The Sigma Alpha Mu Foundation logo

The Sigma Alpha Mu Foundation

Public charity · Grantmaker Indianapolis, IN EIN: 13-6093817 Website

To furnish student aid, to encourage and develop conduct and traits of character consistent with high morals, constructive citizenship, scholarship, leadership and community service and to support the educational interests and activities of the sigma alpha mu fraternity.

The Sigma Alpha Mu Foundation at a glance

In short: The Sigma Alpha Mu Foundation gave $86K across 3 grants in 2025 (avg $29K), mostly in Indiana. Source: 2025 IRS Form 990.

Annual giving (2025)
$85,990
+11.9% vs 2024
Grants made (2025)
3
+0.0% vs 2024
Average grant
$28,663
+11.9% vs 2024
Median grant
$14,856
Total assets
$12,383,438
+3.3% vs 2024
Primary geography
Indiana (73% of itemized 2025 grant dollars)
Latest 990 filing
Form 990, 2025 View filing

Data from IRS Form 990, 2025; updated September 2026.

How to apply to The Sigma Alpha Mu Foundation

Who The Sigma Alpha Mu Foundation funds

How this funder distributes its grants

Top Recipients

Top 3 recipients in 2025

Sigma Alpha Mu Fraternity Inc: $63KSigma Alpha Mu Fraternity Inc$63KMu Theta Chapter of Sigma Alpha Mu: $15KMu Theta Chapter of SigmaAlpha Mu$15KSigma Theta Chapter of Sigma Alpha Mu: $8KSigma Theta Chapter of SigmaAlpha Mu$8K

The largest 2025 recipient was Sigma Alpha Mu Fraternity Inc ($63K). Together the top 3 received $86K.

Grant Size Distribution

9 grants across all recorded years

7<$50K2$50–100K$100–250K$250–500K$500K–1M$1–5M$5M+

The most common grant size was under $50K: 7 grants of 9 (78%).

Geographic Focus

Where this funder awards grants

Grant Distribution by State

4states

Share of 2025 grant dollars across all 3 itemized grants.

Cities

IndianapolisAustinLos AngelesPhiladelphia

How The Sigma Alpha Mu Foundation gives

  • Giving grew 99% from 2022 to 2025. Method

From the foundation's IRS Form 990 filings. Methodology.

Giving History

Giving Over Time

Total grant dollars and number of grants per year

$0$25K$50K$75K$100K1 grant2021 1 grant2022 1 grant2023 3 grants2024 3 grants2025

From 2021 to 2025, annual grant giving ranged from $43K (2022) to $86K (2025). In 2025 it made 3 grants totaling $86K.

Grants by year

Grant recipients and amounts by year

RecipientPurposeAmount
Sigma Alpha Mu Fraternity Inc Indianapolis, INLeadership Schools, Alcohol Awareness Education and Citizenship Training$62,900
Mu Theta Chapter of Sigma Alpha Mu Los Angeles, CAImprovements to educational space and internet access of the chapter house.$14,856
Sigma Theta Chapter of Sigma Alpha Mu Austin, TXImprovements to educational space and internet access of the chapter house.$8,234
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Financial History

Multi-year comparison from IRS filings

Figures from IRS filings, by filing year
Filing yearTotal AssetsRevenueExpensesGrants paidGrantsNet Investment Income
2025$12,383,438$2,141,994$1,230,273$85,9903$1,414,415
2024$11,987,603$1,494,419$1,091,955$76,8163$296,652
2023$10,441,546$848,468$785,442$48,9871$333,458
2022$10,724,306$966,760$602,772$43,2961$460,170
2021$11,294,466$764,808$604,447$45,3541$152,386

About The Sigma Alpha Mu Foundation

Based on IRS filings

The Sigma Alpha Mu Foundation is a public charity focused on Education, based in Indianapolis, IN. IRS filing data is available from 2021 through 2025. As of 2025, the organization holds $12.4M in total assets. In 2025, it awarded 3 grants totaling $86K. Net investment income was $1.4M.

Focus Areas

Leadership & Key People

Officers and directors from IRS filings

The Sigma Alpha Mu Foundation is led by Aaron M. Girson, CEO since 2024 (on filings since 2021); 1 of 23 officers listed in 2025 is compensated.

Officers on the 2025 filing

  • Aaron M. Girson

    CEO

    Treasurer & Director → CEO Treasurer, 2023

    CEO Treasurer → CEO, 2024

    On filings since 2021

    40 hrs/week

    $130K (2024) → $143K (2025)

  • Robert S. Weiss

    President

    President & Director → President, 2023

    On filings since 2021

    5 hrs/week

    No compensation reported

  • Bradley Unger

    Director

    On filings since 2021

    1 hr/week

    No compensation reported

  • David H. Phillips

    Director

    On filings since 2021

    1 hr/week

    No compensation reported

  • David S. Rice

    Director

    On filings since 2021

    1 hr/week

    No compensation reported

  • Evan Lubline

    Director

    On filings since 2021

    1 hr/week

    No compensation reported

  • Hanno D. Mott

    Director

    On filings since 2021

    1 hr/week

    No compensation reported

  • Lawrence J. Leib Esq.

    Director

    On filings since 2021

    1 hr/week

    No compensation reported

  • Leland Garrett

    Director

    On filings since 2021

    1 hr/week

    No compensation reported

  • Nathaniel B. Locklin

    Director

    On filings since 2021

    1 hr/week

    No compensation reported

  • Richard Hall Williamson

    Director

    On filings since 2021

    1 hr/week

    No compensation reported

  • Robert B. Fagenson

    Director

    On filings since 2021

    1 hr/week

    No compensation reported

  • Ronald S. Katch

    Director

    On filings since 2021

    1 hr/week

    No compensation reported

  • Roy M. Neulicht

    Director

    On filings since 2021

    1 hr/week

    No compensation reported

  • Lawrence B. Wittels

    Director

    On filings since 2022

    1 hr/week

    No compensation reported

  • Nelson France

    Director

    On filings since 2022

    1 hr/week

    No compensation reported

  • Marc Perlstein

    Director

    On filings since 2023

    1 hr/week

    No compensation reported

  • Offer Korin

    Director

    On filings since 2024

    1 hr/week

    No compensation reported

  • Steven Kahn

    Director

    On filings since 2024

    1 hr/week

    No compensation reported

  • Andrew Paley

    Director

    New on the 2025 filing

    1 hr/week

    No compensation reported

  • Dennis G. Paese

    Vice President

    Vice President & Director → Vice President, 2023

    On filings since 2021

    5 hrs/week

    No compensation reported

  • John Paine

    Secretary

    Secretary & Director → Secretary, 2023

    On filings since 2021

    5 hrs/week

    No compensation reported

  • James Robertson

    Treasurer

    On filings since 2023

    5 hrs/week

    No compensation reported

Former officers (2)
  • Former: Ryan Robertson (2021–2022) — Assistant Treasurer & Director
  • Former: Sidney H. Guller (2021) — Director

Data from IRS Form 990 filings, 2021–2025. "On filings since" is the earliest filing we hold that lists the person; hours are average hours per week as reported.

Compensation Overview

From 2025 IRS filing

Aaron Girson — CEO: $143KAaron GirsonCEO$143K

The highest reported compensation on the 2025 filing was $143K, to Aaron Girson (CEO).

Frequently asked questions about The Sigma Alpha Mu Foundation

How much does The Sigma Alpha Mu Foundation give each year?

The Sigma Alpha Mu Foundation gave $86K across 3 grants in 2025, according to its 2025 IRS Form 990. In 2024 it gave $77K across 3 grants.

What is The Sigma Alpha Mu Foundation's typical grant size?

The Sigma Alpha Mu Foundation's median grant in 2025 was $14,856, and its average grant was $28,663, across 3 grants on its 2025 IRS Form 990.

Where does The Sigma Alpha Mu Foundation give grants?

The Sigma Alpha Mu Foundation gives mostly in Indiana: 73% of the grant dollars itemized on its 2025 IRS Form 990 went to recipients there. The next largest states were California (17%) and Texas (10%).

Does The Sigma Alpha Mu Foundation give general operating support?

Not in 2025: none of the 3 grants with a stated purpose on The Sigma Alpha Mu Foundation's 2025 IRS Form 990 were described as general or operating support.

How large is The Sigma Alpha Mu Foundation?

The Sigma Alpha Mu Foundation reported $12.4M in total assets on its 2025 IRS Form 990. Its revenue that year was $2.1M.

What is The Sigma Alpha Mu Foundation?

The Sigma Alpha Mu Foundation is a public charity focused on Education, based in Indianapolis, IN. It holds $12.4M in total assets as of 2025.

What is The Sigma Alpha Mu Foundation's EIN?

The Sigma Alpha Mu Foundation's EIN (Employer Identification Number) is 13-6093817. IRS Form 990 filing data is available on this page for 2021–2025.

Data last updated September 2026. Sourced from IRS Form 990 filings.

Data update history

(6)

When this profile's IRS filing data changed on Grantable

  1. Updated Form 990 for fiscal year 2021 (received by the IRS February 17, 2022)
  2. Updated Form 990 for fiscal year 2022 (received by the IRS April 5, 2023)
  3. Updated Form 990 for fiscal year 2023 (received by the IRS April 12, 2024)
  4. Updated Form 990 for fiscal year 2024 (received by the IRS February 10, 2025)
  5. Updated Form 990 for fiscal year 2025 (received by the IRS October 10, 2025)
  6. IRS filings on file for fiscal years 2021–2025

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The filing figures on this page are open data under CC BY 4.0. About GrantGraph Open

Figures come from The Sigma Alpha Mu Foundation's IRS filings (methodology). AI-written summaries, news items and logos are not covered by the open licence. Spot an error? Email hello@grantable.co.

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