Dennis began his career as a British Army Officer, serving as Commanding Officer of an infantry battalion, for which he was appointed an OBE. He also held the position of Deputy Director of the UK’s Defence Crisis Management Centre. 
 
In the private sector, Dennis has advised global firms and government agencies on resilience. Recently, he served as CEO of a major wildlife conservation non-profit organization and is currently a Senior Research Fellow at UCL. 
 
“Having seen first hand the impact of extended operational tours on military personnel, I am keen to support and promote the vital work at Veterans With Dogs to support veterans experiencing mental health challenges.”