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Sanford Underground Research Facility Foundation

Lead, SD · EIN 84-2556473 · 501(c)(3) · Supporting organization, Type I
Latest filing: Form 990 for the fiscal year ending June 30, 2025 (tax year 2024) · View the filing · Correct or respond

Sanford Underground Research Facility Foundation reported $16.6 million in revenue and $1.2 million in expenses for the fiscal year ending June 30, 2025. Of every $100 it spent, $100.00 went to program services, $0.00 to management and general costs and $0.00 to fundraising. Its largest source of revenue was contributions and grants: 100.0% of the total. The highest compensation it reported for one person was $457,435 (EXECUTIVE DI). Revenue rose 4144% between FY2021 and FY2025. Source: Form 990, FY2025.

Where $100 of spending went

The fiscal year ending June 30, 2025 · Form 990, Part IX, line 25 · total expenses $1.2M

For context, the median across 185 covered public & societal benefit charities: $88.81 programs, $11.18 management, $0.01 fundraising (medians computed separately, so they may not sum to $100).

Where $100 of revenue came from

The fiscal year ending June 30, 2025 · Form 990, Part VIII · total revenue $17M

The 990 scorecard · same measures for every charity, no grades

FY2025 filing. Median across 185 covered charities in this category, from their latest filings.
MeasureFY2025Median
Program services
Part IX 25(B) ÷ 25(A)
100.0%84.9%
Management & general
Part IX 25(C) ÷ 25(A)
0.0%10.7%
Fundraising
Part IX 25(D) ÷ 25(A)
0.0%0.0%
Fundraising cost per $1 of contributions
Part IX 25(D) ÷ Part VIII 1h
$0.00$0.01
Contributions & grants share of revenue
Part VIII 1h ÷ 12
100.0%83.8%
Government grants share of revenue
Part VIII 1e ÷ 12
0.1%0.0%
Program service revenue share
Part VIII 2g ÷ 12
0.0%3.2%
Highest reported compensation
Part VII-A, columns D–F
$457,435$357,133
Highest compensation as share of expenses
Part VII-A ÷ Part IX 25(A)
39.48%1.52%
People paid over $100,000
Part VII, line 2
Not reported12
Net assets, in months of expenses
Part X 33(B) ÷ monthly expenses
160.610.5
Independent voting board members
Part VI 1a–1b
9 of 9100.0%

A median is context, not a target: hospitals, universities, food banks and grantmakers spend in very different ways. What these measures can and can't tell you.

What the money paid for, in its own words

FY2025 · Form 990, Part III · the three largest programs by expense
$1.2M expenses · 100.0% of program spending · grants $58,512

The organization is organized exclusively for charitable, educational, and scientific purposes, including, for such purposes, the making of distributions to and supporting the charitable, educational and scientific mission and program of the south dakota science and technology authority

Highest reported compensation

FY2025 · Form 990, Part VII, Section A · roles as filed; names are in the filing, not here
RoleFrom this orgFrom related orgsOtherTotal
EXECUTIVE DI
Officer, 40.00 hrs/week
$0$392,969$64,466$457,435
CFO
Officer, 40.00 hrs/week
$0$217,885$42,322$260,207
2023 FOUND.
Officer, 40.00 hrs/week
$0$112,232$29,472$141,704

5 years of filings

Form 990, Parts I, VII, IX and X · each row is that year's own filing, linked
RevenueExpenses
$0$5.0M$10M$15M$20MFY2021FY2022FY2023FY2024FY2025$17M$1.2M
FilingRevenueExpensesProgramsNet assetsTop pay
FY2025 (amended) ⓘ$17M$1.2M100.0%$16M$457,435
FY2024 ⓘ$93,207$655K100.0%$77,675$109,623
FY2023 ⓘ$196K$25,001100.0%$640K$10,659
FY2022 ⓘ$244K$160K100.0%$468K$133,345
FY2021 ⓘ$391K$80,962100.0%$385K$98,182

Governance answers, as filed

FY2025 · the organization's own yes/no answers; explanations, if any, are in Schedule O of the filing · what each means
  • Voting board members, and how many are independent Part VI, lines 1a–1b9 · 9 independent
  • Audited financial statements Part XII 2bYes
  • Conflict-of-interest policy Part VI 12aYes
  • Whistleblower policy Part VI 13No
  • Document retention policy Part VI 14Yes
  • Independent process for top executive pay Part VI 15aYes
  • Board given the 990 before filing Part VI 11aYes
  • Family or business ties among insiders Part VI 2No
  • Aware of a significant diversion of assets Part VI 5No
  • Excess benefit transaction with an insider Part IV 25aNo
  • Loans to or from insiders outstanding Part IV 26No
  • Lobbying, or a 501(h) election in effect Part IV 4No
  • Over $15,000 of professional fundraising services Part IV 18No
  • Over $10,000 of activity outside the U.S. Part IV 14bNo
  • Employees Part I, line 50
  • Volunteers Part I, line 69

Private foundation grants it received

1 private foundation reported grants to Sanford Underground Research Facility Foundation totaling $18 on their tax year 2023 Form 990-PF returns. See which foundations, on WHOFUNDS.

Source: WHOFUNDS open grant graph, matched from Form 990-PF Part XV.

Correct a figure or respond

Every number above is copied from Sanford Underground Research Facility Foundation's own Form 990. If one doesn't match the filing, that's our error and we'll fix it. If you work for Sanford Underground Research Facility Foundation, you can publish a response that is linked from this page.

Similar-sized charities in this cause

All public & societal benefit charities · Largest charities in South Dakota

Questions people ask

How much of Sanford Underground Research Facility Foundation's spending goes to programs?

In the fiscal year ending June 30, 2025, Sanford Underground Research Facility Foundation reported that 100.0% of its $1.2 million in expenses went to program services, 0.0% to management and general and 0.0% to fundraising (Form 990, Part IX).

How much does Sanford Underground Research Facility Foundation pay its top executive?

The largest total compensation Sanford Underground Research Facility Foundation reported for one person in the fiscal year ending June 30, 2025 was $457,435, for the role of EXECUTIVE DI (Form 990, Part VII, including compensation from related organizations and other compensation).

Where does Sanford Underground Research Facility Foundation get its money?

Of $16.6 million in revenue in the fiscal year ending June 30, 2025, 100.0% came from contributions and grants (including 0.1% from government grants) and 0.0% from program service revenue (Form 990, Part VIII).

Is Sanford Underground Research Facility Foundation a registered charity?

The IRS lists EIN 84-2556473 as a 501(c)(3) organization (supporting organization, type i), and its records show contributions as tax-deductible. Form 990 filings on record here cover tax years 2020, 2021, 2022, 2023, 2024. A filing shows what the organization reported; it doesn't by itself show whether a program works.

Sources

  • FY2025: Form 990 for the fiscal year ending June 30, 2025 (amended), object 202630909349301558 · read the filing · XML
  • FY2024: Form 990 for the fiscal year ending June 30, 2024, object 202520919349300747 · read the filing
  • FY2023: Form 990 for the fiscal year ending June 30, 2023, object 202400739349301615 · read the filing
  • FY2022: Form 990 for the fiscal year ending June 30, 2022, object 202300539349301355 · read the filing
  • FY2021: Form 990 for the fiscal year ending June 30, 2021, object 202230919349301723 · read the filing

All filings for EIN 84-2556473: ProPublica Nonprofit Explorer · IRS Tax Exempt Organization Search. Figures are as the organization reported them; we have not audited them.