About us

Envoy Partnership is a social value and impact management consultancy. We empower our clients to measure, demonstrate and enhance their social, economic and environmental impact. We guide organisations through all aspects of their social value journey, delivering high-quality independent evaluations, SROI and social value analysis, and impact management support.

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Oliver Kempton, Partner

Social Value International Level 3 Advanced Practitioner; BA, University of Oxford

Oliver is a social value consultant with 13 years’ experience of supporting organisations to understand, measure, communicate, and improve their social impact.

In 2011 Oliver co-founded Envoy Partnership. He sits on Social Value International (SVI)’s methodology sub-committee, and is an SVI Level 3 Advanced Practitioner of Social Value and SROI. He has taught on social value at the LSE, on the Executive MSc Social Business and Entrepreneurship programme, and at the Institute for Creative and Cultural Entrepreneurship, Goldsmiths College.

Oliver has supported several organisations with the development of their social value and social impact frameworks: He was part of the UK Green Building Council’s Defining Social Value Task Group which led to UKGBC’s Framework for Defining Social Value He currently sits on the BREEAM Social Impact Technical Working Group and the UCL School of Management IMPACT project, which focuses on measuring and managing social impact at the ecosystem level.

Oliver also runs SVDHA (‘Social Value in Development and Humanitarian Assistance’), a group focused on promoting social value within the development and humanitarian assistance sectors, building capabilities in social value, and improving the application of social value principles.

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Andy Gawin Warby, Partner

Fellow of the Royal Society for the Arts (RSA); Executive MBA, Cranfield University School of Management; MSc, University College London; BSc, University of Bath

Andy co-founded Envoy Partnership in 2011, and offers over 20 years of business and finance analysis consulting and advisory experience. He is a Fellow of the Royal Society for Arts (RSA) and holds a Masters in Built Environment and Sustainable Heritage (UCL’s Bartlett School), accredited by the Royal Institute of Chartered Surveyors (RICS). He is also an Associate Member of the Royal Society for Public Health.

Andy has pioneered Envoy’s methodology to analysing social value and process effectiveness, to guide a diverse range of corporate, public, and non-profit organisations in evidencing andmanaging their Impact. He leads Envoy’s work in health care and social prescribing, regeneration and construction, community investment, operational strategies, and procurement. He has sat on steering groups developing innovative models, including NHS West London Clinical Commissioning Group, the Mayor of London, and the UK Green Building Council.

Andy has worked with numerous volunteering and community projects funded by Big Lottery and the National Lottery Heritage Fund, and he is a trustee of a disability cycling charity. He provides pro bono impact monitoring guidance to small charities supporting BAME families and women’s rights.

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Chitrangshi Biswas, Project Consultant

Bachelors of Arts in Economics and Statistics from St Xavier’s College, Mumbai; MSc. in Development Management from The London School of Economics and Political Science.

Chitrangshi Biswas is a project consultant at Envoy Partnership. She holds a Bachelors of Arts in Economics and Statistics from St Xavier’s College, Mumbai and a MSc. in Development Management from The London School of Economics and Political Science.

Chitra specialises in quantitative analysis with academic experience in statistical tools like STATA, R and ANOVA. She has experience in managing projects from concept to completion, designing social welfare strategies and assisting and overseeing diverse research projects. Before joining Envoy, she worked as a graduate consultant with UN Women where her work focused on developing strategies and techniques to mobilize domestic workers in Georgia and facilitating the formalization of their work. Chitra has also worked as a research assistant at Indian Institute of Technology, KGP and done extensive research on seasonal migration and rural employment programs in developing countries.

Chitra is passionate about bridging the gap between research and on the ground implementation by bringing in latest academic theories to social value practices. Chitra, with her zeal to explore organisational and societal structures, is a strong advocate of gender inclusion and community driven development.

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David Noble, Social Impact Delivery Coordinator

BA in Radio Production, The University of Westminster.

David is a Social Impact Delivery Coordinator at Envoy Partnership. He holds a BA in Radio Production from The University of Westminster and has previously worked in financial services, evaluation, performance events, and stakeholder engagement.

At Envoy he supports clients with coordinating their impact research, delivery programming, partnership-building, database management, and data monitoring implementation. David combines financial data reporting experience, data monitoring and data mapping expertise, with stakeholder engagement and facilitation skills. He has worked with a number of corporates, as well as charities covering sports, young people, archives and SEND support.

David is passionate about Social Impact and the importance of community engagement on projects of all sizes. This is underpinned by a strong desire to have direct contact with local enterprises and community groups, and to identify the individual experiences within each project that deliver meaningful and lasting impact. David is committed to managing diverse sources of evidence and data, including unearthing and transcribing people’s stories. He offers strong experience in relationship-building and creative approaches to engaging with members of the public, business owners, and policy makers.

Hannah Barnett, Project Consultant

Hannah Barnett is a project consultant at Envoy Partnership. She holds a BSc in Public Health from the George Washington University and an MSc in Medical Anthropology from the University of Edinburgh. She has extensive experience designing, implementing, analysing, and disseminating mixed-methods research projects to investigate a variety of cross-cutting disciplines, including child welfare, drug use, juvenile justice, and reproductive health.

Hannah has a passion for applying strategic communication strategies to create actionable and accessible findings and drive social change, which she developed through her experience leading technical and research support to the public and private sectors.

Hannah specialises in using qualitative research to conduct in-depth, contextual examinations into the social drivers of health and human behaviour and is committed to incorporating sociocultural perspectives across the entire lifecycle of a research project. At Envoy Partnership, Hannah applies these approaches to health and wellbeing projects for a range of clients.

Rosie Maguire, Senior Associate

Rosie is a senior researcher with over a decade of experience in working with a range of stakeholders including local authorities, NHS organisations, the European Commission and national and local charities. She holds an MSc in Social Policy and Social Research at UCL’s Institute of Education, specialising in the use of qualitative methodologies in policy research, and a BSc in Mathematics with Statistics from the University of Manchester.

Rosie provides additional expertise in family services, early childhood development provision, and community based wellbeing and psychological support. Her work also focuses on designing, implementing and evaluating innovative social programmes which are based on robust research.

She is a skilled researcher, combining the academic rigour of both qualitative and quantitative approaches with strong design skills to make research appropriate to real life contexts.

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Atiha Chaudry – Senior Associate / Director, Equal Access Consulting

Atiha has extensive health inequalities and socio-economic research expertise, as well as community and voluntary sector experience gained over 25 years of community work. Atiha has served in important civic and community roles, including as non-executive Lay member for patient and public engagement at Manchester Health Care Commissioning Board; Chair of Greater Manchester BAME Network; and Senior Associate for Manchester BME Network CIC. She was appointed in 2012 as Deputy Lieutenant to support the work of HM The Queen’s Lord Lieutenant of Greater Manchester .

Atiha provides expert guidance on health and wellbeing outcomes, and systems insight into process effectiveness of health and social care commissioning. She has worked on a range of projects, conducting outreach, qualitative field research, and engagement with particularly marginalised and vulnerable groups, as well as with commissioners, and health and care professionals. Her recent work has focused on health inequalities, BAME community leadership and engagement, and community consultation.

Atiha is passionate about the involvement and engagement of patients in high quality health and care provision. She is a champion for the principles of equality, diversity and inclusion in the design and delivery of services.

Lycia Harper, Senior Associate

Lycia has worked in change management, community investment, operations consultancy for not-for profits, and brand and public relations. She holds an MSc in Responsibility and Business Practice and a BSc in Physics, and is a Fellow of the Schumacher Institute. She is also a member respectively of the Association of Sustainability Practitioners, and of the International Systemic Constellations Association.

Lycia is an organisational development consultant specialising in sustainability and change. She helps people develop ‘system sight’ – greater awareness of the dynamics of the social systems of which they form a part and how to intervene for the greatest impact. In simple terms, she helps people transform their teams and organisations and the impact of their programmes.

Lycia works with not-for-profits, civil society and commercial organisations and brings experience of a wide range of industries and contexts. An experienced facilitator, systemic coach and project manager, Lycia’s practice is based on complexity science combined with systemic constellations, an empirical facilitation practice concerned with how human systems flow and flourish.