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Elementary Institute of Science

Elementary Institute of Science (EIS) is a premier science enrichment center dedicated to developing STEM skills and interests in order to address the widening gap of under-represented students …

Science & Technology San Diego, CA EIN: 941669545 (IRS) Sign up to see website
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72
Integrity Assessment
Strong transparency
72/100 · methodology

About Elementary Institute of Science

We provide opportunities for science involving diverse children and youth. Read what students think about the Elementary Institute of Science.

Founded
Headquarters
San Diego, CA
Foundation type
Publicly-supported charity (509(a)(2))
NTEE code
U20Z
IRS subsection
501(c)(03)
Ruling date
Size
medium

Verified certifications

Confirmed against the issuing authority - not self-reported.

IRS Tax-Deductible since 1969

Mission

Elementary Institute of Science (EIS) is a premier science enrichment center dedicated to developing STEM skills and interests in order to address the widening gap of under-represented students in science. Through inquiry-based project learning activities, children are able explore, experiment and understand the world of science, technology, engineering and math (STEM).

Focus areas & reach

· What they work on and where
Cause tags
SDG alignment The 17 UN Sustainable Development Goals (SDGs) are the global agenda for ending poverty, protecting the planet, and ensuring prosperity by 2030. We tag each charity to the goals its work advances.

How it stacks up against peers

· vs. 8 similar science & technology in United States
Program spending This charity: 85%
Peer average: 81%
CEO comp as % of revenue This charity: 8.63%
Peer average: 0.48%
Integrity Assessment This charity: 72
Peer average: 90

Concerns

· 1 red flag
High Executive Pay
Top executive compensation is 12.0% of total expenses ($134,615 of $1,118,136).

Where every $1 goes

· FY2023 · IRS 990 (FY2023)
$0.84
Program$0.84
85% to programs beats the peer average (81%) and beats the Charity Navigator "highly efficient" threshold (75%).

GiveRadar Analysis

Original analysis from GiveRadar's dataset of comparable organizations

From what GiveRadar has verified so far, Elementary Institute of Science has a complete profile, cross-referenced across 3 independent sources including the IRS.

  • Established in 1969, it predates 84% of the science & technology charities in the United States GiveRadar has a founding year for. View this cohort
  • It has more complete contact information than nearly all comparable organizations, with a verified website, email, phone and address on record. See national comparisons
  • It is one of the better-documented science & technology charities in the United States GiveRadar currently tracks, because GiveRadar has verified its financial disclosures and its governance. Most of those have little verified data on record yet. View this cohort
GiveRadar has verified
  • government registration
  • financial records (4 filed years)
  • disclosed leadership
  • a website
  • a contact email
  • a donation page
Not yet verified by GiveRadar
  • an owner-submitted profile claim

Analysis based on GiveRadar's benchmark dataset of 2026-07-03. It describes what GiveRadar has verified, not a judgment of the organization itself.

Common questions

· Auto-generated from filings + methodology

Elementary Institute of Science is a registered science & technology nonprofit based in San Diego, CA, United States. It is registered with the Internal Revenue Service (IRS). It was founded in 1969 and has been operating for 57 years. Its EIN is 941669545. According to GiveRadar's records, it holds active tax-deductible status on the IRS Publication 78 list, which means donations are tax-deductible and the organization is in good standing with the IRS. GiveRadar's Integrity Assessment for the organization is 72/100, which reflects how much public information is available, not whether the charity is legitimate. The organization reports $2M in annual revenue. 49 officers and directors are publicly disclosed. GiveRadar has identified 1 potential concern.

Elementary Institute of Science's EIN (Employer Identification Number) is 941669545. This is the organization's IRS tax identification number; you can use it to verify tax-exempt status and to look up its Form 990 filings with the IRS.

Elementary Institute of Science has a GiveRadar Integrity Assessment of 72/100. This score combines five components: Registration (20 pts), Financial Transparency (30 pts), Governance (20 pts), Contact Availability (10 pts), and Data Recency (20 pts), with negative adjustments for any red flags. A score of 72 ('Strong transparency') reflects well-documented governance, recent financials, named leadership, and working contact details. The charity allocates 84% of expenses to programs, which contributes positively to its score. For comparison, the average integrity assessment for science & technology charities in United States is 90/100.

Elementary Institute of Science is located in San Diego, CA, United States. The organization was established in 1969 and has been active for 57 years. Its registered address is 608 51st St, United States.

Based on official tax filings, Elementary Institute of Science has $2M in annual revenue. It allocates 84% of expenses to programs and services. This is in line with the average of 81% for science & technology charities in United States. Its revenue is below the peer average of $15M. Create a free GiveRadar account to view the complete financial breakdown with year-over-year trends.

Elementary Institute of Science is classified as a Science & Technology organization, registered in United States. It operates as a Publicly-supported charity (509(a)(2)). By size, it is categorized as a medium organization. It has $2M in annual revenue. The organization has 49 disclosed officers and directors.

GiveRadar has identified 1 potential concern for Elementary Institute of Science. Red flags are automatically detected from official data and may include high executive compensation relative to budget, low program spending, or missing financial filings. Red flags do not necessarily mean wrongdoing but indicate areas that may warrant further review before donating.

According to GiveRadar's records, Elementary Institute of Science holds active tax-deductible status on the IRS Publication 78 list, which means donations are tax-deductible and the organization is in good standing with the IRS. It is registered with the Internal Revenue Service (IRS). It reports that 84% of expenses go to programs (the peer average is 81%). You can donate directly through their official donation page linked on their GiveRadar profile. GiveRadar provides data for research and does not endorse any organization. A GiveRadar Integrity Assessment reflects how much public data is available, not whether an organization is safe to donate to, so it is always smart to do your own research before giving.

We provide opportunities for science involving diverse children and youth. Read what students think about the Elementary Institute of Science. Elementary Institute of Science is classified as a science & technology organization registered in United States. The organization was founded in 1969.

Among science & technology charities registered in United States: It allocates 84% of expenses to programs, in line with the peer average of 81%. Its annual revenue of $2M is below the peer average of $15M.

Yes, donations to Elementary Institute of Science are generally tax-deductible in the United States. Elementary Institute of Science is a 501(c)(3) tax-exempt organization. Its EIN is 941669545, which you can use for tax filing purposes. Donors can typically deduct contributions on their federal income tax return if they itemize deductions. Consult a tax professional for guidance specific to your situation.

Annual revenue
$1M-$10M
85% to programs
Source: IRS 990 (FY2023) why this matters
Unlock exact figures

Filing history

4 years on file from IRS 990 (FY2023): revenue, expenses, program spending, assets, and liabilities by fiscal year.

Years on record: FY2023, FY2022, FY2021, FY2020.
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Taxes

Tax-deductibility for donors

Donations may be tax-deductible for residents of United States under local rules. Confirm with the charity directly.

Always confirm tax treatment with the charity directly or your tax advisor before donating.

Staff & volunteers

From filings and published profiles

Employees
41

Leadership

From FY2023 filing

PE
Pedro F C•••••••
Executive Director

Officers & trustees (18)

Source: Public filings

See full names, roles, and stories

18 officers and trustees on file - free with a GiveRadar account.

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Latest news

From global news sources

No recent news coverage found

News coverage will appear here when articles mention this organization.

Activity timeline

Filings and press mentions, merged

Form filed
$1.6M revenue
FY2023
IRS 990
Form filed
$1.9M revenue
FY2022
IRS 990
Form filed
$1.4M revenue
FY2021
IRS 990
Form filed
$1.0M revenue
FY2020
IRS 990

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Cause areas in United States

How many charities work in each area, with this charity's area highlighted.

Human Services 322,679
Education 195,586
Arts & Culture 133,128
Advocacy & Civil Rights 128,026
Religion 114,636
Health 98,862
Community Development 56,086
Youth Development 53,450
Science & Technology this charity 7,612
See all cause areas in United States

Most common causes in United States

Causes charities work on most.

Community Development 235,146
Education 159,016
Religion 103,741
Arts & Culture 101,203
Human Rights 76,926
Health 65,250
Youth Development 47,775
Animal Welfare 32,425

Sources and verification

Registration and legal identity
Internal Revenue Service (IRS) - Tax Exempt Organization Search
Financial filings
IRS Form 990 filings - Fiscal year 2023 most recent on file.
Officers and trustees
Internal Revenue Service (IRS) - Tax Exempt Organization Search - 49 disclosed in the public registry.
Supplementary verification
Charity Navigator

Data freshness

Last updated
Jun 12, 2026
Registry checked
Jun 6, 2026
Profile completeness
90%

What we know and don't know

Exactly which public data we hold on this charity. Our score reflects transparency, not impact.

On record · 10
  • Financial data · FY2023 on record
  • Named leadership · 49 officers on file
  • Executive pay · Disclosed
  • Government registration · Registered with an official registry
  • Mission statement · Published
  • Official website · On record
  • Headquarters address · On file
  • Direct contact · Email or phone published
  • Tax-deductibility · Verified
  • Founding date · 1969
Not available · 1
  • Programs & activities
    No named programs listed by the charity

Methodology

GiveRadar builds each profile primarily from official government charity registries, supplemented where available by third-party nonprofit databases and news archives, and combines it into a single 0-100 integrity assessment. The exact sources for this charity are listed above. We don't take a cut of any donation, ever.

Read full methodology

Are you the owner or a board member?

If you represent this organization and want to correct or update its data, you can claim this listing to edit details yourself, or email [email protected] with the correct information. We review every request and respond within 30 days.

Quick facts about Elementary Institute of Science

What is Elementary Institute of Science?
Elementary Institute of Science is a science & technology publicly-supported charity (509(a)(2)) based in San Diego, United States. We provide opportunities for science involving diverse children and youth. Read what students think about the Elementary Institute of Science.
When was Elementary Institute of Science founded?
Elementary Institute of Science was founded in 1969.
Who leads Elementary Institute of Science?
Pedro F Cevallos serves as Executive Director.
Where is Elementary Institute of Science located?
Headquartered in San Diego, CA, United States.
What is Elementary Institute of Science's annual budget?
Annual revenue for fiscal year 2023 is approximately $1M-$10M. 85% of expenses go to program services.
Is Elementary Institute of Science trustworthy?
Elementary Institute of Science has a GiveRadar Integrity Assessment of 72 out of 100 (Strong transparency). The score reflects public-data transparency: registration, financial disclosure, governance, contact details, and how recently data was refreshed. It does not measure program impact.
What is Elementary Institute of Science's registration number?
IRS EIN: 941669545.
What is Elementary Institute of Science's website?
https://www.eisca.org