Nonprofits: 501(c)3 and other non-governmental organizations fighting for human rights and social justice, sustaining our physical environment, or supporting the arts
Cooperatives: worker, consumer, and producer co-ops (democratic commercial enterprises owned and governed by the people who use them)
Artists: writers, musicians, painters, filmmakers, photographers, etc.
Others contributing to the common good: foundations; grassroots activists; organized labor; political parties & campaigns; land trusts; academic & educational projects; social service government agencies; small personal projects that generate no net income; for-profit organizations & individuals who serve the nonprofit/cooperative/artist sectors