Clark and Kathryn Porter
Clark and Kathryn Porter is a private foundation based in Pacific Palisades, California. In 2024, it made 77 grants totaling $177,181 to charitable organizations.
Clark and Kathryn Porter at a glance
In short: Clark and Kathryn Porter gave $177K across 77 grants in 2024 (avg $2K), mostly in California. 19% of 2024 grantees were new. Source: 2024 IRS Form 990-PF.
- Annual giving (2024)
- $177,181
- +12.4% vs 2023
- Grants made (2024)
- 77
- +16.7% vs 2023
- Average grant
- $2,301
- -3.6% vs 2023
- Median grant
- $1,000
- Total assets
- $222,105
- +16.4% vs 2023
- New grantees (estimate)
- 19% first-time grantees (14 of 72, 2024)
- Primary geography
- California (66% of itemized 2024 grant dollars)
- Latest 990 filing
- Form 990-PF, 2024 View filing
Data from IRS Form 990-PF, 2024; updated October 2026. New grantees are estimated by matching recipient names across years (methodology).
How to apply to Clark and Kathryn Porter
- Accepts unsolicited proposals
- No
- How to Apply
-
The foundation makes contributions only to preselected charitable organizations and does not accept unsolicited requests for funds.
- Contact
Mailing address: 1412 Via Anita, Pacific Palisades, CA 90272
Phone: (310) 454-6448
Application details from Grantable's research on the foundation's public materials; confirm on its website before applying.
Who Clark and Kathryn Porter funds
How this funder distributes its grants
Top Recipients
Top 10 recipients in 2024
The largest 2024 recipient was Garden School ($35K across 3 grants). Together the top 10 received $90K.
Grant Size Distribution
300 grants across all recorded years
The most common grant size was under $50K: 300 grants of 300 (100%).
Geographic Focus
Where this funder awards grants
In 2024, California recipients received 66% of grant dollars. Other leading recipient states were Illinois (9%), Colorado (8%), Washington, DC (6%), and New York (4%).
Grant Distribution by State
Share of 2024 grant dollars across all 77 itemized grants.
States
Cities
Is Clark and Kathryn Porter open to new grantees?
19%
first-time grantees, 2024
In 2024, 14 of 72 grantees (19%) were first-time recipients. First grants averaged $2K; repeat grants $3K. How we count
Medians: $1K first-time, $1K repeat.
- 79% of 2024 grantees were also funded in 2023. Method
- Giving grew 106% from 2021 to 2024. Method
- In 2024 it paid out 83% 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 (2020–2024). 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 2020 to 2024, annual grant giving ranged from $71K (2020) to $177K (2024). In 2024 it made 77 grants totaling $177K.
Grants by year
Grant recipients and amounts by year
| Recipient | Purpose | Amount |
|---|---|---|
| Garden School Pasadena, CA | Contribution | $30,000 |
| Usocf Carpentersville, IL | Contribution | $15,000 |
| Semester at Sea Fort Collins, CO | Contribution | $5,181 |
| American Friends of the Ocean Cleanup New York, NY | Contribution | $5,000 |
| Harvard-Westlake Annual Studio City, CA | Contribution | $5,000 |
| National Parks Foundation Washington, DC | Contribution | $5,000 |
| Nature Conservancy Los Angeles, CA | Contribution | $5,000 |
| One Tree Planted Shelburne, VT | Contribution | $5,000 |
| Pow Protect Our Winters Boulder, CO | Contribution | $5,000 |
| Seeds TP Plate Venice, CA | Contribution | $5,000 |
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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 | $222,105 | $204,068 | $181,132 | $177,181 | 77 | $178,131 | $166,117 | $214,505 |
| 2023 | $190,826 | $124,927 | $157,619 | $157,619 | 66 | $157,619 | $124,927 | — |
| 2022 | $148,736 | $105,450 | $126,383 | $126,383 | 61 | $126,383 | $105,450 | — |
| 2021 | $164,020 | $105,171 | $86,174 | $86,134 | 49 | $86,134 | $73,166 | — |
| 2020 | $157,778 | $94,728 | $74,355 | $71,035 | 47 | — | $49,166 | — |
Under IRS private-foundation payout rules, Clark and Kathryn Porter reported a distributable amount of $215K 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 show support for varied organizations. For example, American Friends of the Ocean Cleanup describes its mission as protecting the ocean environment, and One Tree Planted describes its work as advancing nature-based solutions rooted in the science of trees. Venice Family Clinic says it provides primary health care to people in need, while Westside Food Bank addresses hunger in West Los Angeles County.
Grantmaking
In 2024, the foundation made 77 grants totaling $177,181. Grant amounts ranged from $200 to $30,000, with a median of $1,000. The largest listed grants included $30,000 to Garden School in Pasadena, California; $15,000 to USOCF in Carpentersville, Illinois; and $5,181 to Semester at Sea in Fort Collins, Colorado. Other listed $5,000 grants went to American Friends of the Ocean Cleanup, Harvard-Westlake Annual, National Parks Foundation, Nature Conservancy, One Tree Planted, POW Protect Our Winters, Seeds TP Plate, SPY, and St Matthews Alumni Fund.
Leadership & Key People
Leadership team and compensation from IRS filings
The 2024 filing lists Clark Porter as president; Kathryn Porter as “Treasury / Secreatary”; and Clark Willard Porter Jr, Elizabeth Grace Porter, and Charles Chapple Porter as directors.
Clark and Kathryn Porter is led by Clark Porter, President on every filing since 2020; none of the 5 officers listed in 2024 report compensation.
Officers on the 2024 filing
Clark Porter
President
On filings since 2020
No compensation reported
Charles Chapple Porter
Director
On filings since 2020
No compensation reported
Clark Willard Porter Jr.
Director
On filings since 2020
No compensation reported
Elizabeth Grace Porter
Director
On filings since 2020
No compensation reported
Kathryn Porter
Treasury & Secreatary
Treasurer & Secretary → Treasury & Secreatary, 2024
On filings since 2020
2 hrs/week
No compensation reported
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.
Frequently asked questions about Clark and Kathryn Porter
How much does Clark and Kathryn Porter give each year?
Clark and Kathryn Porter gave $177K across 77 grants in 2024, according to its 2024 IRS Form 990-PF. In 2023 it gave $158K across 66 grants.
What is Clark and Kathryn Porter's typical grant size?
Clark and Kathryn Porter's median grant in 2024 was $1,000, and its average grant was $2,301, across 77 grants on its 2024 IRS Form 990-PF. Organizations receiving their first grant from Clark and Kathryn Porter that year got $2K on average.
Where does Clark and Kathryn Porter give grants?
Clark and Kathryn Porter gives mostly in California: 66% of the grant dollars itemized on its 2024 IRS Form 990-PF went to recipients there. The next largest states were Illinois (9%) and Colorado (8%). The most frequent recipient cities were Los Angeles, CA (17 grants), Santa Monica, CA (10 grants), Washington, DC (7 grants) and Pasadena, CA (4 grants).
Does Clark and Kathryn Porter give general operating support?
Not in 2024: none of the 77 grants with a stated purpose on Clark and Kathryn Porter's 2024 IRS Form 990-PF were described as general or operating support. Recurring purposes include "Contribution" (77 grants).
Who are Clark and Kathryn Porter's largest grantees?
Clark and Kathryn Porter's largest 2024 grantees include Garden School ($34,631 across 3 grants), Usocf ($15,000) and Semester at Sea ($5,181), according to its 2024 IRS Form 990-PF. Together they received 31% of its itemized 2024 grant dollars.
How large is Clark and Kathryn Porter?
Clark and Kathryn Porter reported $222K in total assets on its 2024 IRS Form 990-PF. It paid out $178K in qualifying distributions that year, against a required minimum of $215K (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 Clark and Kathryn Porter fund?
No mission statement for the foundation is provided. Its 2024 grants show support for varied organizations. See mission & focus areas ↑
How do I apply for a grant from Clark and Kathryn Porter?
The foundation 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 Clark and Kathryn Porter's EIN?
Clark and Kathryn Porter's EIN (Employer Identification Number) is 83-6571557. IRS Form 990 filing data is available on this page for 2020–2024.
Does Clark and Kathryn Porter 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 2020–2024
Live grants for the work Clark and Kathryn Porter funds
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Cite this profile
Grantable. (2026). Clark and Kathryn Porter funder profile. GrantGraph. Retrieved October 20, 2026, from https://grantable.co/funders/clark-and-kathryn-porter-morg_4f7e57b24edb4b21b487e0f64ecd5620
BibTeX
@misc{grantable_836571557_2026,
author = {{Grantable}},
title = {{Clark and Kathryn Porter funder profile}},
howpublished = {GrantGraph},
year = {2026},
url = {https://grantable.co/funders/clark-and-kathryn-porter-morg_4f7e57b24edb4b21b487e0f64ecd5620},
note = {Accessed 2026-10-20. 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 Clark and Kathryn Porter'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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