Teach For America - great example of social enterprise involved in deep social change. Not "selling anything" but a social enterprise because of their dynamic business plan, focused approach, and entrepreneurial spirit.
Redefining Education. Creating Entrepreneurs. Designing Change. Breaker’s mission is to drive social innovation and alternative learning by mobilizing interdisciplinary teams of young creative collaborators to help solve the world’s most pressing problems. We connect our teams of 18-24 year olds with global thought leaders and industry experts to answer major challenges like, for example, literacy and urban agriculture.
Top 10 Things you can do with an Enterprise Social Network. ( ESNs are also sometimes called Social Business Platforms or Social Enterprise Platforms or Social Business Process platforms. Examples are Saba, Jive Software, Yammer and Chatter.