Cities Alliance

http://www.citiesalliance.org

 

C40 Cities Climate Leadership Group

http://www.c40.org

 

Ecocity Builders

http://www.ecocitybuilders.org

 

Global Parliament of Mayors

http://www.globalparliamentofmayors.org

 

ICLEI Local Governments for Sustainability

http://www.iclei.org

 

Metropolis

http://www.metropolis.org

 

Rockefeller Foundation--  100 Resilient Cities

http://www.100resilientcities.org

 

Shack/Slum Dwellers International

http://sdinet.org

 

Sustainable Cities Collective

http://www.sustainablecitiescollective.com

 

UCLG--United Cities and Local Governments

http://www.uclg.org

 

World Urban Campaign

http://www.worldurbancampaign.org/got-urban-solution-submit-it-habitat-iii-process