OECD - Organisation for Economic Cooperation and Development

OECD is best known for its publications and statistics, its work covers economic and social issues from macroeconomics to trade, economics, development and science and innovation.

OICRF is a study and documentation centre for cadastre, land administration and affiliated fields of interest

Oilwatch is a resistance network that opposes the activities of oil companies in tropical countries.

OISCA-International contributes to Humanity's environmentally sustainable development through a holistic approach emphasizing the interconnectedness of agriculture, ecological intergrity, and the human spirit.

One World

OneWorld has a vision of equitable and sustainable distribution of wealth amongst the world's population, underpinned by global attainment and protection of human rights and by governance structures which permit local communities control over their own affairs.

Oxfam GB is a development, advocacy and relief agency working to put and end to poverty word wide. Oxfam uses a range of approaches to achieve change and improve peoples' lives, including saving lives through emergency response; longer term development programmes; and campaigning to achieve lasting change.