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From Resistance to Resilience: How a German Automotive Supplier Transformed Its Italian Plant with Lean


This was one of my first experiences deploying Lean—and to say I felt pressure is an understatement. As a young Lean practitioner, I was working for a prominent German automotive supplier, and I had been assigned to lead a Lean transformation at their Italian plant. Expectations were sky-high. The company needed results—fast—and I was determined to prove myself.

The False Start
Eager to make an impact, I dove in headfirst. We launched Lean the way I’d learned in training: PowerPoint slides, training sessions, posters on the walls, and rollouts of 5S, standard work, and kanban—all the classics.

But the reaction from the shop floor was cold, even hostile. One operator summed it up perfectly: “This Lean thing is just another way for management to squeeze us harder.” His words hit hard—but he wasn’t wrong. We had jumped into tools without building trust or truly understanding their world.

Within a few months, instead of improvements, we had chaos. Absenteeism rose. Quality problems multiplied. Workers seemed disengaged, and managers were frustrated. I felt like I was failing not only the company, but also the people I was supposed to help.

A Humble Restart
With my confidence shaken, I realized we needed to rethink our approach. Instead of pushing tools, I decided to listen. I spent a week on the shop floor, shadowing operators, chatting with team leaders, and learning about their daily struggles.

I quickly discovered that the real bottleneck wasn’t just inefficient layouts or missing visual controls—it was a deep sense of disconnect between management and workers.

So we brought everyone together—operators, maintenance, even some of the older toolmakers—and asked a simple question: “What makes your job harder than it should be?” That question opened the floodgates. They talked about missing materials, unreliable machines, and constant firefighting.

Small Wins, Big Impact
Instead of imposing Lean from above, we started co-creating it together.

One of the first breakthroughs came from a team leader named Lucia. She proposed reorganizing a key assembly line to reduce walking and waiting time. We ran a small pilot, and within weeks, her team cut changeover time by 40%—but more importantly, they felt proud.

Next came daily stand-up meetings—no fancy boards at first, just a whiteboard where they tracked simple issues like “Machine A jams at least twice a shift” or “Parts from Supplier B arrive late.” Teams prioritized problems and tested solutions.

Slowly, trust grew. Resistance turned into curiosity. Curiosity turned into enthusiasm.

The Results
Eighteen months later, the plant’s performance looked completely different:

  • Lead times were cut by 35%, helping to secure business from that key customer.
  • Quality defects dropped by 60%, thanks to operator-driven improvements.
  • Absenteeism fell below the industry average—a sign that people felt safer, more engaged, and proud of their work.

But the real transformation was in the culture. People felt heard. They felt ownership. Lean had become theirs.

Main Learnings
Looking back, I learned three invaluable lessons:
✅ Start with People, Not Tools – My biggest mistake was launching Lean with tools before building trust. People needed to know we were on their side.
✅ Listen First, Act Together – Once we started listening to the people who did the work, ideas flowed naturally. Lean stopped being a management project and became a team effort.
✅ Celebrate Small Wins – Big changes come from small experiments. Each success built confidence and momentum.

Conclusion
This journey taught me that Lean isn’t about forcing change—it’s about inviting people to shape it together. When trust grows, resistance fades. And when that happens, even the toughest challenges become opportunities for growth and pride.

If you’re starting your own Lean journey, remember: ask questions, listen deeply, and build trust. That’s how Lean stops being just a project—and becomes a way of life.

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Customer Stories

Lean Expertise

Diego combines deep Lean Manufacturing knowledge with practical solutions that drive real results. His clear, step-by-step approach makes complex concepts easy to understand and helps teams feel confident throughout the improvement journey.

Jim Mazanec Plant Manager – HWI

Lean Journey Start

The Lean manufacturing training was detailed and eye-opening. It helped us understand the depth required to properly implement and sustain Lean. We've begun applying the approach with a pilot area and are guiding other departments using the ideas and experiences shared in the training.

Pat Connaway Plant Manager – Calderys

Transformative Leadership Support

Working with Diego to implement our Operational System was a transformative experience. His deep knowledge and commitment, combined with a strong human approach, empowered and supported our team throughout the process.

Rodrigo Zamora Senior Engineer Production – BHP Escondida

Diego's Lean expertise helped optimize our purchasing and supplier development, improving collaboration, reducing inefficiencies, and driving cost savings.

Practical Continuous Improvement

The training provided a solid understanding of continuous improvement. One-on-one sessions created strong engagement with the instructor, and the well-structured content with examples and exercises helped us apply the concepts to improve our operational excellence assessment. Highly recommended.

Trent Bogar Plant Manager – HWI

Diego's Lean expertise helped transform our plant and supply chain through product and manufacturing improvements, delivering significant cost reductions. His leadership inspired the team to identify inefficiencies, implement solutions, and embrace a culture of continuous improvement.

Lean Leadership Driving Real Results

Diego's expertise in Lean Manufacturing transformed our plant and supply chain through reengineering initiatives, delivering significant cost reductions and lasting improvements. His leadership and ability to drive continuous improvement were exceptional. I highly recommend him to any organization seeking to optimize operations and achieve impactful results.

Javier Vergara Manufacturing Manager – Godrej

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