Jonathan Jenkins 

CEO of Social Investment Business


Jonathan Jenkins is CEO of Social Investment Business, one of the largest UK social investors, which has invested over £200m in 1000+ charities and social enterprises in the past ten years. Jonathan has over 15 years’ experience in fundraising for SMEs from his City career, which included time at a UK merchant bank, and culminated in his role as Managing Director of Plus Markets, a stock exchange created by his family to enable access to capital for smaller companies. In his time at Plus, over 500 companies raising over £1bn.

 He joined UnLtd in September 2008 as Director of Ventures, specifically tasked with creating the investment readiness programme and team, to meet the clear requirement for such intermediary support within the social investment market. He co-created UnLtd's successful seed co-investment programme - Big Venture Challenge - in May 2011 with Jo Hill.   He was seconded to NESTA to work on their Big Society Finance Fund and also to support them in their work for the Interim Big Society Capital Investment Committee.

He left to become CEO of Social Investment Business in September 2011. In his time there, he created a speciliasm in investment readiness programmes, designing the well-regarded Investment and Contract Readiness Programme.

He is also a proud non-exec and trustee of a number of third sector organisations: Ethex, Star Wards, Isleworth Blue School Foundation, Isleworth and Hounslow Charity.