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California · Public charity

California Institute for Biodiversity

Create and publish educational materials, conduct professional development, promote awareness, and sponsor research on the spectacular biological diversity of the State of CA.

$3.1M
Granted FY2025(still arriving)
28
Grants FY2025
31
Organizations funded FY2024
81%
First-time grantees FY2024
Read the full brief
Median grant, FY2025
$74,621
Largest grant, FY2025
$551,331
Organizations funded a year
5 to 31
FY2022 to FY2024
States reached, FY2025
6
Total assets, FY2025
$19M

How open it is to new grantees

In FY2024, 81% of the organizations California Institute for Biodiversity funded were first-time grantees, receiving 36% of its grant dollars.

New vs renewed · share of each year

In FY2024, 64% of grant dollars renewed an existing relationship; $2.4M went to new ones.

50%100%’23’24
RenewedFirst-time

Where new relationships form · theme of each grantee’s first grant

’23’24
EducationEnvironmentScience & TechFood & NutritionAnimalsRecreation & SportsOther
How this is measured
First-time means a grantee’s first year in the filing window; renewed means funded in an earlier year too. The renewed share climbs naturally as a portfolio matures, so the signal is a year that bucks it (a wave of new grantees). The earliest year is left-censored: relationships that predate the data read as new. Theme is the grantee’s IRS cause.
The numbers by year
Fiscal yearOrganizations fundedTo those organizationsFirst-time grantees
FY2025still arriving27$3.1M41%
FY202431$6.7M81%
FY202310$1.8M60%
FY20225$993kn/a
100% classified

What it funded, over time

Every grant placed by its stated purpose and the recipient’s mission, by year, FY2022 to 2025.

Science & Tech$4.3MEducation$3.7MArts & Culture$2.3MEnvironment$1.2MFood & Nutrition$686kAnimals$218kHealth$46kRecreation & Sports$39k

Where its grants go

Grant dollars by states, across the years we hold.

Which US states its grants reach

MI
OR
OH
CA
CO
VA
AZ
KS
NC

Top grantees

Largest recipients by total granted, FY2022 to FY2025, and the share of each one’s budget the grants supplied at peak.

GranteeTotal grantedYearsShare of their budget
California Academy of Sciences$2,625,55342%
Los Angeles County Museum of Natural History Foundation$1,384,61131%
Regents of the University of California$1,040,2832n/a
University of California Davis$967,5124n/a
Fungal Diversity Survey Inc$879,654394%
Regents of the University of California at Berkeley$562,0591n/a
San Diego Society of Natural History$549,81941%
Hoosier Mushroom Society Incorporated$438,4361n/a
Savenatureorg$425,754247%
Society for the Preservation of Natural$354,4801n/a
Show all 44 grantees
All grantees of California Institute for Biodiversity by total granted
GranteeTotal grantedYearsShare of their budget
California Academy of Sciences$2,625,55342%
Los Angeles County Museum of Natural History Foundation$1,384,61131%
Regents of the University of California$1,040,2832n/a
University of California Davis$967,5124n/a
Fungal Diversity Survey Inc$879,654394%
Regents of the University of California at Berkeley$562,0591n/a
San Diego Society of Natural History$549,81941%
Hoosier Mushroom Society Incorporated$438,4361n/a
Savenatureorg$425,754247%
Society for the Preservation of Natural$354,4801n/a
A Greener World$311,76027%
Regents of the University of California at Riverside$298,4282n/a
University of Arizona$271,4862n/a
Mongabay Org Corp$150,0001n/a
Western Foundation of Vertebrate Zoology$128,461227%
Mycota Lab$123,5311n/a
VT Research Contracting Services$105,7651n/a
John Carroll University$104,75010%
Magic Incorporated$100,41324%
Regents of the University of California$81,9661n/a
Willamette University$79,92710%
Cal State East Bay Educational Foundation$72,34411%
California State University Long Beach Research Foundation$64,86120%
San Diego State University$58,8462n/a
Board of Regents of the University of California (Merced)$57,1541n/a
University of California Santa Barbara$49,5912n/a
Point Reyes Bird Observatory$49,32610%
Colorado State University$48,7821n/a
Santa Barbara Botanic Garden$45,97520%
Regents of the University of California at San Diego$45,9362n/a
Zoological Society of San Diego$40,00010%
Regents Univ of California$40,0001n/a
California State University Sacramento$39,7651n/a
Yosemite Foundation$39,00010%
Rancho Santa Ana Botanic Garden$29,92311%
University of San Francisco$25,00010%
San Jose State University$24,9991n/a
Csu Fullerton Auxiliary Services Corporation$22,25010%
The University of North Carolina at Asheville Foundation Inc$10,88310%
Pollinator Partnership$10,3441n/a
White Buffalo Land Trust$8,76110%
San Francisco State University$5,0001n/a
Cal Poly Humboldt Foundation$5,00010%
Regents of the University of California at Irvine$5,0001n/a

Plus 3 recipients with no EIN on record ($754k), not named here.

Where it is load-bearing

California Institute for Biodiversity supplied at least a quarter of the budget for 3 of its grantees at some point. The chart plots its 22 largest grantees; load-bearing ones sit top left.

25%50%75%100%$1.0M$10M$100Mgrantee revenue →↑ funder's share of their budgetCalifornia Academy of Sciences: $2,625,553 over 4y, 2.2% of budgetLos Angeles County Museum of Natural History Foundation: $1,384,611 over 3y, 1.0% of budgetFungal Diversity Survey Inc: $879,654 over 3y, 94% of budgetSan Diego Society of Natural History: $549,819 over 4y, 1.5% of budgetSavenatureorg: $425,754 over 2y, 47% of budgetA Greener World: $311,760 over 2y, 6.8% of budgetWestern Foundation of Vertebrate Zoology: $128,461 over 2y, 27% of budgetJohn Carroll University: $104,750 over 1y, 0.1% of budgetMagic Incorporated: $100,413 over 2y, 4.0% of budgetWillamette University: $79,927 over 1y, 0.1% of budgetCal State East Bay Educational Foundation: $72,344 over 1y, 0.8% of budgetCalifornia State University Long Beach Research Foundation: $64,861 over 2y, 0.1% of budgetPoint Reyes Bird Observatory: $49,326 over 1y, 0.2% of budgetSanta Barbara Botanic Garden: $45,975 over 2y, 0.2% of budgetZoological Society of San Diego: $40,000 over 1y, 0.0% of budgetYosemite Foundation: $39,000 over 1y, 0.1% of budgetRancho Santa Ana Botanic Garden: $29,923 over 1y, 0.5% of budgetUniversity of San Francisco: $25,000 over 1y, 0.0% of budgetCsu Fullerton Auxiliary Services Corporation: $22,250 over 1y, 0.0% of budgetThe University of North Carolina at Asheville Foundation Inc: $10,883 over 1y, 0.1% of budgetWhite Buffalo Land Trust: $8,761 over 1y, 0.4% of budgetCal Poly Humboldt Foundation: $5,000 over 1y, 0.0% of budget

Tap a dot to name the grantee.

How this is measured
Share of budget is the funder’s grant in a year over the grantee’s total revenue that year, at its highest across the years we hold; revenue is from all sources. Only grantees confirmed against their own filings, whose grants do not exceed their revenue, are plotted: the largest 22.

Nonprofits that may fit its grantmaking

Co-funders

Grantmakers whose grantees overlap with this funder’s far more than size alone predicts. Closer means stronger alignment; arcs show where they also fund each other. Here they form a tightly interlocked group: most of these funders back each other's grantees too.

Association of Universities for Research in Astronomy IncDC15.7× affinity5 shared granteesties to 11 of 11Hover any node to trace its alignments.Compare side by side →

Open a dossier: Association of Universities for Research in Astronomy Inc · American Chemical Society · The San Diego Foundation · Silicon Valley Community Foundation · Cal Poly Pomona Foundation Inc · University Corporation at Monterey Bay · California State University Foundation · Foundation for California Community Colleges · Ibm International Foundation · President and Fellows of Harvard College · Santa Barbara Foundation · The California Wellness Foundation

How this is measured
Affinity is a Gamma-Poisson posterior co-funding rate, re-centered on the typical rate, so thin evidence shrinks toward no signal. Overlap is association, not proof of shared intent.

Compare California Institute for Biodiversity with peer funders

Warm introductions · Powered by PlinthPlus

How do I get to California Institute for Biodiversity?

Find your warmest path to California Institute for Biodiversity through trustees and officers whose names appear on both boards. Search for your organization and Plinth traces the shortest route it can evidence.

Each link is a name appearing on two organizations’ public IRS 990 filings, matched on that name and, where the filings support it, on location. A same-state match has geographic support, which is a second matching feature rather than confirmation that the two are one person; a cross-state one is the likeliest to be two people who share a name. Every hop shows its tier, low-confidence and distant paths are held back rather than guessed, and it is worth confirming the person before you use the introduction.

About California Institute for Biodiversity

How much does California Institute for Biodiversity give?
California Institute for Biodiversity reported 28 grants totaling $3,117,975 in its FY2025 IRS filing. It funded between 5 and 31 organizations a year over FY2022 to FY2024.
What does California Institute for Biodiversity fund?
By grant dollars over FY2022 to FY2025, its largest causes are Science & Tech (34%), Education (30%), Arts & Culture (18%).
Who are California Institute for Biodiversity's largest grantees?
By total granted over FY2022 to FY2025: California Academy of Sciences ($2.6M), Los Angeles County Museum of Natural History Foundation ($1.4M), Regents of the University of California ($1.0M).
Does California Institute for Biodiversity fund new organizations?
In FY2024, 81% of the organizations it funded were first-time grantees.
Which funders back the same organizations as California Institute for Biodiversity?
Its strongest co-funders, measured against what their size predicts, include Association of Universities for Research in Astronomy Inc, American Chemical Society, The San Diego Foundation.
Where is California Institute for Biodiversity based?
California Institute for Biodiversity is based in CA.

On method. Every financial figure here is read from IRS e-file XML, the funder’s own 990/990-PF, and from the multi-year returns of the 47 grantees we resolved, each linked to its source. Grantee outcomes are each organization’s own program-service reporting (Form 990, Part III), read as association with funding, never as caused by it. Low-confidence name matches are suppressed rather than guessed. How we build these →

How this is measured
Each figure carries one of six labels. Filed is what the funder reported on its return. Official is another government record about an organization, such as a federal award or a charity register, joined by name where no shared identifier exists. Resolved is an identity we worked out where the filing named a recipient without an EIN, kept only above a measured confidence threshold. Computed is arithmetic over those, like themes, portfolio clusters and co-funder strength. Context is a statistic about a place rather than about an organization, which is what the need overlay is: it describes the area a grantee’s address sits in, not where its work lands. Inferred is drawn by a model from text, like the partnerships read out of public news and organization websites. Each is labeled where it appears.

Generated from the IRS Form 990 e-file return for fiscal year 2025, released 2025. Filings run roughly 12 to 24 months behind; figures are dated accordingly.

Source object · view filing

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