Case Studies

The stories below show what our work looks like in practice, from tangible performance gains to stronger teams and more confident decision-making.

Case Studies

Luxury Hotel

Deploying a Continuous Improvement programme for a leading London 5-star hotel group.

Forensic Science

Derek Kennedy talks to Catalyst about his experiences with Lean Six Sigma during his time at FSNI/

Aegon

Wayne Fisher talks to Martin Brenig-Jones about his time at Aegon and getting Lean Six Sigma started.

Ricoh

Developing a European-wide Service Operating Model with Ricoh, a leading multinational imaging and electronics company.

South Street GP Surgery

South Street Surgery in Bishop’s Stortford is the first GP surgery to introduce six sigma and achieve the BQF Committed to Excellence Award.

Local Government

Accelerating Service Improvement Through a Hybrid Lean Six Sigma and Agile Approach.

Digital Gambling & Online Gaming

Building operational capability, engagement and performance through jargon-free, hands-on improvement training.

Financial Services Software

Reducing release lead times, improving quality and restoring regulatory confidence in a critical financial services platform.

A National Retail Supply Chain

Rapid Lean Six Sigma Transformation Across a National Retail Supply Chain.

Public Science & Research Sector

4,096% ROI delivered through Lean Six Sigma training and coaching.

Catalyst have given us excellent support in designing a programme that is tailored to fit our values and business needs.They have been particularly useful in helping us think about how to make the programme sustainable and the reaction to their initial training has been to create a very strong ‘pull’ from the operations to get more people involved.”

Sandra Fazackerley Operations Manager, O2

Catalyst have given us the tools, the support, and the relationship which actually makes it more fun and you can see the benefit of what’s in it for us….. its been delivered as a very integrated and good experience to be part of.”

Sue Billington Head of Programmes, Next Generation Contact Centres, BT Retail

Back in 2005 and over the past 20 years we have built up a sizable DMAIC belt program at all levels. Over this time the relationship with catalyst has grown into a real sense of partnership. Where we can reach out for support whenever we need or even just for a friendly catch up. Thank you for you last 20 years and looking forward to the next.”

Paul Hawyard Senior Continuous Improvement Engineer, CooperVision

Collaborating with Catalyst was one of the most impactful decisions we made.”

Europe Service Delivery Director Global Manufacturing & Services Organisation

Working with Catalyst to blend DMAIC and Agile created a really powerful hybrid approach to continuous improvement – we could see the impact across our team and the whole organisation.”

Business Black Belt Local Government

We used to have ideas but it would take months if not years to implement anything… and now we have done this in a few weeks.”

Dr. Mark Jenns South Street GP Surgery

There are any number of companies providing Six Sigma consultancy and training. Catalyst were unique in being able to provide material tailored to the Financial Services industry, and consultants who have relevant, practical experience that they could relate to people in different roles and at all levels. Their style is supportive, but not condescending, and they bring a touch of humour that is refreshing when considering applied statistics!”

Estelle Clark Quality Director, Financial Ombudsman

Six Sigma is a systematic approach with defined structures and methods, but it is the people who carry it, built on management commitment and participant skills, enthusiasm and endurance. Therefore implementing Six Sigma has a lot to do with making things happen through sensing the right direction in different national and organisational cultures – Catalyst has that rare and unique ability.”

Jesper Knudsen Six Sigma Programme Leader, Saint Gobain Isover

There is more to Six Sigma deployment than just the effective use of the tools. As a MBB deploying Six Sigma across our global business, the combination of the Healthcheck and the Masterclass course gave me a comprehensive deployment framework to align, confirm and communicate our Six Sigma strategy.”

Ian Smith Six Sigma Programme Leader, Huntsman Pigments

The professionalism and quality of their people is of the highest standard – and we have been and are very satisfied with their work, which greatly enhanced the success of our organisation.”

Business Transformation Lead Barclays

Key Results

Across a wide range of sectors, Catalyst has delivered measurable, high-impact results by helping organisations improve efficiency, reduce cost and unlock sustainable performance improvements. Below are six standout examples that highlight the scale and consistency of outcomes achieved across different industries.

Banking, Finance & Insurance

Catalyst delivered multi-million-pound impact through cost reductions, error elimination and revenue uplift, including savings in pricing, printing and operational inefficiencies.

Government, Public Sector & Education

Catalyst generated over £5m in cost benefits while significantly reducing service lead times, improving accessibility, efficiency and outcomes for public services.

Healthcare & Medical Devices

Catalyst enabled offline testing efficiencies that delivered £400k cost savings per annum, reduced variation in processes and improved overall operational control.

Industrial, Manufacturing & Engineering

Catalyst achieved over £1m in savings through reduced downtime, lower rework, improved productivity and more efficient use of materials and labour.

IT & Telecoms

Catalyst reduced defects, rework and customer issues while eliminating inefficient processes, delivering cost savings and a significant improvement in service reliability.

Technology

Catalyst delivered €9m in validated benefits within 12 months by reducing field visits, labour time and operational inefficiencies, with a further €6m pipeline identified.

Start Your Transformation With Catalyst by Your Side

We’ll take the time to understand your challenges and explore the best way to unlock potential in your people, processes and strategy.