Pfeiffer Family Foundation

Private foundation · Grantmaker Aberdeen, SD EIN: 93-4772917

The Pfeiffer Family Foundation is a private foundation based in Aberdeen, South Dakota. Its 2025 filing reports grants to organizations in several states, including support for a university foundation, a veterans organization, and organizations serving people affected by illness or pursuing higher education.

Key facts about Pfeiffer Family Foundation

In short: Pfeiffer Family Foundation gave $1.2M across 18 grants in 2025 (avg $68K), mostly in South Dakota. Source: 2025 IRS Form 990-PF.

EIN
93-4772917
Latest 990 filing
Form 990-PF, 2025
Annual giving (2025)
$1,222,305
Grants made (2025)
18
Average grant
$67,906
Median grant
$12,900
Total assets
$5,654,718
Primary geography
South Dakota (67% of itemized 2025 grant dollars)
Accepts unsolicited proposals
No
How to apply
The foundation stated on its 2024 filing that it makes contributions only to preselected charitable organizations and does not accept unsolicited requests for funds. Full details ↓

Data from IRS Form 990-PF, 2025; updated September 2026. Application details from Grantable's research on the foundation's public materials; confirm on its website before applying.

Financial Overview

From 2025 IRS Form 990-PF · View filing

Total Assets

$5.7M

-4.4% YoY

Annual Giving

$1.2M

+629.3% YoY

Grant Count

18

+5.9% YoY

Avg Grant Size

$68K

+588.8% YoY

Under IRS private-foundation payout rules, Pfeiffer Family Foundation reported a distributable amount of $275K for 2025 — the minimum it must pay out in qualifying distributions.

How Pfeiffer Family Foundation gives

  • 25% of 2025 grantees were also funded in 2024. Method
  • In 2025 it paid out 446% of its IRS minimum distribution (the 5% rule). Method

Estimate from itemized grant lists in IRS Form 990-PF filings (2025). Recipient names are matched across years, so a renamed or misspelled grantee can look new; grants to individuals are left out. Methodology.

Research compiled by Grantable AI from public sources. Last updated September 2026.

Mission & Focus Areas

No mission statement for the foundation is provided. Its 2025 grants include a $500,000 grant to Northern State University Foundation for the Gerrianne Pfeiffer Fund and a $200,000 grant to Aberdeen Area Veterans for the Common ground compaign.

The grantees describe their own work as follows: Northern State University Foundation says it secures the future of Northern State University by soliciting and administering funds and pursuing related activities. INADCURE FOUNDATION INC says its mission is research toward a possible treatment and cure for infantile neuroaxonal dystrophy. RAISE THE BARR says it works to increase opportunity and economic mobility for low-income single-parent students and their children through higher education, with programs including housing, advising, mentorship, financial literacy, and family wellness.

Grantmaking

In filing year 2025, the foundation reported 18 grants totaling $1,222,305. Grant amounts ranged from $500 to $500,000, with a median of $12,900. Other notable grants included $200,000 to INADCURE FOUNDATION INC, $100,000 to RAISE THE BARR, $50,000 to Media Ladies Conquering Cancer, and $50,000 to Aberdeen Hockey Association. RAISE THE BARR also received a separate $25,000 grant.

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Geographic Focus

Where this funder awards grants

In 2025, 67% of grant dollars went to recipients in South Dakota, 20% to New Jersey, 10% to California, and 2% to Minnesota.

Grant Distribution by State

6states

Share of 2025 grant dollars across all 18 itemized grants.

Cities

AberdeenRancho Palos VerdesSioux FallsMinneapolisBrookingsFairfieldKansas CityMontclairOdessaSaint Paul

Giving Over Time

Total grant dollars and number of grants per year

$0$500K$1M$1.5M0 grants2023 17 grants2024 18 grants2025

From 2024 to 2025, annual grant giving ranged from $168K (2024) to $1.2M (2025). In 2025 it made 18 grants totaling $1.2M.

Grant Insights

How this funder distributes its grants

Top Recipients

Top 10 recipients in 2025

Northern State University Foundation: $503K across 2 grantsNorthern State UniversityFoundation$503K · 2 grantsAberdeen Area Veterans inc: $200KAberdeen Area Veterans inc$200KInadcure Foundation Inc: $200KInadcure Foundation Inc$200KRaise The Barr: $125K across 2 grantsRaise The Barr$125K · 2 grantsMedia Ladies Conquering Cancer: $50KMedia Ladies Conquering Cancer$50KAberdeen Hockey Association: $50KAberdeen Hockey Association$50KAberdeen Catholic School System: $37KAberdeen Catholic SchoolSystem$37KOld Cronies: $15KOld Cronies$15KMake-A-Wish South Dakota & Montana: $11KMake-A-Wish South Dakota &Montana$11KAcademic Athletic Oportunities: $10KAcademic Athletic Oportunities$10K

The largest 2025 recipient was Northern State University Foundation ($503K across 2 grants). Together the top 10 received $1.2M.

Grant Size Distribution

35 grants across all recorded years

29<$50K2$50–100K3$100–250K$250–500K1$500K–1M$1–5M$5M+

The most common grant size was under $50K: 29 grants of 35 (83%).

Giving History

Grant recipients and amounts by year

RecipientPurposeAmount
Northern State University Foundation Aberdeen, SDGerrianne Pfeiffer Fund$500,000
Aberdeen Area Veterans inc Aberdeen, SDCommon ground compaign$200,000
Inadcure Foundation Inc Fairfield, NJDonation$200,000
Raise The Barr Rancho Palos Verdes, CASupport of single-parenting students in CA & MN$100,000
Media Ladies Conquering Cancer Montclair, NJDonation$50,000
Aberdeen Hockey Association Aberdeen, SDPledge$50,000
Aberdeen Catholic School System Aberdeen, SD2025 Roncalli Ball and Tuition$36,605
Raise The Barr Rancho Palos Verdes, CAAnthony Barr - Legacy Fund$25,000
Old Cronies Aberdeen, SDGold Star Memorial$15,000
Make-A-Wish South Dakota & Montana Sioux Falls, SDDisney Land trip$10,800

Financial History

Multi-year comparison from IRS filings

Filing year Assets Revenue Expenses Grant total Grant count
2025 $5,654,718 $589,440 $1,283,895 $1,222,305 18
2024 $5,914,905 $472,431 $208,642 $167,600 17
2023 $5,006,268 $5,006,268 — — 0
Revenue
Expenses
Qualifying Distributions
Net Investment Income
$0$2M$4M$6M2023 2024 2025
Metric202520242023
Total Assets$5,654,718$5,914,905$5,006,268
Revenue$589,440$472,431$5,006,268
Expenses$1,283,895$208,642—
Qualifying Distributions$1,225,399$167,631—
Net Investment Income$547,316$1,115,389$2,254
Distributable Amount$274,513$269,281$20,545

Data update history

When this profile's IRS filing data changed on Grantable

  1. Updated Form 990-PF for fiscal year 2023 (received by the IRS May 9, 2024)
  2. Updated Form 990-PF for fiscal year 2024 (received by the IRS May 14, 2025)
  3. Updated Form 990-PF for fiscal year 2025 (received by the IRS April 14, 2026)
  4. IRS filings on file for fiscal years 2023–2025

Leadership & Key People

Leadership team and compensation from IRS filings

The 2025 filing lists Steven M Pfeiffer as President; Samuel R Pfeiffer and Sarah E Monahan as Vice Presidents; Steven Maxwell Pfeiffer as Secretary; and John J Pfeiffer as Treasurer.

Pfeiffer Family Foundation is led by Steven Maxwell Pfeiffer, President & Secretary on every filing since 2023; none of the 4 officers listed in 2025 report compensation.

Officers on the 2025 filing

  • Steven Maxwell Pfeiffer

    President & Secretary

    On filings since 2023

    1 hr/week

    No compensation reported

  • John J Pfeiffer

    Treasurer

    On filings since 2023

    1 hr/week

    No compensation reported

  • Samuel R Pfeiffer

    Vice President

    On filings since 2023

    1 hr/week

    No compensation reported

  • Sarah E Monahan

    Vice President

    On filings since 2023

    1 hr/week

    No compensation reported

Data from IRS Form 990 filings, 2023–2025. "On filings since" is the earliest filing we hold that lists the person; hours are average hours per week as reported.

Contact

Mailing address: 12954 Prairiewood Dr, Aberdeen, SD 57401
Phone: (605) 380-2558

Frequently asked questions about Pfeiffer Family Foundation

How much does Pfeiffer Family Foundation give each year?

Pfeiffer Family Foundation gave $1.2M across 18 grants in 2025, according to its 2025 IRS Form 990-PF. In 2024 it gave $168K across 17 grants.

What is Pfeiffer Family Foundation's typical grant size?

Pfeiffer Family Foundation's median grant in 2025 was $12,900, and its average grant was $67,906, across 18 grants on its 2025 IRS Form 990-PF.

Where does Pfeiffer Family Foundation give grants?

Pfeiffer Family Foundation gives mostly in South Dakota: 67% of the grant dollars itemized on its 2025 IRS Form 990-PF went to recipients there. The next largest states were New Jersey (20%) and California (10%). The most frequent recipient cities were Aberdeen, SD (10 grants), Rancho Palos Verdes, CA (2 grants) and Minneapolis, MN (2 grants).

Does Pfeiffer Family Foundation give general operating support?

Not in 2025: none of the 18 grants with a stated purpose on Pfeiffer Family Foundation's 2025 IRS Form 990-PF were described as general or operating support. Recurring purposes include "Donation" (4 grants).

Who are Pfeiffer Family Foundation's largest grantees?

Pfeiffer Family Foundation's largest 2025 grantees include Northern State University Foundation ($503,400 across 2 grants), Aberdeen Area Veterans inc ($200,000) and Inadcure Foundation Inc ($200,000), according to its 2025 IRS Form 990-PF. Together they received 74% of its itemized 2025 grant dollars.

How large is Pfeiffer Family Foundation?

Pfeiffer Family Foundation reported $5.7M in total assets on its 2025 IRS Form 990-PF. It paid out $1.2M in qualifying distributions that year, against a required minimum of $275K (roughly 5% of its investment assets).

What does Pfeiffer Family Foundation fund?

No mission statement for the foundation is provided. Its 2025 grants include a $500,000 grant to Northern State University Foundation for the Gerrianne Pfeiffer Fund and a $200,000 grant to Aberdeen Area Veterans for the Common ground compaign. See mission & focus areas ↑

How do I apply for a grant from Pfeiffer Family Foundation?

The foundation stated on its 2024 filing that it makes contributions only to preselected charitable organizations and does not accept unsolicited requests for funds. Eligibility and process details are in the grantmaking section of this profile. See how to apply ↑

What is Pfeiffer Family Foundation's EIN?

Pfeiffer Family Foundation's EIN (Employer Identification Number) is 93-4772917. IRS Form 990 filing data is available on this page for 2023–2025.

Does Pfeiffer Family Foundation accept unsolicited proposals?

No, according to Grantable's research on the foundation's published guidelines. See how to apply ↑

Data last updated September 2026. Sourced from IRS Form 990-PF filings. Research dossier generated September 2026.

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