Henry Arnholds Fellowships Grant
Funding Amount
US $100,000
Deadline
Deadline not published
Grant Type
Foundation
Deadline history & next window
- Cycle
- Rolling — applications accepted year-round
- Tracked since
- April 2026
From the program guidelines: “We also hold open office hours year round.”
Can we apply?
Check your organization against each line. Taken from the listing; confirm with the funder's guidelines.
Eligible organizations
- An organization up and running — nonprofit or for-profit — even if very small or very early.
Other requirements
- Henry Arnhold Fellows have:A widely-applicable solution (could be replicated and paid for at big scale) to a big conservation or climate problem
- An open mind and big ambition!
- A leadership role (usually an ED or CEO) at the organization, perhaps even a program within a big NGO.
Overview
The Henry Arnhold Fellowships, offered by the Mulago Foundation, seek innovative leaders with impactful conservation and climate solutions. This one-year fellowship provides $100,000 in funding, workshops, and a community of experts to help fellows scale their initiatives. The program emphasizes designing high-impact strategies and building sustainable organizations, aiming to create significant environmental change.
NOTE: There has been a growing demand for an open application process, and we’ve decided to launch one. You can now either recommend a fellow or share the open application directly. Aug.7,2025 is the deadline to recommend a fellow. We read all recommendations and link them to any eventual applications. We’ll invite them to apply through the full proposal deadline above.Henry Arnhold Fellowship
Through our Henry Arnhold Fellowship we find leaders with promising conservation and climate solutions and help them to design and deliver them at scale.
Each year we select 8-10 leaders and help them (1) design high-impact scalable solutions and strategies for better, faster, bigger outcomes; (2) build the organizations to deliver them at scale; and (3) become part of a growing community of innovators in conservation and climate.
The one-year fellowship is bookended with a design retreat, comes with $100,000 in funding, and ongoing support from our team and network.
Here are the components of the fellowship in more detail:
- Design and Strategy
The fellowship is bookended by an intensive week-long workshop to dive in on design for impact and strategy for scale. It’s a rare opportunity to focus completely on new ideas and a systematic way to apply them.
Community and Connections
Fellows join a growing community of fellows at the forefront of climate and conservation work.
Resources and Support
The fellowship comes with $100K. Learning resources are regularly shared to keep everyone informed on the latest thinking and doing.
What We Look For
Their solutions focus on everything from tropical forests in the Amazon Basin to methane emissions in the Arctic, from grasslands in Africa to fisheries in the Indian Ocean and from sustainable finance in Australia to dam removal in Africa.
Our Approach to Design
And want to create big change for the better. And it isn’t about an organization “scaling;” it’s about scaling the impact you want to see in the world.
The first part of the fellowship focuses on how to turn an idea into a systematic and replicable model. It takes them through a series of steps to get to a detailed impact model, and then serves as the vehicle of an ongoing process of iterative redesign. It’s a systematic approach to go all the way. You can take a look at some of the design content here.
The Workshop
The main event is usually a week-long workshop on the coast of California where fellows have the opportunity to think deeply about their path to create meaningful impact at scale. It's fast-paced, interactive, and fun.
The engagement also helps Fellows work through the organizational and financial models – how to deliver the impact model and how to pay for it.
Fellows get to listen, learn and support each other through:
- Design & scale sessions that build on pre-work
- Iteration on design for impact and strategy for scale
- Honed communications
- Small group topical conversations
- A series of curated one-on-one conversations
- They emerge with more clarity on the dream and a roadmap to help get them there.
Eligibility
Henry Arnhold Fellows have:A widely-applicable solution (could be replicated and paid for at big scale) to a big conservation or climate problem
An open mind and big ambition!
An organization up and running — nonprofit or for-profit — even if very small or very early.
A leadership role (usually an ED or CEO) at the organization, perhaps even a program within a big NGO.
What Mulago Foundation actually gave
Source: IRS Form 990-PF, 2024
- Grants in 2024
- 97
- Total given
- $22.53M
- Median grant
- $250K
- Range
- $7,000–$500K
- By dollars: Massachusetts 15%, California 10%, New York 9%. Top recipient cities: New York, NY; San Francisco, CA; Boston, MA.
- 0% of grants with a stated purpose were for general or operating support.
- 29% of recipients were new grantees, not repeat recipients.
Example grants
Absolute Return for Kids · New York, NY
Relief to the poor
$500K
Aceli Africa Inc · Washington DC, DC
Relief to the poor
$500K
Bridges to Prosperity · Denver, CO
Relief to the poor
$500K
Chancen International GGMBH
Relief to the poor
$500K
Digital Green Foundation · San Francisco, CA
Relief to the poor
$500K
Focus Areas & Funding Uses
Fields of Work
- Environmental conservation
- Science research
- Large grants
Categories
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