CASH Staff

The CASH team is headed up by a Professor of Cardiovascular Medicine and made up of Nutritionists and Public Health Nutritionists registered with the Association for Nutrition. 

Graham MacGregor - Chairman and Professor of Cardiovascular Medicine

Phone: 0207 882 6217 Mobile: 07946 405617 Email:


Graham MacGregor is Professor of Cardiovascular Medicine at the Wolfson Institute of Preventive 
Medicine (Barts & The London) and Honorary Consultant Physician at St George's Hospital, London. 
Professor MacGregor set up CASH in 1996 and WASH in 2005 and is chairman for both. He is also 
chairman of Blood Pressure UK, sits on the board for the World Hypertension League 
and recently served as President of The British Hypertension Society.

Professor MacGregor's research work has focused on the mechanisms underlying the rise in blood 
pressure in hypertension, the importance of the renin-angiotensin system, and the influence of salt and 
potassium intake on health. Professor MacGregor has authored many scientific articles on various 
aspects of blood pressure and cardiovascular medicine.  


Katharine Jenner (RNutr) - Campaign Director (Maternity leave)

 Katharine studied for a BSc in Biological Sciences at the University of Exeter, initially following a career path in communications. Having obtained a MSc in Public Health Nutrition at the University of Southampton, Katharine has been working on, and is now responsible for the running of, the salt reduction campaigns at CASH and WASH since 2007. Katharine is also a visiting lecturer on nutrition at several UK Universities and delivers healthy eating sessions for people living with HIV. Katharine is also Chair of the Campaign for Better Hospital Food, and Chief Executive of our sister charity, Blood Pressure UK

Sonia Pombo - Campaign Manager

Phone: 0207 882 6229 Email:

Sonia studied for a BSc in Molecular Medicine at the University of Sussex before completing a Masters in Nutrtion at Kings College London. Since graduating, Sonia has worked for Leatherhead Food Research as a Senior Nutritionist within the Nutrition Research Department, assessing the health benefits of food products through intervention studies, and providing nutritional advice to the food industry. Sonia is now responsible for managing salt reduction campaigns at CASH, including annual Salt Awareness Week, and the award winning health app FoodSwitch.

Kawther Hashem (RNutr) - Nutritionist

Phone: 0207 882 6219 Email:

Kawther studied for a BSc in Nutrition at King’s College London. Since graduating, Kawther has worked for Unilever as a Development Nutritionist, before going on to work for Sustain: the alliance for better food and farming, on the successful Children’s Food Campaign. Kawther left Sustain, due to lack of funding, to work for Consumers International as nutrition and food safety programme assistant before joining CASH.