HR Change management Case Studies for Complex transformations

How complex transformations succeed under legal, social, and operational pressure

ACVENTICE supports organisations through complex HR transformations, mergers, restructurings, and change initiatives.

Who These Case Studies Are For

Senior HR leaders, transformation sponsors, and executive teams navigating high-stakes change in France and Europe, including:

  • Mergers & acquisitions under regulatory scrutiny
  • Restructuring and workforce reorganisation
  • Founder-to-corporate or scale-up transitions
  • Capability, governance, or operating model redesign
  • Digital transformation

In most cases, what undermines change is:

  • Ambiguity in decision rights and execution rules.
  • Underestimated people and social risk.
  • Misalignment between leadership intent and managerial reality.
  • Late or poorly structured social dialogue.

The case studies below show how framing and structuring change upfront prevents these risks and enables execution.

Why HR Change Fails (and what these case studies show instead)

Across France and internationally, organisations are under constant pressure to transform — often within tight legal, social, and operational constraints.

What You Will Learn From These Case Studies Each case study demonstrates how structured HR change management:

01

Prevents integration and execution failures before they occur

02

Protects people, performance, and leadership credibility

03

Enables faster, more predictable execution under constraint

04

Aligns strategy, organisation design, and managerial behaviour

Case Studies Overview

The case studies presented on this page reflect real transformation situations I personally led in my previous senior HR and change leadership roles within large organisations.

They illustrate the experience, methodologies, and decision-making approaches that ACVENTICE now applies when supporting clients.

Client names, brands, and identifying details have been anonymised to protect confidentiality. These examples are intended to demonstrate the strategic value, human impact, and measurable results achievable through structured HR and organisational change.

Anna Maffucci, founder of ACVENTICE and senior HR change management leader

Anna MAFFUCCI

Founder & President, ACVENTICE
HR Change Management leader

Case study 1 Framing & Structuring Change in a High-Stakes Acquisition

Service: Framing & Structuring Change

Sector: FMCG / Consumer Goods

Transformation scenario: Pre- and post-acquisition integration

Strategic intent: Accelerate growth and international expansion while preserving brand equity, talent, and organisational stability.

Business challenge: Integration risk before execution.

Results and business impact: Stable integration, retained talent, sustained performance.

Case study 2 Organisational Diagnostic & Design for High-Stress Teams

Service category: Organisational Diagnostic & Design

Sector: Financial Services (Customer Operations / Call Centre)

Transformation scenario: Departmental diagnostic and restructure to improve performance and well-being

Strategic intent: Understand and mitigate employee burnout, improve operational efficiency, and support future organisational redesign while maintaining service levels.

Business challenge: Burnout, role overload, and decision bottlenecks.

Results and business impact: Reduced burnout, improved performance, zero compliance issues.

Case study 3 Enabling Managers at Scale Across Diverse Markets

Service category: Capability Building & Manager Enablement

Sector: FMCG / Consumer Products

Transformation scenario: Rollout of a competency model and coaching methodology across a multi-country organisation

Strategic intent: Establish a common leadership and coaching standard that would improve execution and accountability in high-growth markets
and enable managers to translate strategy into day-to-day performance.

Business challenge: Scaling manager capability without losing relevance.

Results and business impact: Consistent execution, faster performance correction, stronger bench.

Download the full case study in PDF

Framing And Structuring Change In A High-Stakes Acquisition

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Download the full case study in PDF

Organisational Diagnostic to Reduce Burnout in High-Stress Call Centre Teams

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Download the full case study in PDF

Enabling Managers at Scale Across Diverse Markets

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