Working with you for the public

At Leapwise, our team is the reason we consistently deliver exceptional results for our clients.

Our consulting teams comprise highly skilled professionals committed to making a positive impact in the public sector. Each team you work with will have a blend of the sector expertise and experience that allows us understand your world, the specialist technical skills to address your specific challenge, and the core consulting skills required to work seamlessly with your teams and inspire change. We take an interdisciplinary and evidence-based approach to problem solving, embracing ideas from behavioural science, economics and management – but always focus first and foremost on getting things done.

We pride ourselves on our collaborative and client-focused approach, which allows us to work closely with our clients and co-create solutions – ‘doing with’ and not ‘doing to’.

Our Team

Tom Gash

Tom Gash

Managing Director

Tom Gash is Leapwise Managing Director, leading the organisation, overseeing its most critical projects, and developing many of Leapwise’s tools and methods. He has spent his career supporting decision making of ministers and prime ministers, senior officials and the boards of non-profits and private companies in the UK, Europe, Middle East, North America and Australasia.

Tom works at the interface of government, business and academia and is passionate about the need for better decision making to solve our most pressing social problems. Prior to becoming and independent adviser and founding Leapwise, Tom was Director of Research at the Institute for Government, where he was part of the organisation’s set up team and board and led a range of ground-breaking research to improve government effectiveness. Before this, he was senior adviser (Home Affairs) in the Prime Minister’s Strategy Unit in the mid-2000s, a role that followed a period supporting FTSE 100 executives as a strategy consultant with Boston Consulting Group.

Tom’s sector specialism is crime, security and justice and he operates across Leapwise service areas. He is the author of Times ‘Thought’ Book of the Year “Criminal: The Truth About Why People Do Bad Things” (Penguin, 2016), an in-demand international speaker on both criminal and organisational decision-making, and a regular media commentator (BBC, Sky, ABC, Fox) and government Select Committee expert witness. He has directed over 100 consulting and research projects and authored over 30 academic and practitioner focused articles, as well as articles for The Financial Times, The Times, The Guardian, WIRED, and Prospect Magazine. He is an Honorary faculty member of University College London and a Senior Fellow of the Institute for Government.


David Paul

David Paul is a Leapwise Director who has a proven track record of developing and delivering sustained performance improvement and business change across the public sector. After an early career in central government and the European Commission, David has specialised in the criminal justice sector, working with over 20 police forces and central government.

After an early career in central government and the European Commission, David has specialised in the criminal justice sector, working with over 20 police forces and central government as a management consultant with KPMG and other firms.

He has held senior policing roles as an Assistant Chief Officer and Programme Director. He was responsible for delivering a portfolio of major change in Sussex Police, realising £32m of savings and implementing core policing systems to improve performance and build collaborative opportunities. Recent work includes design of a shared service transformation programme with the Metropolitan Police Service.


Amber Mullins

Amber Mullins is a Senior Manager at Leapwise. She helps public sector organisations improve performance by leading projects on productivity, data-driven decision-making, and organisation development. Amber works hand-in-hand with leaders to support them through transformation and develop lasting capabilities in their organisations that can effectively handle change.

Prior to Leapwise, Amber worked in consulting at Deloitte across New Zealand and Canada, where she focused on public sector transformations. Notable projects include establishing a new Ministry in New Zealand that had a citizen-centred operating model, developing a shared service design centre for the Canadian federal government, and enabling a public tele-healthcare provider to provide additional support to people through COVID-19 .

She has a passion for solving complex social issues and is particularly interested in the application of human-centered design principles to effect social change.

In her spare time, she can be found travelling, cooking, reading, and learning a new hobby or skill.


Sean Cregten

Sean Cregten leads public sector consulting projects for Leapwise.  His work focusses on strategic planning and long-term decision making, and helping organisations develop capabilities and effective governance.

Prior to Leapwise, Sean worked across the New Zealand public and third sector on business cases, economic advice, and transformation and capability programmes as a consultant with PwC. He has a keen interest in dual-mandate organisations, regulatory design, and in how to tackle wicked problems that ‘fall through the cracks’ of traditional organisational structures.

Sean has experience getting endeavours off the ground, including launching a digital start up in Canada, creating advisory offerings leveraged for public good, and developing methods for teams to enjoy doing their best work together. He has an MBA with distinction from the University of Cambridge and a BA from the University of British Columbia.


Jules Taylor

Jules Taylor is the Executive Support at Leapwise, managing Tom’s diary and looking after the HR and Operational Admin for the Business. A Virtual PA since 2019, she had previously spent 12 years working in London supporting C-Suite and HR Executives as a Personal Assistant.

Prior to working as a Personal Assistant, Jules worked as a Travel Agent for over a decade, which allowed her to indulge in her love of travelling and seeing new places.

Outside of working, she is also a keen sporting volunteer. She recently supported the UEFA’s VIP & Protocol Team, both as a volunteer and volunteer recruiter, during the men’s and women’s tournaments at Wembley Stadium. Her career highlight was being given the opportunity to be a Games Maker at the London 2012 Olympics and Paralympics, based at Greenwich Park for the Equestrian.


Emma Turner

Emma is our Finance and Contracts Manager and therefore first point of contact for everything accounts and procurement related.

During her time working for a selection of government funded QUANGOs and other centrally funded organisations, Emma gained extensive experience working with start-up businesses and SME’s.

Prior to joining our team, Emma was Business and Finance manager at the River Restoration Centre – the knowledge and interest garnered led her to purchase a canal boat. She is also an ex-footballer, coach and referee who played in the first ever women’s national league. If Emma is not out walking or on her boat, she’s watching football or travelling.


Tanvi Bhatkal

Dr Tanvi Bhatkal is a senior consultant with Leapwise, with over 10 years of mixed methods research and project experience. She brings a strong quantitative research background, a passion for social justice issues, and experience and skills conducting research with vulnerable groups.

Prior to joining Leapwise, Tanvi worked at the Institute for Development Studies (IDS), the Overseas Development Institute (ODI) and independently as a research consultant, managing and supporting over 20 social research and development projects.

With an academic background in economics, development and social geography, she holds a PhD from University of Cambridge, where she also taught applied statistics to undergraduates, and an MSc from University of Oxford.


Robyn Whitaker

Robyn Whitaker is a Leapwise consultant, and a graduate of Durham University where she completed a MSc in International Business and Economics and holds a First Class Honours Degree from the University of Leeds. Robyn has experience in the criminal justice sector, working for a legal advisory service for those facing court without representation while completing her undergraduate degree.

Tu Minh Tri

Tri is an Analyst at Leapwise. Passionate about policy and international development, Tri has worked across a diverse array of public sector and non-profit organisations prior to joining the company. He holds a MSc from the London School of Economics and BA from the University of Cambridge, both in political sciences.


Martina Sole

Martina is an Analyst at Leapwise. She holds a Dual Master in International Affairs from Sciences Po and the London School of Economics, and a BA in Politics and International Studies from the University of Warwick. Martina has experience in public policy and strategic advisory for governments and public sector clients, with a deep interest in behavioural approaches to systemic change. 

Our Network


Nicola Hughes

Nicola Hughes is a Leapwise Associate and a consultant specialising in leadership. Nicola is an experienced facilitator, designing and delivering engaging, collaborative workshops and development programmes for a range of audiences from senior Westminster politicians to local community activists.

She works with public sector and charity leaders to help them set strategy and make better policy; some of her recent clients include the Young Women’s Trust, the Government of Jersey, London Councils, and the Cabinet Office.

Before going into consultancy, Nicola worked at the Institute for Government, where she led research and learning programmes on ministerial effectiveness. Previously, she was a senior policy adviser at Shelter and worked on governance in central and local government.

Nicola is a passionate supporter of environmental and social causes and a trustee of two social enterprises.


Charles Tugendhat

Charles Tugendhat is a Leapwise Associate and adviser with over twenty years’ experience in strategy and operations roles. With Leapwise, he has supported strategy development and performance improvement in national and territorial policing bodies in the UK.

With eight years’ consulting experience with Leapwise, independently and at the Boston Consulting Group, he has also held VP and strategy leadership roles at EMI and the BBC. Charles specializes in strategy and business model design, and has worked across industries. He is Lean Six Sigma certified and has a BA from Cambridge University.


Neha Mahendru

Neha Mahendru is an Associate Director with Leapwise with twenty years of experience across the charitable, public and private sector. She works with Leapwise and independently as an adviser and coach.

Previously, Neha was a Director at Impetus where she spent nine years supporting charities deliver sustainable impact and scale. And she was a management consultant with McKinsey and Optum Health, improving health care organisations through analytical insight and by building collaborative networks.

Neha is an accredited executive coach (AOEC) and is passionate about helping leaders at all levels reach their full potential.


Charles Thomas

Charles Thomas is an Associate Director with Leapwise, with over 20 years of experience working both as a consultant and senior manager across a mix of global organisations.

Recent work within the UK public sector has included advising the Chief Executives of several UK local authorities, the Aircraft Carrier build project and the setup of COVID response centres across the SouthEast.

Charles has deep expertise in large scale programme & capacity management, having designed & implemented over 100 customised solutions to help organisations forecast and improve performance by re-configuring their operations, typically providing audited improvements of 20% or more. He benchmarks his solutions within a sports forecasting methodology that has outperformed all bookmakers across the last five years.

He holds MEng and DPhil degrees from Oxford, where he still lives with his family indulging an ironman triathlon hobby and providing foster care for vulnerable children.


Vishal Singhal

Vishal Singhal is a Leapwise Associate and independent adviser who has previously worked with a number of consultancies including Strategy&, LEK and Teneo.

Vishal has broad experience across a number of industries, with recent projects including work in the energy sector, real estate and software services.

Vishal studied a Bachelors degree in Economics at the University of Warwick and a Masters degree in Technology Entrepreneurship at UCL. Vishal has also successfully completed all 3 CFA exams.


Richard Smith 

Richard is a Leapwise Associate. He helps leaders to find their path to growth, impact and value creation, drawing on 16 years’ experience working with leaders in strategic, financial, operational and human domains. His focus is on understanding and building leaders’ direction and purpose, creating the space for exploration and debate before clarifying objectives and techniques for success.

When supporting the process of change within an organisation, Richard’s work starts by expressing a clear direction of travel and then establishing effective processes to decide on actions and assess the results. The process itself delivers improved short-term effectiveness, while the discussions and experience creates the opportunity to change behaviours, attitudes and decision-making approaches in order to create sustained long-term increases in performance.

Richard started his career in consulting with Boston Consulting Group and worked from London and Mexico City on global strategy and transformation projects. He has also worked in strategy and leadership roles at the BBC, DMGT and Small Screen Media (a startup), and as an independent adviser. He has an MBA with distinction from INSEAD and an MA in Natural Sciences from Queens’ College, Cambridge, majoring in Experimental Psychology. He is married with two young children and everyday life includes school runs, homework and bedtime reading, as well as mentoring aspiring leaders who are building careers in social enterprise.

Want to work with us?

Leapwise also draws on over 20 independent consultants and experts with differing specialisms. If you have a passion for better decision making, strong skills and experience and wish to join our core team or our network, please contact us.