Society for Industrial and Applied Mathematics
Incorporated in 1952 as a non-profit organization, siam has worked toward the following goals for more than 70 years:-to advance the application of mathematics and computational science to engineering, industry, science, and society;-to promote research that will lead to effective new mathematical and computational methods and techniques for science, engineering, industry, and society;-to provide media for the exchange of information and ideas among mathematicians, engineers, and scientists.
Key facts about Society for Industrial and Applied Mathematics
In short: Society for Industrial and Applied Mathematics gave $189K across 5 grants in 2024 (avg $38K), top state Delaware. Source: 2024 IRS Form 990.
- EIN
- 23-1496016
- Latest 990 filing
- Form 990, 2024
- Annual giving (2024)
- $189,304
- Grants made (2024)
- 5
- Average grant
- $37,861
- Median grant
- $37,260
- Total assets
- $61,103,168
- Primary geography
- Delaware (23% of itemized 2024 grant dollars)
Data from IRS Form 990, 2024; updated September 2026.
Financial Overview
From 2024 IRS Form 990 · View filing
Total Assets
$61.1M
+8.0% YoY
Annual Giving
$189K
+11.7% YoY
Grant Count
5
+0.0% YoY
Avg Grant Size
$38K
+11.7% YoY
About Society for Industrial and Applied Mathematics
Based on IRS filings
Society for Industrial and Applied Mathematics is a public charity focused on Science & Technology, based in Philadelphia, PA. IRS filing data is available from 2020 through 2024. As of 2024, the organization holds $61.1M in total assets. In 2024, it awarded 5 grants totaling $189K. Net investment income was $3.6M.
Focus Areas
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Geographic Focus
Where this funder awards grants
Grant Distribution by State
Share of 2024 grant dollars across all 5 itemized grants.
Cities
Giving Over Time
Total grant dollars and number of grants per year
From 2020 to 2024, annual grant giving ranged from $7K (2020) to $189K (2024). In 2024 it made 5 grants totaling $189K.
Hatched bars: grants paid as reported on the IRS filing, which lists no individual grants for that year.
Grant Insights
How this funder distributes its grants
Top Recipients
Top 5 recipients in 2024
The largest 2024 recipient was University of Delaware ($43K). Together the top 5 received $189K.
Grant Size Distribution
10 grants across all recorded years
The most common grant size was under $50K: 10 grants of 10 (100%).
Giving History
Grant recipients and amounts by year
| Recipient | Purpose | Amount |
|---|---|---|
| University of Delaware Newark, DE | Undergradaute Summer Research Program | $43,018 |
| San Francisco State University San Francisco, CA | Undergradaute Summer Research Program | $40,339 |
| Simpson College Indianola, IA | Undergradaute Summer Research Program | $37,260 |
| Purdue University West Lafayette, IN | Undergradaute Summer Research Program | $36,975 |
| Central Washington State University Ellensburg, WA | Undergradaute Summer Research Program | $31,712 |
Financial History
Multi-year comparison from IRS filings
| Metric | 2024 | 2023 | 2022 |
|---|---|---|---|
| Total Assets | $61,103,168 | $56,575,127 | $50,715,665 |
| Revenue | $17,724,481 | $15,435,934 | $14,882,104 |
| Expenses | $17,877,072 | $15,162,511 | $13,907,260 |
| Net Investment Income | $3,641,450 | $2,914,357 | $2,315,534 |
Data update history
When this profile's IRS filing data changed on Grantable
- Updated Form 990 for fiscal year 2020 (received by the IRS September 21, 2021)
- Updated Form 990 for fiscal year 2021 (received by the IRS September 22, 2022)
- Updated Form 990 for fiscal year 2022 (received by the IRS November 14, 2023)
- Updated Form 990 for fiscal year 2023 (received by the IRS November 15, 2024)
- Updated Form 990 for fiscal year 2024 (received by the IRS November 14, 2025)
- IRS filings on file for fiscal years 2020–2024
Leadership & Key People
Officers and directors from IRS filings
Society for Industrial and Applied Mathematics is led by Suzanne L. Weekes, Chief Executive Officer since 2022 (on filings since 2021); 7 of 29 officers listed in 2024 are compensated.
Officers on the 2024 filing
Suzanne L. Weekes
Chief Executive Officer
Executive Director → Chief Executive Officer, 2022
On filings since 2021
36.3 hrs/week
$344K (2021) → $400K (2024)
Sven Leyffer
President
President-Elect → President, 2023
On filings since 2022
7.5 hrs/week
No compensation reported
Alison Ramage
Trustee -Chairperson
Trustee → Trustee- Chairperson, 2023
Trustee- Chairperson → Trustee -Chairperson, 2024
On filings since 2020
1 hr/week
No compensation reported
Kivmars H. Bowling
Director & Publications
On filings since 2020
36.3 hrs/week
$159K (2020) → $210K (2024)
Richard O. Moore
Director, Programs & Services
Director, Programs & Services → Director, Programs & Ser, 2023
Director, Programs & Ser → Director, Programs & Services, 2024
On filings since 2020
36.3 hrs/week
$132K (2020) → $171K (2024)
Matthew T. Posey
Director & Information Services
Director & Information Services → Director & Information Serv, 2023
Director & Information Serv → Director & Information Services, 2024
On filings since 2021
36.3 hrs/week
$147K (2021) → $174K (2024)
Abby K. Addy
Director & Development
New on the 2024 filing
36.3 hrs/week
$144K (2024)
Bonita V. Saunders
Trustee
Board of Trustees → Trustee, 2022
On filings since 2020
1 hr/week
No compensation reported
Thomas A. Grandine
Trustee
Board of Trustees → Trustee, 2022
On filings since 2020
1 hr/week
No compensation reported
Jan Hesthaven
Trustee
Board of Trustees → Trustee, 2022
On filings since 2021
1 hr/week
No compensation reported
Liliana Borcea
Trustee
Board of Trustees → Trustee, 2022
On filings since 2021
1 hr/week
No compensation reported
Beatrice Riviere
Trustee
On filings since 2022
1 hr/week
No compensation reported
Chi-Wang Shu
Trustee
On filings since 2022
1 hr/week
No compensation reported
Raymond Chan
Trustee
On filings since 2022
1 hr/week
No compensation reported
Ricardo Cortez
Trustee
On filings since 2023
1 hr/week
No compensation reported
Ulrike Yang
Trustee
On filings since 2023
1 hr/week
No compensation reported
Cynthia Phillips
Trustee
New on the 2024 filing
1 hr/week
No compensation reported
Lauren R. Steidel
Controller
On filings since 2020
36.3 hrs/week
$149K (2020) → $175K (2024)
Samuel Gubins
Treasurer
On filings since 2020
7.5 hrs/week
$43K (2020) → $0 (2024)
Susan A. Palantino
Chief Operating Officer
On filings since 2020
36.3 hrs/week
$208K (2020) → $261K (2024)
Carol Woodward
President Elect
Vice President at Large → President Elect, 2024
On filings since 2020
7.5 hrs/week
No compensation reported
Howard Elman
Vice President for Publications
On filings since 2020
7.5 hrs/week
No compensation reported
James G. Nagy
Vice President for Programs
On filings since 2020
7.5 hrs/week
No compensation reported
Ron Buckmire
Vice President for Equity & Diversity
Vice President for Equity, Diversity & Inclusion → Vice President for Equity & Diversity, 2023
On filings since 2021
7.5 hrs/week
No compensation reported
Sharon Arroyo
Vice President for Industry
On filings since 2021
7.5 hrs/week
No compensation reported
Alejandro Aceves
Vice President for Science Policy
On filings since 2023
7.5 hrs/week
No compensation reported
Karen Devine
Secretary
New on the 2024 filing
7.5 hrs/week
No compensation reported
Lea Jenkins
Vice President for Education
New on the 2024 filing
7.5 hrs/week
No compensation reported
Sherry Li
Vice President at Large
New on the 2024 filing
7.5 hrs/week
No compensation reported
Former officers (19)
- Former: Esmong Ng (2020–2023) — Trustee
- Former: Kathleen Kavanagh (2020–2023) — Vice President for Education
- Former: Susan Minkoff (2020–2023) — Secretary
- Former: Susanne C. Brenner (2020–2023) — Past President
- Former: Michelle J. Montgomery (2021–2023) — Director & Projects
- Former: Gitta Kutyniok (2022–2023) — Vice President at Large
- Former: Anne Gelb (2020–2022) — Vice President for Science Policy
- Former: Margot Gerritsen (2020–2022) — Trustee
- Former: Randall J. Leveque (2020–2022) — Trustee
- Former: Jeffrey S. Saltzman (2020–2021) — Board of Trustees
- Former: Kathryn E. Brenan (2020–2021) — Board of Trustees
- Former: Linda Petzold (2020–2021) — Board of Trustees
- Former: Lisa J. Fauci (2020–2021) — Past President
- Former: Amr El-Bakry (2020) — Vice President for Industry
- Former: James M. Crowley (2020) — Executive Director
- Former: Kenneth J. Boyden (2020) — Director & Development
- Former: Russel E. Caflisch (2020) — Board of Trustees
- Former: Tamara G. Kolda (2020) — Board of Trustees
- Former: Theodore E. Kull (2020) — Director & Informational Services
Data from IRS Form 990 filings, 2020–2024. "On filings since" is the earliest filing we hold that lists the person; hours are average hours per week as reported.
Compensation Overview
From 2024 IRS filing
The highest reported compensation on the 2024 filing was $400K, to Suzanne L Weekes (Chief Executive Officer). 7 officers or directors reported compensation on that filing.
Frequently asked questions about Society for Industrial and Applied Mathematics
How much does Society for Industrial and Applied Mathematics give each year?
Society for Industrial and Applied Mathematics gave $189K across 5 grants in 2024, according to its 2024 IRS Form 990. In 2023 it gave $169K across 5 grants.
What is Society for Industrial and Applied Mathematics's typical grant size?
Society for Industrial and Applied Mathematics's median grant in 2024 was $37,260, and its average grant was $37,861, across 5 grants on its 2024 IRS Form 990.
Where does Society for Industrial and Applied Mathematics give grants?
Society for Industrial and Applied Mathematics's top state is Delaware, with 23% of the grant dollars itemized on its 2024 IRS Form 990. The next largest states were California (21%) and Iowa (20%).
Does Society for Industrial and Applied Mathematics give general operating support?
Not in 2024: none of the 5 grants with a stated purpose on Society for Industrial and Applied Mathematics's 2024 IRS Form 990 were described as general or operating support. Recurring purposes include "Undergradaute Summer Research Program" (5 grants).
Who are Society for Industrial and Applied Mathematics's largest grantees?
Society for Industrial and Applied Mathematics's largest 2024 grantees include University of Delaware ($43,018), San Francisco State University ($40,339) and Simpson College ($37,260), according to its 2024 IRS Form 990. Together they received 64% of its itemized 2024 grant dollars.
How large is Society for Industrial and Applied Mathematics?
Society for Industrial and Applied Mathematics reported $61.1M in total assets on its 2024 IRS Form 990. Its revenue that year was $17.7M.
What is Society for Industrial and Applied Mathematics?
Society for Industrial and Applied Mathematics is a public charity focused on Science & Technology, based in Philadelphia, PA. It holds $61.1M in total assets as of 2024.
What is Society for Industrial and Applied Mathematics's EIN?
Society for Industrial and Applied Mathematics's EIN (Employer Identification Number) is 23-1496016. IRS Form 990 filing data is available on this page for 2020–2024.
Data last updated September 2026. Sourced from IRS Form 990 filings.
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