Success Stories

Embracing Clients Impact

All Success Stories
H&Z product & business innovation visual: confident consultant in an orange shirt with a blue H&Z heart graphic overlay | H&Z

IMPACT YOU CAN POINT AT

Every engagement on this page started with a decision someone could not postpone. Rising cost pressure, a supply chain that stopped being predictable, a transformation that had stalled somewhere between ambition and execution.

What follows is not a portfolio. It is a record of what changed, told with the numbers that changed, and named by the people who lived through it.

Rail

Hidden champion on rail

Facing rising tender requirements, Vossloh standardised its product and sustainability proofs with H&Z, accelerating bids, reducing risk, and enabling data-driven optimisation.

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Healthcare

B. Braun’s global integration journey

H&Z partnered with B. Braun to unify indirect procurement across 60+ countries and 40,000+ suppliers, creating one operating model with governance, category frameworks, and streamlined policies.

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OUR CLIENT IMPACT

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Success Story
 

Procurement became a decisive lever to protect margins, enable growth and strengthen position of Sumitomo Electric Bordnetze (SEBN) as a resilient Tier-1 partner.

Three MacGregor workers in high-visibility jackets observing crane equipment at a shipyard | H&Z
Success Story
 

How MacGregor established an independent procurement function that delivered savings above target, strengthened governance and positioned procurement as a strategic contributor.

Exterior view of the HARTING office building with a curved wood-panelled entrance canopy | H&Z
Success Story
 

How HARTING strengthened operational resilience across its global production, logistics and IT landscape, building the capability to protect value creation.

keenfinity building | H&Z
Success Story
 

How Keenfinity Group built an independent procurement function after the €1bn Bosch carve-out, delivering EBITDA impact above plan within the first standalone phase.

Company signage on a wall with the tagline "enabling green mobility" behind a staircase railing, representing corporate sustainability focus and infrastructure services.
Success Story
 

Facing rising tender requirements, Vossloh standardised product and sustainability proofs with H&Z, accelerating bids, reducing risk, and enabling data-driven optimisation.

Large industrial manufacturing machine with workers in protective suits inside a clean production facility, representing consulting expertise in high-tech manufacturing and process optimization.
Success Story
 

Brückner Maschinenbau, together with H&Z, has built a quality culture that goes beyond technical precision.

Automated assembly line with robotic arms constructing a car body, reflecting manufacturing innovation and consulting services
Success Story
 

Within three months, H&Z and an automotive supplier identified and implemented SG&A levers, reducing overhead costs and boosting profitability across global functions.

Industrial robotic arm working in a manufacturing facility, illustrating advanced automation and process efficiency achieved through consulting expertise.
Success Story
 

Haselhorst Associates secured the future of an automotive supplier through targeted restructuring and operational management.

Female lab technician inspecting glass bottles in a beverage production facility, highlighting quality control and operational excellence consulting in the food and drink industry.
Success Story
 

With a tailor-made restructuring concept, Haselhorst Associates stabilised a leading beverage manufacturer and ensured its long-term viability.

In their words

WHAT OUR CLIENTS SAY

In the past, the operational effort involved with suppliers was enormous. Today, the JAGGAER software solution makes supplier relationship management easier for us and offers RATIONAL full transparency. The tool has reduced the operational effort. This allows us to concentrate more on relevant issues such as strategic alignment.

Alice Lüddecke

Alice Lüddecke

Project Team Member

We have transformed our value reporting into a variance-oriented standard reporting based on a unified data foundation with the use of SAP SAC.

Ursula Urbas

Ursula Urbas

Vice President Corporate Controlling

We are grateful that aneon is accompanying us throughout the implementation and simplifying the rollout for Siltronic with “Change & Communication” and reducing the internal effort.

Gunnar Brender

Head of Strategic Purchasing

We have worked with the H&Z team on a wide range of clinical and non-clinical procurement savings initiatives over the last three years. They have seamlessly worked with our business, and consistently delivered against plan.

Martin Alley

Martin Alley

Supply Chain and Procurement Director

We work more efficiently today, and our products are improving. This saves time and money – and increases our responsiveness to customers.

Timo Budzinski

Timo Budzinski

Head of Sustainability

Working with H&Z was a crucial turning point for LIFTKET. Their targeted approach to process optimization and their innovative production concepts, have enabled us to significantly increase our output and efficiency while maintaining the highest quality standards. This project has laid a strong foundation for sustainable growth and has enabled us to meet increasing market demands with confidence.

CEO of LIFTKET Group

H&Z.digital is characterized by not only mapping the status quo in a solution, but also thinking ahead and being able to develop and implement technological ideas that fit our business (…).

Jessica Muthweiler

Head of Business Intelligence

H&Z combined deep expertise in sustainable transformation with a strong focus on measurable results. Their team worked closely with us, providing hands-on support and strengthening our capabilities throughout the project.

Zeljko Glisin

Zeljko Glisin

Executive Officer Procurement & Supply Chain Management

Customer centricity is more than a strategy—it’s a mindset. With H&Z, we’ve succeeded in making this mindset tangible for our global leadership team. The combination of creativity, customer dialogue, and structured reflection has helped us turn a strategic vision into shared conviction. This marks a decisive step in our journey to become a global leading customer-centric thermoplastics provider.

Matthias Schönberg

Matthias Schönberg

CEO

I can only say that working with you was a pleasure throughout. Your team was engaging and clear, understand their work down to the last detail and are a pleasant team to work with.

Clemens Friedl

Clemens Friedl

Managing Director

For us, quality is not a final check but a mindset that flows through every part of our organisation. With H&Z, we built the framework and the conviction to lead through quality.

Nicolas Beyl

Nicolas Beyl

CEO

The cooperation was characterised by a high level of professionalism, swift and precise support, and a consistently structured approach.

Kira Brings

Kira Brings

Programme Management Smart City

WHAT SETS US APART

Four things show up in every story on this page.

We stay until it runs

Our work does not end with a recommendation. We stay through rollout, hypercare, and the first full reporting cycle, because a strategy that never reaches the shop floor is not a result.

Warehouse interior with shelves stacked with boxes and pallets, symbolizing supply chain logistics for business consulting.

Your team owns the outcome

We work inside your organisation, not alongside it. Joint teams, shared decision rights, and expertise that stays with your people after we leave.

Collaborative brainstorming session with hands sketching diagrams on a whiteboard, illustrating strategic planning and creative problem-solving in our consulting projects.

Numbers agreed before we start

Every engagement is measured against a baseline both sides sign off on. Savings, throughput, and working capital are tracked in your systems, not in our slides.

Hand-drawn flowchart on paper over product brief documents representing project planning and user goals for business consulting.

Senior people on the ground

The partner who scoped the project is the partner in the workshop. Small teams, deep expertise, and no handover once the work begins.

Two professional women engaged in a discussion at a table with city skyline in the background, illustrating collaborative consulting conversations and client engagement.
Tailored Consulting

THE WORK BEHIND THE RESULTS

Every story on this page came out of one of these service lines. From strategy design to hands-on delivery.

Procurement

Unlocking external value through smarter sourcing and stronger supply.
Aerial view of blue semi trucks lined up at a warehouse loading dock, representing logistics efficiency and supply chain management in consulting solutions.

Operational Excellence

We improve operations end to end by reducing costs, freeing up cash and increasing performance with measurable impact.
Minimalist white cube on a smooth surface with soft lighting symbolizing clarity and solid solutions in consulting services.

Product Improvement

Cut costs, accelerate engineering and build scalable architectures for faster decisions and better products.
Modern industrial facility with sleek metal architecture representing manufacturing and operational excellence, aligning with our consulting focus on performance improvement.

Organisational Efficiency

Reduce SG&A, redesign operating models and build leaner structures with measurable EBITDA impact.
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Digital & AI

Transforming business performance through intelligent digital solutions.
Minimal geometric white cube rolling over a futuristic digital planning dashboard representing innovative solutions, data integration and strategic consulting

Corporate Restructuring

Guiding organisations through critical transformations and turnaround recovery.
Abstract view looking up through glass building facades reflecting the blue sky, symbolizing transparency, modern architecture, and visionary perspectives in consulting.

Sales & Customer Experience

Creating commercial systems that grow revenue and deepen loyalty.
Modern stainless steel building with curved surfaces illustrating innovative architecture and forward-thinking infrastructure solutions in consulting.

OUR LATEST INSIGHTS

Success Story
 

Procurement became a decisive lever to protect margins, enable growth and strengthen position of Sumitomo Electric Bordnetze (SEBN) as a resilient Tier-1 partner.

Workshop on impact measurement with the smart city team of the City of Mönchengladbach
Article
02.09.2026

Together with the city of Mönchengladbach we developed a systematic approach to measuring the impact of smart city initiatives and to embedding them sustainably.

Mock-up of the H&Z study Defence Ramp-Up 2026 on a light blue background | H&Z
Strategy Paper
13.08.2026

Europe’s defence ramp-up will be decided by industrial execution: how quickly manufacturers can scale production, strengthen the supply base and decide at the pace of demand.

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LET US MAKE AN IMPACT TOGETHER

Whether it is digital transformation, shifting supply chains, sustainability, or financial resilience, we help you turn your ambitions into measurable impact.

With head, heart, and hand, we combine strategic clarity, close partnership, and hands-on execution, from strategy to implementation.

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Stefan Herz in conversation, framed by the blue H&Z Heart brand icon | H&Z