An aerospace equipment manufacturer wants to improve his customer service levels and reduce his wip

Implementation approach

  • A Training and Action program

  • In depth training with regards Constraints Management (Theory Of Constraints)

  • Bottleneck/Constraint identification

  • Production flow controlled by Drum – Buffer – Rope

  • Marris Consulting's role was limited to the training of the staff and a few days of coaching and expertise


  • Improved the On Time In Full delivery performance from 70% to 99.8%

  • Reduced the level of Work In Progress by 30%

  • Significant improvement in working conditions (less stress, less fire-fighting, stable schedules)

  • Elimination of Premium Freight expenses (no late deliveries)

  • The Lean + Contraints Management approach rolled out to the other factories in the division.




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