Cornerstones of Science EIN 27-1337213

Cornerstones of Science

EIN  27-1337213 Public charity (501(c)(3)) Brunswick, ME
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Size
$100K–1M
What they do
Helps libraries create science programs to spark curiosity and understanding.
Leadership
Cynthia Randall · Executive Director · $62K
Money in and out
$336K revenue, $115K expenses
Bottom line
38% program efficiency

Helps libraries create science programs to spark curiosity and understanding. For fiscal year 2025 it reported $336K in revenue, $115K in expenses, and $345K in net assets.Pt I

Where the money goes · FY2025
Total revenue
$336K
Pt VIII · Ln 12
Total expenses
$115K
Pt IX · Ln 25
Net assets
$345K
Pt X · Ln 32
Revenue less expenses (Pt I · Ln 19): $221K
Where spending went · Part IX cols B–D
Program services $0.38 Management & general $0.33 Fundraising $0.30
Program efficiency
38%
of spending reaches programs
Operating runway
36.8mo
months of highly liquid reserves at operating expense rate▲ +309% vs prior filing year
Surplus margin
+66%
revenue over expenses, this year▲ +373% vs prior filing year

Summary of the Filing

Part I · fiscal year 2025 · Form 990
Revenue
$336K
FY2025▲ +161%
Expenses
$115K
FY2025▼ -56%
Total assets
$355K
FY2025▲ +103%
Total liabilities
$10K
FY2025▼ -71%
Total revenue
$336K
Pt VIII · Ln 12
Total expenses
$115K
Pt IX · Ln 25
Net assets
$345K
Pt X · Ln 32
Revenue less expensesPt I · Ln 19$221K
Total assetsPt X · Ln 16$355K
Program-expense ratioPt IX · col B38%
Voting members of governing bodyPt I · Ln 35
Independent voting membersPt I · Ln 45
Mission & Programs · Part III

Where the work happens

3 program services account for $43K of program spending, described in the organization's own filed words · FY2024.
01

General Programs

Cornerstones in collaboration with the Association of Rural and Small libraries conducted an evaluation and held interviews with their membership to explore how public libraries support community resilience on issues like natural disasters, food insecurity, public health, as examples.

$22Kprogram expense
02

Build Library Capacity

Serving Communities: A Framework and Curriculum for Inclusion-centered Library Leadership Development initiative has been promoted by the organization via our website and through webinars. This free curriculum is accessible to all libraries and groups interested in improving their inclusion-centered leadership skills and competencies in…

$14Kprogram expense
03

Online Resources

Online Resources describes the ongoing technical, design and web support of the Cornerstones of Science website as well as the creation and sustainability of free downloadable online Library Guides and modules for librarians.

$7Kprogram expense

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Identity & Classification

Form 990 Header · IRS Business Master File
Legal nameHdr · item CCornerstones of Science
EINHdr · item D27-1337213
Principal addressHdr · item CBrunswick, ME
WebsiteHdr · item Jwww.cornerstonesofscience.org
Year of formationHdr · item Lpending
State of legal domicileHdr · item MME
Exempt statusHdr · item I501(c)(3) · active
NTEE classificationIRS BMFEducation (B70)
Ruling yearIRS BMFMay 2011

Governance & Policies

Part VI
Voting members of the governing bodyPt VI · Ln 1a5
Independent voting membersPt VI · Ln 1b5
Conflict-of-interest policyPt VI · Ln 12aYes
Whistleblower policyPt VI · Ln 13Yes
Document retention policyPt VI · Ln 14Yes
CEO/top-official compensation independently reviewedPt VI · Ln 15aYes
Family or business relationships among officers/directorsPt VI · Ln 2No

Officers, Directors & Key Employees

Part VII, Section A · reportable compensation · most recent filed roster (FY2024); the FY2025 filing did not itemize Part VII
Executive Director
$61,903Pt VII · Sec A
President
$0Pt VII · Sec A
Vice President
$0Pt VII · Sec A
$0Pt VII · Sec A
$0Pt VII · Sec A
Treasurer
$0Pt VII · Sec A

Cynthia Randall’s $62K as Executive Director is at the 54th percentile of top reported officer pay among 1616 $100K–1M education nonprofits. Peer set: organizations in the same NTEE major field of work and revenue-size band, compared on each org’s own highest-paid officer/key-employee, from Form 990 Part VII / 990-PF Part VIII. Descriptive placement, not a verdict on whether the pay is appropriate.

Compensation history total reportable pay by year · 1 named individual · Part VII

NameFY2025FY2024FY2023FY2022FY2021FY2020
Cynthia Randall$61,903$62,666$60,100$60,100$59,157$58,349

Total reportable compensation (Form 990 Part VII column D / Schedule J column E) by filing year, matched by name within this organization. The Schedule J base / bonus / deferred breakdown is not parsed into this dataset.

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Statement of Revenue

Part VIII
Contributions & grants100%$337K
Total revenueLn 12$336K

Statement of Functional Expenses

Part IX · allocated across program, management, and fundraising
Allocation · columns B–D
Program services $0.38 Management & general $0.33 Fundraising $0.30
Program services38%$43K
Management & general33%$37K
Fundraising30%$34K
Total functional expensesLn 25$115K

Balance Sheet

Part X · end of year
CashLn 1$352K
Total assetsLn 16$355K
Total liabilitiesLn 26$10K
Total net assetsLn 32$345K
Months of cash on handcomputed36.8

Financial Metrics

Form 990 · FY2025 · each ratio shown with the dollars behind it
Liquidity & Payout
Operating runway
Highly liquid reserves $352K · Operating expenses/yr $115K
36.8 months
Where the money goes
Program services
Program services $43K · Total expenses $115K
38%
Management & General
Management & general $37K · Total expenses $115K
33%
Fundraising
Fundraising $34K · Total expenses $115K
30%
Cost to raise $1
Fundraising expense (2-yr avg) $25K · Solicited contributions (2-yr avg) $229K
$0.11 to raise $1 (2-yr avg)
Where the money comes from
Contribution dependence
Contributions & grants $337K · Total revenue $336K
100%
Government reliance
Government grants — · Total revenue $336K
Earned-income share
Program service revenue $0 · Total revenue $336K
0%
Investment reliance
Investment income $-1K · Total revenue $336K
0%
Program self-sufficiency
Program service revenue $0 · Total expenses $115K
0%
Growth & trend
Revenue growth (YoY)
This year $336K · Prior year $129K
+161%
Revenue CAGR
FY2019 $396K · FY2024 $336K
-3%
Net-asset trend (YoY)
End of year $345K · Beginning of year —
Beginning net assets not meaningfully positive — showing dollar change
Balance sheet
Surplus Margin
Revenue $336K · Expenses $115K
+66%
Liabilities-to-Assets
Total liabilities — · Total assets $355K
Net-asset ratio
Net assets $345K · Total assets $355K
97%
Marketable Investment Share
Publicly traded securities (Pt X, ln 11) $0 · Other securities (Pt X, ln 12) $0 · Total assets (Pt X, ln 16) $355K
0%
People & payroll
Highest Reported Total Compensation
Individual Cynthia Randall · Reported title EXECUTIVE DIRECTOR · Highest reported compensation $62K · Total expenses $115K
54%
Personnel share
Salaries, benefits & payroll (Pt IX 5-10) $67K · Total expenses $115K
58%
Peer comparison

Same NTEE category, revenue band, and state where available. Descriptive — not a grade.

MetricThis orgPeer medianPercentile
Program ratio 38%
Overhead ratio 33%
Fundraising cost ratio 10%
Revenue growth 161%
Investment management fee ratio 0%
Legal fee ratio 0%
Accounting fee ratio 4%
Fundraising fee ratio 0%

Straight from the Form 990 — descriptive, not an evaluation. A ratio is hidden when its base is zero or too small to be meaningful; the dollars are always shown.

Grants

Schedule I · funders on record
Grants received · FY2022
Grodzins FundFY2022$10K
Total grants receivedfrom 1 funder$10K

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Filings & Schedule Manifest

Part IV
III · Programs I · Grants R · Related orgs G · Fundraising L · Interested persons A · Public support F · Foreign M · Noncash
FY2025 (Latest)$336K revenue · viewing · ⤓ 990 PDF
FY2024$129K revenue · ⤓ 990 PDF
FY2023$249K revenue · ⤓ 990 PDF
FY2022$282K revenue · ⤓ 990 PDF
FY2021$254K revenue · ⤓ 990 PDF
FY2020$396K revenue · ⤓ 990 PDF

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Sources

Every figure above is drawn from these filings
Form 990 e-file (XML) · FY2025IRS
Classification, formation year, addressIRS Business Master File
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