mandate The Himalayan Foundation Nepal provides safe, affordable and meaningful volunteer opportunities in Nepal. We offer a broad range of volunteering programs where volunteers can choose to work in different locations throughout Nepal. Our most popular programs are working with women's empowerment programs, health programs, teaching English, summer programs,...

Oasis Overland adventure travel company, based in Somerset, UK, organize educational expeditions and adventurous travel holidays in Africa, Middle East and South America.

Internationally-oriented Japanese University specializing in agriculture and veterinary medicine

The Ocean Youth Trust (OYT) is a co-operative activity between 6 registered charities, each providing Sail Training and personal development for young people between the ages of 12 - 25.

Odyssey Expeditions offers unique adventures specializing in Sailing, SCUBA Diving, and Marine Biology. Experience the best of the Caribbean's British Virgin Islands and Windward Islands.

As a Non-Profit Organization, the OeAD-Housing Office sees itself as a service oriented company that provides OeAD fellows, visiting professors, students and researchers from around the world with adequate accommodation. The OeAD-Housing Office is a company whose financial and economic activity exclusively consists in breaking even.

OIKO is an Italian non-profit volunteer organization that focuses on the environment. OIKO works internationally on environmental problems in big cities and on defense and reintegration of woods, especially Mediterranean ones.

Omprakash creates transformative educational experiences by connecting grassroots social impact organizations around the world with an audience of volunteers, donors, and classrooms that can learn from and support their work.

OMV is an integrated, international oil and gas company active in the upstream (Exploration & Production) and downstream businesses (Refining & Marketing including petrochemicals; Gas & Power). Since starting out in Austria as a state-owned company in 1956, OMV has developed into the most successful industrial corporation in Austria and...

The Open Society Foundations work to build vibrant and tolerant societies whose governments are accountable and open to the participation of all people.