Therblig Foundation
Therblig Foundation is a private foundation based in Charleston, South Carolina. Its 2024 filing reports 23 grants totaling $230,000, all to recipients in South Carolina.
Therblig Foundation at a glance
In short: Therblig Foundation gave $230K across 23 grants in 2024 (avg $10K), mostly in South Carolina. Source: 2024 IRS Form 990-PF.
- Annual giving (2024)
- $230,000
- +251.8% vs 2023
- Grants made (2024)
- 23
- +283.3% vs 2023
- Average grant
- $10,000
- -8.2% vs 2023
- Median grant
- $10,000
- Total assets
- $4,005,438
- -3.1% vs 2023
- Primary geography
- South Carolina (100% of itemized 2024 grant dollars)
- Latest 990 filing
- Form 990-PF, 2024 View filing
Data from IRS Form 990-PF, 2024; updated October 2026.
How to apply to Therblig Foundation
- Accepts unsolicited proposals
- No
- How to Apply
-
The foundation states that it does not accept unsolicited requests for funds and makes contributions only to preselected charitable organizations.
- Contact
Mailing address: 39 Broad Street, Charleston, SC 29401
Phone: (336) 747-6628
Application details from Grantable's research on the foundation's public materials; confirm on its website before applying.
Who Therblig Foundation funds
How this funder distributes its grants
Top Recipients
Top 10 recipients in 2024
The largest 2024 recipient was MUSC Foundation ($30K). Together the top 10 received $153K.
Grant Size Distribution
29 grants across all recorded years
The most common grant size was under $50K: 29 grants of 29 (100%).
Geographic Focus
Where this funder awards grants
All grant dollars reported for 2024 went to recipients in South Carolina.
Grant Distribution by State
Share of 2024 grant dollars across all 23 itemized grants.
States
Cities
How Therblig Foundation gives
- 13% of 2024 grantees were also funded in 2023. Method
- In 2024 it paid out 93% of its IRS minimum distribution (the 5% rule). Foundations have until the end of the next year to meet it. Method
Estimate from itemized grant lists in IRS Form 990-PF filings (2024). 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
From 2023 to 2024, annual grant giving ranged from $65K (2023) to $230K (2024). In 2024 it made 23 grants totaling $230K.
Grants by year
Grant recipients and amounts by year
| Recipient | Purpose | Amount |
|---|---|---|
| MUSC Foundation Charleston, SC | Operation Support | $30,000 |
| Star Gospel Mission Charleston, SC | Operation Support | $20,000 |
| Charleston Animal Society North Charleston, SC | Operation Support | $15,000 |
| The Nature Conservancy of South Carolina Charleston, SC | Operation Support | $15,000 |
| Barrier Islands Free Medical Clinic Johns Island, SC | Operation Support | $15,000 |
| Roper St Frances Foundation Charleston, SC | Operation Support | $15,000 |
| Lowcountry Food Bank Charleston, SC | Operation Support | $12,000 |
| One-Eighty Place Charleston, SC | Operation Support | $11,000 |
| Trident Literacy Asociation North Charleston, SC | Operation Support | $10,000 |
| Pattison's Academy Charleston, SC | Operation Support | $10,000 |
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Financial History
Multi-year comparison from IRS filings
| Filing year | Total Assets | Revenue | Expenses | Grants paid | Grants | Qualifying Distributions | Net Investment Income | Distributable Amount |
|---|---|---|---|---|---|---|---|---|
| 2024 | $4,005,438 | $275,052 | $272,412 | $230,000 | 23 | $230,000 | $232,640 | $246,073 |
| 2023 | $4,133,304 | $207,279 | $115,248 | $65,380 | 6 | $65,380 | $157,411 | $225,478 |
| 2022 | $3,968,068 | $3,975,668 | $7,600 | — | — | — | $58,976 | $65,379 |
Under IRS private-foundation payout rules, Therblig Foundation reported a distributable amount of $246K for 2024 — 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 2024 grants went to organizations working in areas including health care, food access, homelessness and other urgent needs, animal welfare, education, and conservation.
For example, Barrier Islands Free Medical Clinic describes its mission as providing a medical home for financially eligible, uninsured adults in the tri-county area. Lowcountry Food Bank describes its mission as pursuing equitable, dignified, and consistent access to food. Charleston Animal Society says its mission is the prevention of cruelty to animals, while One-Eighty Place says it works to end and prevent homelessness.
Grantmaking
In filing year 2024, the foundation gave 23 grants totaling $230,000. Grant amounts ranged from $3,000 to $30,000, with a median of $10,000. The largest grants included $30,000 to MUSC Foundation; $20,000 to Star Gospel Mission; and $15,000 each to Charleston Animal Society, The Nature Conservancy of South Carolina, Barrier Islands Free Medical Clinic, and Roper St Frances Foundation. The listed purposes for these grants were “Operation Support.”
Other grants included $12,000 to Lowcountry Food Bank, $11,000 to One-Eighty Place, and $10,000 each to Trident Literacy Asociation, Pattison’s Academy, Dee Norton Child Advocacy Center, and American College of the Building Arts.
Leadership & Key People
Officers and directors from IRS filings
Therblig Foundation is led by Callie Smith, Executive Director on every filing since 2022; none of the 5 officers listed in 2024 report compensation.
Officers on the 2024 filing
Callie Smith
Executive Director
On filings since 2022
No compensation reported
Bonnie Gilbreth
Co-Chair Person
On filings since 2022
No compensation reported
John Barnwell
Secretary
On filings since 2022
No compensation reported
Rebecca Herres
Co-Chair Person
On filings since 2022
No compensation reported
David Scharett
Treasurer
New on the 2024 filing
No compensation reported
Former officers (2)
- Former: Joseph Waring (2023) — Treasurer
- Former: Joseph Charleston (2022) — Treasurer
Data from IRS Form 990 filings, 2022–2024. "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 Therblig Foundation
How much does Therblig Foundation give each year?
Therblig Foundation gave $230K across 23 grants in 2024, according to its 2024 IRS Form 990-PF. In 2023 it gave $65K across 6 grants.
What is Therblig Foundation's typical grant size?
Therblig Foundation's median grant in 2024 was $10,000, and its average grant was $10,000, across 23 grants on its 2024 IRS Form 990-PF.
Where does Therblig Foundation give grants?
Therblig Foundation gives mostly in South Carolina: 100% of the grant dollars itemized on its 2024 IRS Form 990-PF went to recipients there. The most frequent recipient cities were Charleston, SC (16 grants), North Charleston, SC (2 grants), Johns Island, SC (2 grants) and Mount Pleasant, SC (2 grants).
Does Therblig Foundation give general operating support?
Not in 2024: none of the 23 grants with a stated purpose on Therblig Foundation's 2024 IRS Form 990-PF were described as general or operating support. Recurring purposes include "Operation Support" (23 grants).
Who are Therblig Foundation's largest grantees?
Therblig Foundation's largest 2024 grantees include MUSC Foundation ($30,000), Star Gospel Mission ($20,000) and Charleston Animal Society ($15,000), according to its 2024 IRS Form 990-PF. Together they received 28% of its itemized 2024 grant dollars.
How large is Therblig Foundation?
Therblig Foundation reported $4.0M in total assets on its 2024 IRS Form 990-PF. It paid out $230K in qualifying distributions that year, against a required minimum of $246K (roughly 5% of its investment assets). Falling short in one year is not a violation: foundations have until the end of the next year to meet the minimum.
What does Therblig Foundation fund?
No mission statement for the foundation is provided. Its 2024 grants went to organizations working in areas including health care, food access, homelessness and other urgent needs, animal welfare, education, and conservation. See mission & focus areas ↑
How do I apply for a grant from Therblig Foundation?
The foundation states that it does not accept unsolicited requests for funds and makes contributions only to preselected charitable organizations. Eligibility and process details are in the grantmaking section of this profile. See how to apply ↑
What is Therblig Foundation's EIN?
Therblig Foundation's EIN (Employer Identification Number) is 88-1289436. IRS Form 990 filing data is available on this page for 2022–2024.
Does Therblig 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
(1)
When this profile's IRS filing data changed on Grantable
- IRS filings on file for fiscal years 2022–2024
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Cite this profile
Grantable. (2026). Therblig Foundation funder profile. GrantGraph. Retrieved October 15, 2026, from https://grantable.co/funders/therblig-foundation-morg_727a29c80e234eb791d63c082cacbea9
BibTeX
@misc{grantable_881289436_2026,
author = {{Grantable}},
title = {{Therblig Foundation funder profile}},
howpublished = {GrantGraph},
year = {2026},
url = {https://grantable.co/funders/therblig-foundation-morg_727a29c80e234eb791d63c082cacbea9},
note = {Accessed 2026-10-15. 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 Therblig 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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