The Big Issue, the Eden Project and Jamie Oliver's restaurant Fifteen are examples of social enterprises. So are award-winners Divine Chocolate, a fair trade chocolate company co-owned by the cocoa farmers cooperative KuapaKokoo in Ghana and Timewise, which connects professionals with flexible employment opportunities.

Social enterprises operate in a range of industries, here's some you may have heard of…

Cafédirect is the UK's largest Fairtrade hot drinks company.

Elvis & Kresse takes industrial waste materials, turns them into stylish luggage and hand bags and donates 50% of the profits to the Fire Fighters Charity.

Hill Holt Wood educates at-risk youth in an ancient woodland.

CSH Surrey is a pioneering social enterprise in the healthcare world that is run by the nursing and therapy teams it employs.