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California · NTEE U

Science & Technology Nonprofits in California

Givalgo Discover indexes 50 active science & technology nonprofits headquartered in California. The list below is sorted by reported revenue on the most recent Form 990 indexed for each organisation.

Top 50 by reported revenue

From the most recent Form 990 indexed for each organisation. Click an org for full diligence detail.

#OrganisationRevenue
1SRI INTERNATIONAL
EIN 94-1160950
$437.9M
2CLIMATEWORKS FOUNDATION
EIN 26-2303250
$350.6M
3ALFRED E MANN FOUNDATION FOR SCIENTIFIC RESEARCH
EIN 95-4002032
$257.9M
4INTERNET CORPORATION FOR ASSIGNED NAMES AND NUMBERS
EIN 95-4712218
$194.9M
5SALK INSTITUTE FOR BIOLOGICAL STUDIES
EIN 95-2160097
$181.4M
6GMTO CORPORATION
EIN 26-2637707
$46.7M
7PUBLIC LIBRARY OF SCIENCE
EIN 68-0492065
$41.3M
8MOZILLA FOUNDATION
EIN 20-0097189
$37.2M
9MIND EDUCATION
EIN 33-0798804
$31.3M
10ANITA BORG INSTITUTE FOR WOMEN AND TECHNOLOGY
EIN 77-0480427
$27.5M
11SETI INSTITUTE
EIN 94-2951356
$27.4M
12FAR AI INC
EIN 92-0692207
$24.3M
13HACK FOUNDATION
EIN 81-2908499
$22.4M
14SIMONS LAUFER MATHEMATICAL SCIENCES INSTITUTE
EIN 94-2650833
$19.1M
15NAVIGATION CHARITABLE FUND
EIN 92-1117448
$19.0M
16OPEN RESEARCH LAB INC
EIN 81-0861414
$18.3M
17ALTASEA AT THE PORT OF LOS ANGELES
EIN 46-3977904
$18.3M
18ANNUAL REVIEWS
EIN 94-1156476
$17.0M
19WATTTIME CORPORATION
EIN 47-1444637
$16.4M
20J CRAIG VENTER INSTITUTE INC
EIN 52-1842938
$14.4M
21SAN DIEGO ASTRONOMY ASSOCIATION FOUNDATION
EIN 99-2163812
$13.7M
22MODEL EVALUATION AND THREAT RESEARCH
EIN 99-1219864
$13.6M
23SIERRA INSTITUTE FOR COMMUNITY AND
EIN 91-1818166
$13.3M
24TMT INTERNATIONAL OBSERVATORY LLC
EIN 30-0833462
$13.2M
25CONSTELLATION INSTITUTE INC
EIN 93-2465256
$12.6M
26ACCUMULUS SYNERGY INC
EIN 85-2130952
$11.1M
27CENTER FOR ARTIFICIAL INTELLIGENCE SAFETY INC
EIN 88-1751310
$10.2M
28PUBLIC TECHNICAL IDENTIFIERS
EIN 32-0512841
$10.1M
29SOCIETY FOR ADVANCEMENT OF CHICANOS & NATIVE AMERICANS IN SCIENCE INC
EIN 52-1443811
$9.9M
30NEW PUBLIC
EIN 92-3173452
$9.8M
31THE FORESIGHT INSTITUTE
EIN 77-0119168
$9.4M
32INTERNATIONAL CONFERENCE ON MACHINE LEARNING
EIN 82-3511606
$9.0M
33PARTNERSHIP ON AI TO BENEFIT PEOPLE AND SOCIETY
EIN 32-0518917
$9.0M
34SPARK NS INC
EIN 92-2007188
$9.0M
35OUGHT INC
EIN 81-2121304
$8.2M
36CHABOT SPACE & SCIENCE CENTER FOUNDATION
EIN 94-3146233
$7.3M
37DISTRIBUTED ARTIFICIAL INTELLIGENCE RESEARCH INSTITUTE
EIN 99-2299327
$7.1M
38CLARITY AI RESEARCH INC
EIN 99-3262331
$6.9M
39OAK CREST INSTITUTE OF SCIENCE
EIN 95-4680961
$6.5M
40MATS RESEARCH INC
EIN 99-0648563
$6.3M
41MEEDAN INC
EIN 20-4504068
$6.3M
42CENTER FOR HUMANE TECHNOLOGY
EIN 82-3492182
$5.8M
43MIND RESEARCH INSTITUTE INC
EIN 87-2002807
$5.7M
44ELECTROCHEMISTRY FOUNDRY INC
EIN 33-1527614
$5.7M
45AQUAYA INSTITUTE
EIN 20-2977578
$5.6M
46TECHNOVATION
EIN 20-8386654
$5.6M
47B612 FOUNDATION
EIN 54-2078469
$5.6M
48OPEN MOLECULAR SOFTWARE FOUNDATION
EIN 86-2536664
$5.4M
49ALIGNMENT RESEARCH CENTER
EIN 86-3605182
$5.2M
50SCINTILLON INSTITUTE
EIN 45-4323888
$5.1M

Featured organizations

A representative cross-section beyond the revenue ranking, from national institutions to small community groups and private foundations, chosen for complete, recent IRS filings.

Frequently asked questions about science & technology nonprofits in California

Answers compiled from the IRS Form 990, BMF, Pub 78, and Auto-Revocation List.

How many science & technology nonprofits operate in California?
Every IRS-registered science & technology nonprofit in California appears in the Givalgo Discover index. The top 50 by reported revenue are listed on this page; the full set is searchable on discover.givalgo.ai.
What's the largest science & technology nonprofit in California?
The single largest science & technology nonprofit in California by reported total revenue is shown at the top of the list on this page, sourced from each organisation's most recent IRS Form 990 filing.
How do I vet a science & technology nonprofit in California before donating?
Use Givalgo Discover's free profile for the organisation: it cross-references the IRS Auto-Revocation List, IRS Publication 78, and the IRS Business Master File, and exposes the latest Form 990 financials and governance signals on a single page.
Are donations to California science & technology nonprofits tax-deductible?
Federal deductibility is determined by IRS Publication 78 status, not state location. Donations to a Pub 78-listed science & technology nonprofit in California are tax-deductible at the federal level; California state tax treatment may differ.
Where do science & technology nonprofits in California file their Form 990?
All US tax-exempt organisations file Form 990 with the IRS at the federal level. There is no state-specific filing for the federal exemption itself. California state charity registration is a separate state-level requirement.