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Sanford Underground Research

LEAD, SD EIN: 84-2556473 Website

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.

Financial Overview

From 2025 IRS Form 990-PF · View filing

Total Assets

$15.6M

+19992.8% YoY

Annual Giving

$59K

-91.1% YoY

Grant Count

1

+0.0% YoY

Avg Grant Size

$59K

-91.1% YoY

About Sanford Underground Research

Based on IRS filings

Sanford Underground Research is a nonprofit organization focused on Public, Societal Benefit, based in LEAD, SD. IRS filing data is available from 2020 through 2025. As of 2025, the organization holds $15.6M in total assets. In 2025, it awarded 1 grants totaling $59K.

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Geographic Focus

Where this funder awards grants

Grant Distribution by State

1states

States

Cities

Lead

Financial History

Multi-year comparison from IRS filings

Revenue
Expenses
Qualifying Distributions
Net Investment Income
$0$5M$9M$14M$18M202020212022202320242025
Metric202520242023
Total Assets$15,607,091$77,675$639,670
Revenue$16,587,928$93,207$196,225
Expenses$1,158,512$655,202$25,001
Qualifying Distributions
Net Investment Income$367$123
Distributable Amount

Giving Over Time

Total grant dollars and number of grants per year

$0$164K$327K$491K$655K0 grants20201 grants20211 grants20221 grants20231 grants20241 grants2025

Grant Insights

How this funder distributes its grants

Top Recipients

Top 1 recipients in 2025

SOUTH DAKOTA SCIENCE & T…$59K

Grant Size Distribution

5 grants across all recorded years

1<$50K2$50–100K1$100–250K$250–500K1$500K–1M$1–5M$5M+

Giving History

Grant recipients and amounts by year

No grants recorded for .

Leadership & Key People

Officers and directors from IRS filings

Compensation Overview

From 2025 IRS filing

From 2025 filing

NameTitleHoursCompensation
TERRY MILLERCHIEF FIN. O40
ANNIE AVERITT2024 FOUND.40
BETH MASSACHAIR0.25
CHRIS FALLTREASURER/SE0.25
JULIE OLSONDIRECTOR0.25
LINN EVANSDIRECTOR0.25
BARBARA SZCZERBINSKADIRECTOR0.25
JUSTIN VARLANDDIRECTOR0.25
ROBERT WILSONDIRECTOR0.25
CASEY PETERSONEX-OFFICIO D0.25
FRED ROMKEMADIRECTOR0.25

Subject Areas

Focus areas based on grantmaking activity

Related Funders

Similar funders by location and focus area

Data last updated April 2026. Sourced from IRS Form 990-PF filings.

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