicatif du principe DBR de la Théorie des Contraintes anglais 




  • Teach participants how to improve rapidly, significantly and sustainably the operational and bottom line performance of their company
  • Understand the principles of the Theory of Constraints / Constraints Management approach applied to production
  • Know how to boost your Lean Manufacturing program by focusing actions on critical leverage points



19th of March 2020 (fr)

12th of May 2020 (en)

08th of October 2020 (fr)






Maine Montparnasse Tower,
central Paris, France

Access map



Philip MARRIS, Founder
and CEO of Marris Consulting,

TOC and Lean expert, author of

the french best-selling book

 "Le Management Par les Contraintes"




(Training activity recorded in France
 under n° 11 75 45692 75)





  • Analyze flow, identify the critical bottlenecks and use it to manage operations (S&OP, planning, scheduling…) with Drum Buffer Rope
  • Decrease WIP and production cycles while increasing sales 
  • Identify and focus on relevant improvement actions with Lean tools and methods (PDCA, SMED, Jidoka, OEE, ...) to leverage the critical resources in order to boost overall performance and dramatically improve your bottom line







1) Overview of the Theory of Constraints (part 1)

2) Case study: automotive OEM

3) Overview of the Theory of Constraints (part 2)

4) Step 1: Identify - Finding constraints

5) Step 2: Exploit

6) Case study: aeronautical equipment manufacturer

7) Miscellaneous: Little's Law

8) Step 3: Subordinate

9) Flow control: Drum Buffer Rope (DBR) and S-DBR

10) Our point of view: The 2 for 1 rule

11) Buffer management: Don't fall asleep on your buffers

12) Step 4: Elevate

13) Step 5: Go back to Step 1…or not

14) Our point of view: TOC, Lean and Six Sigma (TLS)

15) VAT plant typologies

16) Critical Chain approach in production and projects

17) Case study: ETO & MTO

This two day training is more consistent than the one day training in French with more case studies and more details about the five focusing steps of the Theory of Constraints




Find a training extract here



  • 1-day duration 
  • 1 day inter-company: 950 euros ex-VAT, lunch included for the French training session
  • 1 day inter-company: 1200 euros ex-VAT, lunch included for the English training session




  • The trainer, Philip Marris, who is a world expert of Theory of Constraints and Lean with over 32 years experience, helping over 200 different companies throughout the world, who worked with Eliyahu Goldratt and is the author of the French reference book on the subject
  • Concrete examples of implementation in various industrial environments


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