Public Charity

HEADWATERS SCIENCE INSTITUTE

HEADWATERS SCIENCE INSTITUTE, of Soda Springs, CA, is a Public Charity tracked in Imperigo's IRS 990 database. The 2025 filing shows $1.6M in revenue, $760K in expenses, $1.6M in total assets. 36 publicly reported grants to this organization, totaling roughly $430K, appear in IRS filings.

EIN: 471714438 Soda Springs, CA Support N.E.C. NTEE: U19 Latest filing: 2025
Total Revenue$1.6M
Total Expenses$760K
Total Assets$1.6M
Grant Records36
Funding Total$430K
Filing Years2021–2025

Mission

We are educators, scientists, and community members with a mission to foster curiosity through science. We engage students' natural curiosity, guiding them to design and perform experiments that answer their own questions through the scientific method. We use professional scientists to mentor students through their research projects.

Where $100 goes at Headwaters Science Institute

How Headwaters Science Institute divides every $100 it spends, from its own Form 990 filings, averaged across 6 years.

$91 Programs the work itself
$4 Management running the organization
$5 Fundraising raising the next dollar

Inside the $91 for programs

$41
Headwaters Science Institute partners with West Contra Costa County Unified School District Expanded Learning to deliver engaging, hands-on environmental science programs funded through West Contra Costa Unified School…
45% of program spending · Reported in the filing: 300 students; 150 students
$33
Headwaters Science Institute's Introduction to Research Programs uses our Student Driven Research approach to engage over 1,500 elementary, middle, and high school students in authentic, inquiry-based science experiences
37% of program spending
$10
Headwaters Science Institute's Truckee/Tahoe Summer Camps engage over 300 students each year in week-long, inquiry-based outdoor science experiences in Truckee, Donner Summit, and Kirkwood, California
11% of program spending

Plus 1 more program. Cost per person served and the full program breakdown are on the full profile.

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Source: Form 990 filings with the IRS, latest fiscal year 2025. Shares are from the organization's reported expenses. Data by Imperigo; not affiliated with the IRS.

Officers & Directors

Board Member Anna Greenburg
Board Member Craig Rowe
Board President Donna Luisi
Executive Director Megan Seifert
Board Treasurer Pam Wong

Officer compensation and complete director data available with membership.

Top Grant Purposes

General Support
$339,777 23 grants
Education
$52,000 6 grants
Youth Development
$17,000 2 grants
Animal Welfare
$7,100 1 grant
Sports & Recreation
$6,495 1 grant

Financial Trends

Year Revenue Expenses Assets
2025 $1.6M $760K $1.6M
2024 $926K $660K $767K
2023 $772K $616K $482K
2022 $400K $386K $343K
2021 $288K $177K $330K

Between 2021 and 2025, reported annual revenue grew from $288K to $1.6M (+449%), with total assets most recently reported at $1.6M.

Interactive year-over-year charts and full filing details available with membership.

See the full picture for HEADWATERS SCIENCE INSTITUTE

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