Ontario Prevention Clearinghouse (OPC) is Ontario's longest standing health promotion organization. It operates in English and French. It helps individuals, groups, and communities use health promotion strategies to achieve health and well-being.
See http://www.opc.on.ca/ (Canada)

Pan American Health Organization (PAHO) is an international public health agency with 100 years of experience in working to improve health and living standards of the countries of the Americas. It serves as the specialized organization for health of the Inter-American System. It also serves as the Regional Office for the Americas of the World Health Organization and enjoys international recognition as part of the United Nations system.
See http://www.paho.org/ (International)

People’s Health Movement is a world-wide movement coordinated by a global secretariat. Its objectives focus on health for all, universal access to health care, participation of people and organizations in public policy, and equity and sustainable development. The web site includes an array of reports, articles, and research with an international focus. It also includes the People’s Charter on Health.
See http://www.phmovement.org/charter/pch-english.html (International)

Prairie Women's Health Centre of Excellence (PWHCE) “is one of the Centres of Excellence for Women’s Health supported by the Bureau of Women's Health and Gender Analysis of Health Canada. The Centres are dedicated to improving the health status of Canadian women by supporting policy-oriented, and community-based research and analysis on the social determinants of women’s health. PWHCE’s goal is to improve the health of women in Manitoba and Saskatchewan in particular by making the health system more responsive to women’s and girls’ health and well being.” The PWHCE has published a community action research kit and CD (2005) on Rural, Remote and Northern Women's Health policy and research directions after a national study by the same name.
See http://www.pwhce.ca (Canada)

Praxis Project is “a national, non-profit organization that builds partnerships with local groups to influence policymaking to address the underlying, systemic causes of community problems. Committed to closing the health gap facing communities of color, it forges alliances for building healthy communities.”
See http://www.thepraxisproject.org/ (United States)