Roger Van Diepen - Interim Executive – Turnaround & Relocation Mandates

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Wald, Switzerland

Experience

Jan 2013 - Present

13 years 1 month

Interim Executive – Turnaround & Relocation Mandates

Interim Executive

Multiple interim mandates in operational restructuring, plant turnaround, and company relocation
Private equity and investor-driven environments with high transparency and urgency
Strong focus on stabilisation first, then sustainable performance improvement

Korea, Republic of

President & General Manager

Heraeus Group

Full operational responsibility for 150-employee, EUR 200m revenue manufacturing plant
Led crisis-driven shutdown and production/customer transfer to China and Singapore
Managed strike, site blockade, union negotiations, government authorities and media
Executed asset transfer, legal liquidation, and customer continuity without loss of key accounts

Hungary

General Manager / Plant Leader

Honeywell

Full P&L responsibility for European industrial burner and boiler controls business
Led turnaround of multiple loss-making sites with declining delivery performance and morale
Relocated manufacturing from Switzerland to Hungary (400+ employees)
Closed German site (Arnsberg) and redistributed production across Honeywell network
Implemented Lean, One-Piece Flow, and governance
Converted a USD 2m loss into USD 3m operating profit within 24 months

Summary

Senior interim operations and plant leader with 30+ years of international industrial manufacturing experience, specialising in crisis stabilisation, loss-making plant turnaround, workforce discipline reset, and cross-border factory relocation within private equity and investor-driven environments.

Full P&L and end-to-end plant accountability in high-volume industrial manufacturing
Proven turnaround of loss-making operations under severe time and stakeholder pressure
Extensive experience relocating and consolidating production across Europe and Asia
Strong shop-floor authority with large workforces (400–500+ employees)
Deep Lean / Operational Excellence background (Six Sigma & TPS certified)
Highly experienced in union negotiations, restructurings, site closures and ramp-ups
Direct reporting to Private Equity partners, Boards, and investors

Skills

Crisis Stabilization & Operational Control

Rapid Restoration Of Execution Discipline Across Safety, Quality, Delivery, Cost And Workforce Performance
Implementation Of Daily Management Systems, Kpi Governance, And Escalation Routines
Stabilisation Of Customer Delivery Under Distressed Operating Conditions

Turnaround & Restructuring

Conversion Of Loss-making Plants Into Profitable Operations Through Cost Reduction, Productivity Improvement And Structural Resizing
Workforce Restructuring, Shift Model Redesign, And Management Team Reset
Balance Sheet Clean-up And Cash Preservation Under Investor Scrutiny

Factory Relocation & Manufacturing Consolidation

Execution Of Cross-border Production Transfers With Minimal Customer Disruption
Ramp-down And Closure Of Legacy Sites Combined With Controlled Ramp-up Of Receiving Plants
Integration Of Transferred Production Into Existing Operations

Workforce Discipline & Leadership Reset

Leadership Of Large, Unionised And Temporary-labour-heavy Workforces
Restoration Of Standards, Accountability, And Shop-floor Discipline
Direct Engagement With Works Councils, Labour Unions And Authorities

Languages

Dutch

Native

German

Advanced

English

Advanced

Education

Twente University of Technology

Mechanical & Biomedical Engineering · Mechanical & Biomedical Engineering · Enschede, Netherlands

Certifications & licenses

Six Sigma & Lean Manufacturing (Toyota Production System)

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Experience

Interim Executive – Turnaround & Relocation Mandates

Interim Executive

President & General Manager

Heraeus Group

General Manager / Plant Leader

Honeywell

Summary

Skills

Languages

Education

Twente University of Technology

Mechanical & Biomedical Engineering · Mechanical & Biomedical Engineering · Enschede, Netherlands

Certifications & licenses

Six Sigma & Lean Manufacturing (Toyota Production System)

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