This Working Paper summarises the current state of the external financing markets of the Social Enterprises targeted by the Employment and Social Innovation (EaSI) guarantee program. The report starts by elaborating on the interpretation of what constitutes a Social Enterprise under the EaSI program. It goes on to provide an overview of the EaSI Social Enterprise sector in Europe and a discussion of its external financing market challenges. It furthermore discusses initiatives undertaken to address the challenges Social Enterprises face on the debt market.