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Want to transform your organisation in 90 days?

We deliver strategic initiatives that drive measurable improvements in both performance and employee engagement.
And we get it done in 90 days.

T-Mobile
M&S
Screwfix
Shaw Trust
Netjets

OUR TEAM

With over four decades of experience with organisations across a variety of sectors, and a team of execution focused Client Managers, Ninety Days will help you deliver the change that you want.

Arend Welmers

Arend Welmers

Managing Partner

Philip Curzon

Philip Curzon

Managing Partner

Charlie Widdows

Charlie Widdows

Partner

Ayesha Shakeel

Ayesha Shakeel

Client Manager

Molly Curzon

Molly Curzon

Client Manager

Britt Smith

Britt Smith

Consultant

T-Mobile Calibre Scientific Screwfix Netjets Shaw Trust M&S

Testimonials

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“The Ninety Days team helped us achieve major change in our organisation, to a level and within a time frame that we previously wouldn’t have thought possible.”​

Jane Macintyre | Pharmaceutical Press​

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“The Ninety Days process had a profound, positive impact on our team.”​

Andy Mielczarek | Chetwood Financial Ltd ​

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“Having worked with Ninety Days for over a decade in a variety of very different circumstances, I am able to confidently testify to the impact they are likely to have on almost any organisational challenge.”​

Jude Sheeran | Eduserve & Shaw Trust​

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“Working with Ninety Days has been inspiring. We had an ambitious vision and the ‘inside-out’ process really helped get everyone within the entire company involved with realising that vision. We set stretching goals, and we achieved them.”​

John Haynes | American Institute of Physics Publishing​

Emma Barret

Executive Assistant

Background Info

Arend works with our clients to design and deliver a process that drives the rapid, measurable improvements that you require. With over thirty years of experience in performance coaching, Arend has dedicated his career to helping organisations accelerate their performance and achieve tangible results.

A challenging, inspiring and highly regarded coach, facilitator and speaker, Arend has a reputation for designing and implementing interventions that challenge conventional practices and quickly generate value for client organisations.

Recent assignments have seen him designing and leading major leadership development and business change strategies in Lisbon, Paris, Berlin, New York and London.

 

Britt Smith

Consultant

Background Info

With over 15 years of experience, Britt specialises in organisational development across pharmaceuticals, healthcare, and energy sectors. Britt is renowned for leading transformative initiatives and navigating large-scale, global changes.

By focusing on innovative, human-centric solutions, Britt excels in coaching for resilience and high performance, fostering environments where individuals feel valued. Through strategic leadership and the integration of effective processes with cutting-edge strategies, Britt drives sustainable growth and organisational success.

Charlie Widdows

Partner

Background Info

Charlie’s career has led him from teaching to sales and marketing, to founding his own business development agency and onwards to co-founding innovation management platform Solverboard – designed to help organisations leverage the human intelligence available within their workforce to drive fundamental change.


Charlie’s brief at Ninety Days is to lead business development and digital transformation in order to help customers identify their most pressing organisational challenges.

Molly

Programme Manager

Background Info

Molly studied at Newcastle University and graduated with First Class degree in Philosophy. Molly supports our clients through all stages of their engagement with Ninety Days to ensure projects are executed as planned and that measurable outcomes are achieved. She has worked with a range of SME, public sector and private sector clients.  

Ayesha

Programme Manager

Background Info

Ayesha holds an MSc in Management and Strategy from the London School of Economics and Political Science, a degree in International Business, and a Diploma in Management Accounting. As a Client Manager, she collaborates with both public and private sector clients to execute projects within 90 days, delivering measurable impact.  

Ayesha is particularly experienced in managing Transformation Programmes for our clients.  

Dr. Raj Patel MBE

Practice Lead

Background Info

Dr Raj Patel was the Interim Medical Director of Primary Care for NHS England and NHS Improvement. He was previously Medical Director of NHS England for Lancashire and Greater Manchester as well as Director of Commissioning for Lancashire. He currently sits on the General Medical Council and the Doctors and Dentists Remuneration Body.

A Fellow of the Royal College of General Practitioners, Raj was a GP in Greater Manchester for thirty years and has held senior clinical leadership positions in the NHS, locally, regionally and nationally since 1997 as well as a GP advisor role at the Department of Health.

Raj has worked extensively with broadcast and print media in the past. He is a graduate of Manchester University Medical School and sat on the General Assembly of the university. Raj was awarded an MBE in The Queen’s Birthday honours list 2019 for services to healthcare.

Prof. Hilary Garrett CBE

Practice Lead

Background Info

Hilary, CBE, PhD (Hon), MSc, BSc, RGN, RHV, PGCE is an experienced public sector senior leader, recently retired from Deputy Chief Nursing Officer for England post at NHS England. Hilary continues to hold a post as a Non-Executive Director for the NHS Cheshire and Merseyside Integrated Care Board.

Hilary is a registered Nurse and Health Visitor with over 40 years’ experience of working in clinical, public health and leadership roles in the NHS. She held several Director posts across both commissioning and provider environments in addition to holding a Deputy Chief Executive post for both.

She led many local and national programmes of work focusing on improving quality, safety and the working lives of people in the health and care systems.

Hilary is also an accredited senior Executive Coach and Mentor and is passionate about supporting people to realise and achieve their potential. 

John Atkinson

Consultant

Background Info

John Atkinson serves as a consultant at Ninety Days, specialising in driving transformative change within organisations.

With a strategic approach aligned with Ninety Days’ mission, John collaborates with boards and executive teams to create actionable processes for immediate implementation, ensuring measurable outcomes.

With 30 years of experience, John brings a wealth of expertise to Ninety Days. He has designed engagement processes for the UN Food Systems Summit and supported the World Health Organisation during the Covid-19 pandemic. Notably, John oversaw the ‘Total Place’ program for the UK Government, demonstrating his ability to lead large-scale initiatives.

His pragmatic, hands-on approach, honed through work with global leaders in various sectors, adds significant value to Ninety Days’ interventions.

Mike Gill

Consultant

Background Info

Mike brings over thirty years of extensive NHS experience, including executive roles as Deputy Chief Executive and Director of Finance.

He has a proven track record in healthcare governance, having led transformation initiatives and improved governance arrangements at various levels within NHS organisations.

Mike’s expertise includes strategic financial planning, quality governance, and risk management. He has supported boards in delivering their strategic objectives and ensuring effective operational autonomy.

As a regular contributor to national board development programs, Mike provides invaluable insights and guidance to healthcare executives and non-executive directors.

Liz Leinhardt

Consultant

Background Info

Liz, RGN, PGCert Ed, BSc Hons MSc, is a highly qualified healthcare professional with extensive executive and operational experience in top-performing Foundation Acute Trusts, Primary Care, and Commissioning. Her exceptional track record includes consistently delivering performance standards and driving transformational change.

She collaborates with clinical and managerial teams to facilitate service transformation and sustainable change within organisations.

With 30 years of nursing experience and two decades in senior management, Liz possesses a wealth of knowledge in developing and delivering high-quality services.

Philip Curzon

Managing Partner

Background Info

With over forty years in senior leadership roles in both the public and private sector, Philip uses his experience to ensure that our clients execute the measurable change they have agreed upon.

In his most recent role Philip was CEO of an educational technology company which transitioned from a bricks and mortar publishing house to a global online content provider.

 An alumni of Harvard Business School, INSEAD and the Army Staff College,  Philip works closely with our clients throughout the 90 Day Cycle to ensure that together, we deliver the planned outcomes.

Impactful Leadership

We focus on producing measurable improvements in key leadership behaviours that directly impact organisational performance.

By benchmarking leaders against global standards and providing personalised coaching, we empower them to inspire, challenge, and guide their teams effectively.

Through our unique 90-day Accelerated Performance CycleTM, leaders not only develop new habits but also lead projects that deliver tangible economic benefits to the organisation, ensuring a clear return on investment in leadership development.

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Organisational Transformation

Our approach transcends mere change management, aiming for profound organisational transformation.

By meticulously assessing your organisation’s culture and leadership perceptions, we identify areas of alignment and discrepancies through our unique “heat map.”

This serves as a strategic guide, enabling targeted interventions and inclusive dialogues with senior leadership teams, fostering a culture of continuous improvement and adaptability that endures beyond our intervention.
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High Performance Culture

We instil a high-performance culture within your organisation. By engaging employees in strategic thinking, planning, and execution processes, we empower them to understand their individual contributions to organisational success.

This shift in focus from day-to-day operations to strategic alignment cultivates an environment where excellence becomes the norm, driving productivity, innovation, and competitive advantage.
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Arend Welmers

Managing Partner

Background Info

Arend works with our clients to design and deliver a process that drives the rapid, measurable improvements that you require. With over thirty years of experience in performance coaching, Arend has dedicated his career to helping organisations accelerate their performance and achieve tangible results.

A challenging, inspiring and highly regarded coach, facilitator and speaker, Arend has a reputation for designing and implementing interventions that challenge conventional practices and quickly generate value for client organisations.

Recent assignments have seen him designing and leading major leadership development and business change strategies in Lisbon, Paris, Berlin, New York and London.