Funding search
Find who already funds work like yours.
Private foundations don’t post open calls, so nobody can search them. We read IRS filings instead — 9.6 million grants from 174,053 foundations and grantmaking charities, searchable by what the money was actually for.
12 funders with a record of paying for “prototype”
Where the money went
Maine Technology InstitutePortland, MECharity · may take applications
12 matching grants · $799,547 · through 2024Largest: $25,000 to Nick Planson LLC — shred electric is developing a prototype suite of off-road vehicles and boat motors that use the same battery so customers can buy one battery that they use in an electric snowbike…
Largest: $1.8M to The Exploratorium — in support of design, prototyping and production of plant exhibits for the living systems gallery.
Largest: $843,319 to UNIVERSITY OF CALIFORNIA BERKELEY — to improve the user experience (ux) of scientific software through development of an open source design system, infrastructure for collaborative prototyping on user interfaces, and…
Dynamicland FoundationBerkeley, CACharity · may take applications
3 matching grants · $1.7M · through 2025Largest: $800,000 to POWDERHOUSE STUDIOS LIMITED — funding to be used to support the design and development of a project-based fellowship for adolescents. the fellowship will be used as a context for prototyping the design of a tui…
Largest: $600,000 to BETH MORRISON PROJECTS INC — to support the prototype: opera/theatre/now festival
Largest: $100,000 to PROTOTYPE FESTIVAL FISCALLY SPONSORED BY BETH MORRISON PROJECTS — prototype: opera | theatre | now
Largest: $487,500 to CNE — missing middle housing and supportive prototypes
Largest: $98,000 to Composite Recycling Technology Center — to research and develop a prototype cultivation approach in support of subtidal oyster farming
Largest: $385,381 to KENYA CLIMATE INNOVATION CENTER — to support the operations of a professional engineering and prototyping workshop space in nairobi, kenya, that will cater to scalable, invention-based enterprises addressing the ne…
Largest: $225,000 to BROWN U — 80846 testing the prototype of the website how systemic racism works: an interactive experience
Largest: $691,805 to UNIVERSITY OF NEVADA RENO FOUNDATION — statement of work research- 1 wind electrical generation2 3d printing of electronics3 terrain penetrating sensors4 75 ghz rectifier for wireless power transfer5 development of an a…
Largest: $412,000 to 8 80 CITIES — to renew support for knight emerging city champions, a program that provides training, funding, and connections to emerging leaders in knight cities to complete prototype projects …
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Source: IRS Form 990-PF Part XV and Form 990 Schedule I, tax years 2019–2025. These are grants already paid, a record of what an organization funds rather than an open call. Private foundations rarely accept unsolicited applications and the route in is usually a program officer; grantmaking charities and associations more often run real application cycles, so check their website. How this data is built, and its limits →

