Jim Reeves

Jim, co-inventor of GravityLight, worked with Martin on the initial GravityLight concept, taking it from idea to reality. As co-founder and Technical Director of The GravityLight Foundation and Deciwatt Ltd, Jim now leads the R&D for GravityLight and future range development. 

Caroline Angus

Caroline is co-founder and Commercial Director of The GravityLight Foundation and Deciwatt Ltd. She's responsible for the commercial strategy and its implementation - from partnership development to managing the finances. 

Martin Riddiford

Martin is co-inventor of GravityLight. As a multi-award winning product designer, founding director of therefore design consultancy and involved in over 100 successful product launches, Martin is an invaluable technical advisor to GravityLight's development.

Ruth Turner

Ruth is our Commercial Strategy Officer. Ruth leads GravityLight's research and evaluation activities in Kenya and our communications. Before joining Gravity Light, Ruth worked on international issues for a number of UK Government departments, including the Department for International Development and the Foreign and Commonwealth Office. 

Hannah Nelson

Hannah is currently completing her MSc in Social Policy at LSE following a year travelling around Asia and Australia. She has recently joined GravityLight part-time to help with bookkeeping and preparing the financial accounts.

Eric Omondi

Eric Omondi leads GravityLight’s operations in Kenya - including establishing the foundations for our sales and inventory management processes and building a country-wide sales team. Eric brings extensive experience in retail and import-export in Kenya, most recently as the Retail Operations Manager at Dormans Coffee.