Some examples of social enterprises in the UK include:

1. The Eden Project is a charitable organization that runs a visitor attraction in Cornwall, England, focused on promoting sustainable living. It also operates a range of social and environmental projects around the world.
2. The Big Issue is a magazine sold by homeless or vulnerably housed individuals, with the aim of helping them to earn a legitimate income and break the cycle of poverty. The company is structured as a social business, with surpluses being reinvested to support the magazine's social mission.
3. Traidcraft is a fair trade organization that works with small-scale producers in developing countries to sell their products in the UK. It operates as a social enterprise, with profits being reinvested to support the company's social and environmental goals.
4. The Social Investment Business is a nonprofit organization that provides finance and support to social enterprises and charities in the UK. It aims to use the power of finance to drive social and environmental change.