Gialamas Family Foundation

Private foundation · Grantmaker Madison, WI EIN: 39-6673858

Gialamas Family Foundation is a private foundation based in Madison, Wisconsin. In filing year 2026, it reported 13 grants totaling $278,400 to charitable organizations in five states.

Gialamas Family Foundation at a glance

In short: Gialamas Family Foundation gave $278K across 13 grants in 2026 (avg $21K), mostly in Wisconsin. Source: 2026 IRS Form 990-PF.

Annual giving (2026)
$278,400
+20.0% vs 2025
Grants made (2026)
13
+0.0% vs 2025
Average grant
$21,415
+20.0% vs 2025
Median grant
$20,000
Total assets
$3,986,519
-4.4% vs 2025
Primary geography
Wisconsin (53% of itemized 2026 grant dollars)
Latest 990 filing
Form 990-PF, 2026 View filing

Data from IRS Form 990-PF, 2026; updated October 2026.

How to apply to Gialamas Family Foundation

Accepts unsolicited proposals
No
How to Apply

The foundation states that it makes contributions only to preselected charitable organizations and does not accept unsolicited requests.

Contact

Mailing address: 8040 Excelsior Drive Suite 200, Madison, WI 53717
Phone: (608) 836-8000

Application details from Grantable's research on the foundation's public materials; confirm on its website before applying.

Who Gialamas Family Foundation funds

How this funder distributes its grants

Top Recipients

Top 10 recipients in 2026

ASU Foundation - Athletics: $50KASU Foundation - Athletics$50KUw Foundation Innovation Fund: $50KUw Foundation Innovation Fund$50KAmerican Cancer Society: $30KAmerican Cancer Society$30KMadison Opera: $25KMadison Opera$25KEdgewood Campus School: $20KEdgewood Campus School$20KHollis School District: $20KHollis School District$20KPinnacle High - Pioneer Football: $20KPinnacle High - PioneerFootball$20KEdgewood High School: $18KEdgewood High School$18KAssumption Greek Orthodox Church - Madison WI: $10KAssumption Greek OrthodoxChurch - Madison WI$10KNational Hellenic Society: $10KNational Hellenic Society$10K

The largest 2026 recipient was ASU Foundation - Athletics ($50K). Together the top 10 received $253K.

Grant Size Distribution

49 grants across all recorded years

44<$50K3$50–100K2$100–250K$250–500K$500K–1M$1–5M$5M+

The most common grant size was under $50K: 44 grants of 49 (90%).

Geographic Focus

Where this funder awards grants

In filing year 2026, grant dollars went to recipients in Wisconsin (53%), Arizona (25%), Georgia (11%), New Hampshire (7%), and Virginia (4%).

Grant Distribution by State

6states

Share of 2026 grant dollars across all 13 itemized grants.

Cities

MadisonScottsdaleHollisKennesawAnnandaleMiddletonWaunakeeArlingtonDekalbMilwaukeePhoenizTempe

How Gialamas Family Foundation gives

  • 62% of 2026 grantees were also funded in 2025. Method
  • Giving grew 77% from 2023 to 2026. Method
  • In 2026 it paid out 100% of its IRS minimum distribution (the 5% rule). Method

Estimate from itemized grant lists in IRS Form 990-PF filings (2026). Recipient names are matched across years, so a renamed or misspelled grantee can look new; grants to individuals are left out. Methodology.

Giving History

Giving Over Time

Total grant dollars and number of grants per year

$0$100K$200K$300K6 grants2020 2 grants2021 5 grants2022 10 grants2023 8 grants2024 13 grants2025 13 grants2026

From 2020 to 2026, annual grant giving ranged from $40K (2022) to $278K (2026). In 2026 it made 13 grants totaling $278K.

Grants by year

Grant recipients and amounts by year

RecipientPurposeAmount
ASU Foundation - Athletics Tempe, AZGeneral Support$50,000
Uw Foundation Innovation Fund Madison, WIGeneral Support$50,000
American Cancer Society Kennesaw, GAGeneral Support$30,000
Madison Opera Madison, WIGeneral Support$25,000
Edgewood Campus School Madison, WIGeneral Support$20,000
Hollis School District Hollis, NHGeneral Support$20,000
Pinnacle High - Pioneer Football Phoeniz, AZGeneral Support$20,000
Edgewood High School Madison, WIGeneral Support$18,400
Assumption Greek Orthodox Church - Madison WI Madison, WIGeneral Support$10,000
National Hellenic Society Annandale, VAGeneral Support$10,000
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Financial History

Multi-year comparison from IRS filings

Figures from IRS filings, by filing year
Filing yearTotal AssetsRevenueExpensesGrants paidGrantsQualifying DistributionsNet Investment IncomeDistributable Amount
2026$3,986,519$148,992$333,932$278,40013$279,693$97,273$278,602
2025$4,171,459$203,659$283,801$232,00013$233,006$155,184$260,933
2024$3,601,836$172,117$246,937$202,4008$203,373$128,553$236,047
2023$3,676,656$797,163$203,892$157,50010$158,888$71,210$221,108
2022$3,753,416$2,606,817$70,968$40,0005$41,300$142,688$140,059
2021$1,437,522$80,249$98,292$76,0002—$59,317$85,700
2020$1,455,565$49,969$103,751$82,5006—$29,813$79,198

Under IRS private-foundation payout rules, Gialamas Family Foundation reported a distributable amount of $279K for 2026 — the minimum it must pay out in qualifying distributions.

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

Mission & Focus Areas

No mission statement for the foundation is provided. Its 2026 grants included support for educational, arts, health-related, religious, athletic, and animal-rescue organizations. The American Cancer Society describes its mission as improving the lives of people with cancer and their families through advocacy, research, and patient support. Madison Opera says its mission is to produce operas of the highest artistic standards. Edgewood Campus School describes its mission as educating and guiding a diverse student body toward becoming faith-filled global citizens. Ronald McDonald House Madison says it provides services to remove barriers, strengthen families, and promote healing when children need healthcare.

Grantmaking

In filing year 2026, the foundation gave 13 grants totaling $278,400. Grant amounts ranged from $5,000 to $50,000, with a median of $20,000.

Among its largest reported grants were $50,000 to ASU Foundation - Athletics and $50,000 to UW Foundation Innovation Fund; $30,000 to American Cancer Society; $25,000 to Madison Opera; and $20,000 each to Edgewood Campus School, Hollis School District, and Pinnacle High - Pioneer Football. The reported purposes for these grants were general support.

Leadership & Key People

Leadership team and compensation from IRS filings

The 2026 filing lists Demetria L Gialamas-Bull and Gina M Gialamas as executive committee members, and Thomas G Gialamas and Aris G Gialamas as co-trustees.

Gialamas Family Foundation's 2026 filing lists 4 officers; none of the 4 officers listed in 2026 report compensation.

Officers on the 2026 filing

  • Aris G. Gialamas

    Co-Trustee

    Executive Committee Member → Co-Trustee, 2022

    On filings since 2020

    0.1 hrs/week

    No compensation reported

  • Thomas G. Gialamas

    Co-Trustee

    Executive Committee Member → Co-Trustee, 2022

    On filings since 2020

    0.1 hrs/week

    No compensation reported

  • Demetria L. Gialamas-Bull

    Executive Committee Member

    On filings since 2020

    0.1 hrs/week

    No compensation reported

  • Gina M. Gialamas

    Executive Committee Member

    On filings since 2020

    0.1 hrs/week

    No compensation reported

Former officers (1)
  • Former: George T. Gialamas (2020–2021) — Trustee

Data from IRS Form 990 filings, 2020–2026. "On filings since" is the earliest filing we hold that lists the person; hours are average hours per week as reported.

Frequently asked questions about Gialamas Family Foundation

How much does Gialamas Family Foundation give each year?

Gialamas Family Foundation gave $278K across 13 grants in 2026, according to its 2026 IRS Form 990-PF. In 2025 it gave $232K across 13 grants.

What is Gialamas Family Foundation's typical grant size?

Gialamas Family Foundation's median grant in 2026 was $20,000, and its average grant was $21,415, across 13 grants on its 2026 IRS Form 990-PF.

Where does Gialamas Family Foundation give grants?

Gialamas Family Foundation gives mostly in Wisconsin: 53% of the grant dollars itemized on its 2026 IRS Form 990-PF went to recipients there. The next largest states were Arizona (25%) and Georgia (11%). The most frequent recipient cities were Madison, WI (7 grants).

Does Gialamas Family Foundation give general operating support?

Yes: 100% of Gialamas Family Foundation's 2026 grants with a stated purpose (13 of 13) were for general or operating support, per its 2026 IRS Form 990-PF.

Who are Gialamas Family Foundation's largest grantees?

Gialamas Family Foundation's largest 2026 grantees include ASU Foundation - Athletics ($50,000), Uw Foundation Innovation Fund ($50,000) and American Cancer Society ($30,000), according to its 2026 IRS Form 990-PF. Together they received 47% of its itemized 2026 grant dollars.

How large is Gialamas Family Foundation?

Gialamas Family Foundation reported $4.0M in total assets on its 2026 IRS Form 990-PF. It paid out $280K in qualifying distributions that year, against a required minimum of $279K (roughly 5% of its investment assets).

What does Gialamas Family Foundation fund?

No mission statement for the foundation is provided. Its 2026 grants included support for educational, arts, health-related, religious, athletic, and animal-rescue organizations. See mission & focus areas ↑

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

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

What is Gialamas Family Foundation's EIN?

Gialamas Family Foundation's EIN (Employer Identification Number) is 39-6673858. IRS Form 990 filing data is available on this page for 2020–2026.

Does Gialamas Family Foundation accept unsolicited proposals?

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

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

Data update history

(8)

When this profile's IRS filing data changed on Grantable

  1. Updated Form 990-PF for fiscal year 2020 (received by the IRS August 11, 2020)
  2. Updated Form 990-PF for fiscal year 2021 (received by the IRS August 13, 2021)
  3. Updated Form 990-PF for fiscal year 2022 (received by the IRS January 12, 2023)
  4. Updated Form 990-PF for fiscal year 2023 (received by the IRS May 25, 2023)
  5. Updated Form 990-PF for fiscal year 2024 (received by the IRS July 29, 2024)
  6. Updated Form 990-PF for fiscal year 2025 (received by the IRS August 12, 2025)
  7. Added Form 990-PF for fiscal year 2026 (received by the IRS May 13, 2026)
  8. IRS filings on file for fiscal years 2020–2025

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Cite this profile

Grantable. (2026). Gialamas Family Foundation funder profile. GrantGraph. Retrieved October 12, 2026, from https://grantable.co/funders/gialamas-family-foundation-morg_1ea66632571047ebaee3bc0f1dec988e

BibTeX
@misc{grantable_396673858_2026,
  author       = {{Grantable}},
  title        = {{Gialamas Family Foundation funder profile}},
  howpublished = {GrantGraph},
  year         = {2026},
  url          = {https://grantable.co/funders/gialamas-family-foundation-morg_1ea66632571047ebaee3bc0f1dec988e},
  note         = {Accessed 2026-10-12. Data licensed CC BY 4.0}
}

The figures on this page are open data under CC BY 4.0: reuse them with credit to Grantable and a link. Download the data.

Figures come from Gialamas Family 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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