Jonah Grunsell

Managing Director

Jonah is an entrepreneurial leader, advisor, and consultant with over 23 years’ experience in strategy, sustainability, social impact, and system collaboration.

Passionate about helping organisations deliver inclusive and planet positive growth, he has worked with global companies across a wide variety of industries and sectors, including companies in FMCG, finance, logistics and technology, as well as central and local government, charities, foundations, and NGOs. His focus has been on designing, developing and implementing innovative solutions that create value for stakeholders, shareholders and, most importantly, people and planet. He has particular expertise in the social and governance aspects of ESG, as well as operating model design and transformation.

Jonah spent his early career at ‘Big Four’ firms, in senior roles advising central and local government and delivery agencies.

In 2010 he founded a specialist consulting firm advising a combination of government agencies and large NGOs on strategy, organisation development and social impact. He then moved on to advising UK and overseas governments on education improvement.

Since 2017, he has worked exclusively in sustainability. He was Deputy CEO of Aleron and then prior to joining 3Keel, was Managing Partner of Xynteo, a global sustainability consultancy with offices in Europe and India.

Jonah has also co-founded a sustainable restaurant in central London, been Board Chair for several NGOs, has an MBA and is a fellow of the RSA.