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Action on Salt

Staff Profiles



Graham MacGregor CBE - Chairman of Action on Salt and Action on Sugar, 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 and The London) and Honorary Consultant Physician at St George's Hospital, London. Professor MacGregor set up Action on Salt 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 - Campaign Director, Action on Salt and Action on Sugar
Phone: 0207 882 6018 Email:

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 and sugar reduction campaigns at Action on Salt since 2007 and Action on Sugar since its establishment in 2014. 

Katharine is also a visiting lecturer on nutrition at several UK Universities and delivers healthy eating sessions for people living with HIV. Katharine is Chair of the Campaign for Better Hospital Food, and Chief Executive of our sister charity, Blood Pressure UK.


Sonia Pombo - Campaign Manager, Action on Salt
Phone: 0207 882 5941 Email:

Sonia studied for a BSc in Molecular Medicine at the University of Sussex before completing a Masters in Nutrition 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 Action on Salt, including annual Salt Awareness Week, and the award-winning health app FoodSwitch. 


Mhairi Brown RNutr (Public Health) - Policy and Public Affairs Manager, Action on Salt & Action on Sugar
Phone: 0207 882 6219 Email:

Mhairi is responsible for developing the influence and profile of Action on Salt and Action on Sugar, to gain impact with Parliament, policy and decision makers. Mhairi is also Programme Manager for our international arm, World Action on Salt, Sugar and Health. Having studied for a BSc in Chemistry with Environmental and Sustainable Chemistry at the University of Edinburgh, Mhairi completed a Masters in International Public Health Nutrition at the University of Westminster. She is a visiting lecturer on nutrition policy at several UK universities and is also a Trustee of the Association for Nutrition.



Zoe Davies -  Nutritionist, Action on Salt and Action on Sugar
Phone: 0207 882 5941 Email:

Zoe studied for a BSc in Nutrition, Health and Lifestyles at Sheffield Hallam University. Since graduating, Zoe has worked in health promotion with those with Type 2 diabetes, weight management and ran type 2 diabetes prevention classes with the National Diabetes Prevention Programme. 

Zoe manages our FoodSwitch app and works on salt and sugar reduction projects within the team, including regular project surveys and our annual Salt Awareness Week and Sugar Awareness Week


Sheena Bhageerutty (ANutr) - Assistant Nutritionist, Action on Salt and Action on Sugar

Sheena has a BSc in Nutrition & Health from University of Roehampton and a Masters in Nutrition for Global Health from LSHTM. Sheena previously worked at Mytime Active as a Nutritionist to deliver MEND sessions (Tier 2 lifestyle weight management services) to enable children, parents and post-natal mums to have a healthier, fitter and happier lifestyle.

Sheena supports the team with sugar and salt surveys as well as working on the FoodSwitch app, keeping the database up to date. Sheena is a Registered Associate Nutritionist.

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