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The Oak Foundation Grant Programme provides major, often multi-year funding to nonprofit organisations working towards a safer, fairer and more sustainable world. Funding can be provided as unrestricted core support or flexible project funding.
Here’s what you can expect:
Average grant award: approximately $900,000
Generally $25,000+ for programme grants
No fixed maximum grant amount is published
More than 300 grants awarded each year
Most grants are multi-year
Core/unrestricted organisational funding available
Flexible project funding available
Project grants can include appropriate overhead costs
Oak generally funds no more than 50% of a project's budget
It generally funds no more than 20% of an organisation's overall budget
Oak awarded $383 million in grants during 2025.
Funding programmes cover areas including environment and climate, international human rights, issues affecting women, learning differences, preventing child sexual abuse and other social-impact priorities.
Who can apply?
Registered nonprofit organisations
Civil society organisations
Organisations whose existing work strongly aligns with one of Oak's programme strategies
Organisations across multiple countries, depending on the individual programme's geographic priorities
Applicants should demonstrate strong organisational and financial management
Projects should address root causes and have potential for sustainable, long-term impact
Individuals aren't eligible
Scholarships and tuition aren't funded
Religious organisations aren't funded for religious purposes
Political parties and election campaigns aren't eligible.
One important point: Oak currently has no open calls for proposals. However, organisations that strongly align with its priorities can submit an unsolicited Letter of Enquiry. Only a small number of these enquiries progress to a formal invitation to apply.
Deadline: Rolling – no fixed deadline for Letters of Enquiry