Social Venture Network. Business for Social Responsibility. Net Impact. Grameen Telecom. Some of the most well-known names in progressive and socially-responsible businesses share a common touchpoint: Josh Mailman.

Seeking out what he calls "activist entrepreneurs," Josh Mailman gets excited about Napa Pharmaceuticals, Bright Horizons, Newman’s Own, Tom’s Shoes, and other businesses that do both well and good.

Learn more about for profit models for good at The Bridgespan Group.