Grants paid by The C K Williams Fdn Inv Adv Acct
EIN 23-6292772 · Pittsburgh, PA · Form 990-PF, Part XV
The C K Williams Fdn Inv Adv Acct of Pittsburgh, PA (EIN 23-6292772) reported 69 grants paid totaling $1,630,000 to 30 recipients in tax years 2020–2025, on Form 990-PF, Part XV. Derived from IRS e-file data, dataset version 2026.09.0, built 2026-09-03.
Grants paid
$1,630,000
69 grants
Recipients
30
distinct organizations
Tax years
2020–2025
5 filings in the corpus
By tax year
| Tax year | Grants paid | Amount paid | Approved for future |
|---|---|---|---|
| 2020 | 16 | $320,000 | — |
| 2022 | 10 | $197,500 | — |
| 2023 | 11 | $227,500 | — |
| 2024 | 14 | $252,500 | — |
| 2025 | 18 | $632,500 | — |
Top recipients
The 30 recipients receiving the most from The C K Williams Fdn Inv Adv Acct, by grants paid, out of 30 distinct recipients.
| Recipient | Match | Location | Grants | Total paid | Latest year |
|---|---|---|---|---|---|
| Mountain Top Arboretum 22-2240075 | B | Tannersville, NY | 3 | $160,000 | 2025 |
| Brigham and Womens Hospital 04-2312909 | C | Boston, MA | 3 | $150,000 | 2024 |
| Bridgeport Hospital 06-0646554 | B | Bridgeport, CT | 1 | $130,000 | 2025 |
| Hillwood Estate Museum & Gardens 52-6080752 | B | Washington, DC | 5 | $125,000 | 2025 |
| Friends of the National Arboretum 52-1257712 | B | Washington, DC | 5 | $125,000 | 2025 |
| Smithsonian American Art Museum | U | Washington, DC | 5 | $125,000 | 2025 |
| Decorative Arts Trust 23-2048668 | C | Philadelphia, PA | 5 | $115,000 | 2025 |
| Mount Vernon Ladies Association | U | Alexandria, VA | 4 | $77,500 | 2025 |
| No Kid Hungry - Share Out Strength | U | Washington, DC | 1 | $75,000 | 2025 |
| Young Concert Artists 13-1951681 | B | New York, NY | 3 | $75,000 | 2025 |
| The Olana Partnership 14-1828430 | C | Hudson, NY | 2 | $60,000 | 2025 |
| Gifford Youth Achievement Center 43-1950911 | B | Vero Beach, FL | 1 | $50,000 | 2025 |
| The Oettmeier Foundation 20-8015293 | B | Fargo, GA | 5 | $50,000 | 2025 |
| The C K Williams Foundation | U | Hightstown, NJ | 1 | $40,000 | 2020 |
| Winterhur Museum Garden & Library | U | Winterhur, DE | 1 | $25,000 | 2020 |
| Garden Club of America 13-1626773 | B | New York, NY | 5 | $25,000 | 2025 |
| Native Plant Trust | U | Vero Beach, FL | 1 | $25,000 | 2020 |
| Mountaintop Arboretum | U | Tannersville, NY | 1 | $25,000 | 2023 |
| Washington Winter Show Inc 27-1448708 | C | Washington, DC | 5 | $25,000 | 2025 |
| National Museum of Women in the Arts 52-1238810 | B | Washington, DC | 1 | $25,000 | 2022 |
| Native Plant Trust 04-2104768 | C | Framingham, MA | 1 | $25,000 | 2025 |
| Feeding America 36-3673599 | B | Chicago, IL | 1 | $20,000 | 2020 |
| Environment America 20-5355252 | B | Denver, CO | 2 | $20,000 | 2025 |
| St Stephen's Episcopal Church 25-0965544 | C | Pittsburgh, PA | 1 | $15,000 | 2020 |
| Arnold Arboretum of Harvard University | U | Cambridge, MA | 1 | $10,000 | 2024 |
| Arnold Arboretum 04-2844192 | D | Jamaica Plain, MA | 1 | $10,000 | 2025 |
| Mount Vernon Ladies Association | U | Alexandria, VI | 1 | $7,500 | 2023 |
| Massachusetts Horticultural Society 04-2104714 | B | Wellesley, MA | 1 | $5,000 | 2024 |
| Mass Horticultural Society | U | Wellesley, MA | 1 | $5,000 | 2025 |
| Proctor Academy 02-0222179 | B | Andover, NH | 1 | $5,000 | 2020 |
Match tier: A Reported EIN · B Exact name and place · C Strong name match · D Probable name match · U Unresolved. Tiers C and D are inferred, not reported; see how matching works.
Every grant
All 69 grant rows this organization reported, most recent first.
| Tax year | Recipient | Match | Amount | Type | Purpose | Source filing |
|---|---|---|---|---|---|---|
| 2025 | Bridgeport Hospital Bridgeport, CT | B | $130,000 | paid | GENERAL OPERATING | 202611289349102236 |
| 2025 | Mountain Top Arboretum Tannersville, NY | B | $125,000 | paid | GENERAL OPERATING | 202611289349102236 |
| 2025 | No Kid Hungry - Share Out Strength Washington, DC | U | $75,000 | paid | GENERAL OPERATING | 202611289349102236 |
| 2025 | Gifford Youth Achievement Center Vero Beach, FL | B | $50,000 | paid | GENERAL OPERATING | 202611289349102236 |
| 2025 | Olana Partnership Hudson, NY | B | $50,000 | paid | GENERAL OPERATING | 202611289349102236 |
| 2025 | Friends of the National Arboretum Washington, DC | B | $25,000 | paid | GENERAL OPERATING | 202611289349102236 |
| 2025 | Smithsonian American Art Museum Washington DC, DC | U | $25,000 | paid | GENERAL OPERATING | 202611289349102236 |
| 2025 | Hillwood Estate Museum & Gardens Washington DC, DC | B | $25,000 | paid | GENERAL OPERATING | 202611289349102236 |
| 2025 | Native Plant Trust Framingham, MA | C | $25,000 | paid | GENERAL OPERATING | 202611289349102236 |
| 2025 | Decorative Arts Trust Media, PA | B | $25,000 | paid | GENERAL OPERATING | 202611289349102236 |
| 2025 | Young Concert Artists New York, NY | B | $25,000 | paid | GENERAL OPERATING | 202611289349102236 |
| 2025 | Environment America Denver, CO | B | $10,000 | paid | GENERAL OPERATING | 202611289349102236 |
| 2025 | Arnold Arboretum Jamaica Plain, MA | D | $10,000 | paid | GENERAL OPERATING | 202611289349102236 |
| 2025 | The Oettmeier Foundation Fargo, GA | B | $10,000 | paid | GENERAL OPERATING | 202611289349102236 |
| 2025 | Mount Vernon Ladies Association Alexandria, VA | U | $7,500 | paid | GENERAL OPERATING | 202611289349102236 |
| 2025 | Washington Winter Show Inc Washington DC, DC | B | $5,000 | paid | GENERAL OPERATING | 202611289349102236 |
| 2025 | The Garden Club of America New York, NY | B | $5,000 | paid | GENERAL OPERATING | 202611289349102236 |
| 2025 | Mass Horticultural Society Wellesley, MA | U | $5,000 | paid | GENERAL OPERATING | 202611289349102236 |
| 2024 | Brigham and Womens Hospital Boston, MA | C | $50,000 | paid | GENERAL OPERATING | 202521269349100037 |
| 2024 | Smithsonian American Art Museum Washington, DC | U | $25,000 | paid | GENERAL OPERATING | 202521269349100037 |
| 2024 | Hillwood Estate Museum & Gardens Washington, DC | B | $25,000 | paid | GENERAL OPERATING | 202521269349100037 |
| 2024 | Young Concert Artists New York, NY | B | $25,000 | paid | GENERAL OPERATING | 202521269349100037 |
| 2024 | Decorative Arts Trust Media, PA | B | $25,000 | paid | GENERAL OPERATING | 202521269349100037 |
| 2024 | Mountain Top Arboretum Tannersville, NY | B | $25,000 | paid | GENERAL OPERATING | 202521269349100037 |
| 2024 | Friends of the National Arboretum Washington, DC | B | $25,000 | paid | GENERAL OPERATING | 202521269349100037 |
| 2024 | The Oettmeier Foundation Fargo, GA | B | $10,000 | paid | GENERAL OPERATING | 202521269349100037 |
| 2024 | Environment America Denver, CO | B | $10,000 | paid | GENERAL OPERATING | 202521269349100037 |
| 2024 | Arnold Arboretum of Harvard University Cambridge, MA | U | $10,000 | paid | GENERAL OPERATING | 202521269349100037 |
| 2024 | Mount Vernon Ladies Association Alexandria, VA | U | $7,500 | paid | GENERAL OPERATING | 202521269349100037 |
| 2024 | Garden Club of America New York, NY | B | $5,000 | paid | GENERAL OPERATING | 202521269349100037 |
| 2024 | Washington Winter Show Inc Washington, DC | C | $5,000 | paid | GENERAL OPERATING | 202521269349100037 |
| 2024 | Massachusetts Horticultural Society Wellesley, MA | B | $5,000 | paid | GENERAL OPERATING | 202521269349100037 |
| 2023 | Brigham and Womens Hospital Boston, MA | C | $50,000 | paid | GENERAL OPERATING | 202423119349100637 |
| 2023 | Smithsonian American Art Museum Washington DC, DC | U | $25,000 | paid | GENERAL OPERATING | 202423119349100637 |
| 2023 | Hillwood Estate Museum & Gardens Washington, DC | B | $25,000 | paid | GENERAL OPERATING | 202423119349100637 |
| 2023 | Young Concert Artists Inc New York, NY | B | $25,000 | paid | GENERAL OPERATING | 202423119349100637 |
| 2023 | Friends of the National Arboretum Inc Washington, DC | B | $25,000 | paid | GENERAL OPERATING | 202423119349100637 |
| 2023 | The Decorative Arts Trust Media, PA | B | $25,000 | paid | GENERAL OPERATING | 202423119349100637 |
| 2023 | Mountaintop Arboretum Tannersville, NY | U | $25,000 | paid | GENERAL OPERATING | 202423119349100637 |
| 2023 | Oettmeier Foundation Inc Fargo, GA | B | $10,000 | paid | GENERAL OPERATING | 202423119349100637 |
| 2023 | Mount Vernon Ladies Association Alexandria, VI | U | $7,500 | paid | GENERAL OPERATING | 202423119349100637 |
| 2023 | Washington Winter Show Inc Washington DC, DC | B | $5,000 | paid | GENERAL OPERATING | 202423119349100637 |
| 2023 | Garden Club of America New York, NY | B | $5,000 | paid | GENERAL OPERATING | 202423119349100637 |
| 2022 | Brigham and Womens Hospital Boston, MA | C | $50,000 | paid | GENERAL OPERATING | 202301289349102300 |
| 2022 | Hillwood Estate Museum & Gardens Washington, DC | B | $25,000 | paid | GENERAL OPERATING | 202301289349102300 |
| 2022 | Friends of the National Arboretum Wa, DC | B | $25,000 | paid | GENERAL OPERATING | 202301289349102300 |
| 2022 | Smithsonian American Art Museum Washington, DC | U | $25,000 | paid | GENERAL OPERATING | 202301289349102300 |
| 2022 | National Museum of Women in the Arts Washington, DC | B | $25,000 | paid | GENERAL OPERATING | 202301289349102300 |
| 2022 | Decorative Arts Trust Media, PA | B | $20,000 | paid | GENERAL OPERATING | 202301289349102300 |
| 2022 | The Oettmeier Foundation Fargo, GA | B | $10,000 | paid | GENERAL OPERATING | 202301289349102300 |
| 2022 | Mount Vernon Ladies Association Alexandria, VA | U | $7,500 | paid | GENERAL OPERATING | 202301289349102300 |
| 2022 | Washington Winter Show Inc Washington, DC | B | $5,000 | paid | GENERAL OPERATING | 202301289349102300 |
| 2022 | The Garden Club of America New York, NY | B | $5,000 | paid | GENERAL OPERATING | 202301289349102300 |
| 2020 | Mount Vernon Ladies Association Alexandria, VA | U | $55,000 | paid | GENERAL OPERATING | 202101889349100105 |
| 2020 | The C K Williams Foundation Hightstown, NJ | U | $40,000 | paid | GENERAL OPERATING PURPOSES | 202101889349100105 |
| 2020 | Hillwood Estate Museum & Gardens Washington, DC | B | $25,000 | paid | GENERAL OPERATING | 202101889349100105 |
| 2020 | Smithsonian American Art Museum Washington, DC | U | $25,000 | paid | GENERAL OPERATING PURPOSES | 202101889349100105 |
| 2020 | Winterhur Museum Garden & Library Winterhur, DE | U | $25,000 | paid | GENERAL OPERATING | 202101889349100105 |
| 2020 | Native Plant Trust Vero Beach, FL | U | $25,000 | paid | GENERAL OPERATING | 202101889349100105 |
| 2020 | Friends of the National Arboretum Washington, DC | B | $25,000 | paid | GENERAL OPERATING | 202101889349100105 |
| 2020 | Feeding America Chicago, IL | B | $20,000 | paid | GENERAL OPERATING | 202101889349100105 |
| 2020 | Decorative Arts Trust Philadelphia, PA | C | $20,000 | paid | GENERAL OPERATING | 202101889349100105 |
| 2020 | St Stephen's Episcopal Church Pittsburgh, PA | C | $15,000 | paid | GENERAL OPERATING | 202101889349100105 |
| 2020 | Mountain Top Arboretum Tannersville, NY | B | $10,000 | paid | GENERAL OPERATING | 202101889349100105 |
| 2020 | The Olana Partnership Hudson, NY | C | $10,000 | paid | GENERAL OPERATING | 202101889349100105 |
| 2020 | The Oettmeier Foundation Fargo, GA | B | $10,000 | paid | GENERAL OPERATING | 202101889349100105 |
| 2020 | Proctor Academy Andover, NH | B | $5,000 | paid | GENERAL OPERATING | 202101889349100105 |
| 2020 | Washington Winter Show Inc Washington, DC | C | $5,000 | paid | GENERAL OPERATING | 202101889349100105 |
| 2020 | Garden Club of America New York, NY | B | $5,000 | paid | GENERAL OPERATING | 202101889349100105 |
Match tier: A Reported EIN · B Exact name and place · C Strong name match · D Probable name match · U Unresolved. Tiers C and D are inferred, not reported; see how matching works.
Recipient matching for this dataset version has not yet completed its independent precision check. Tier A rows carry the EIN the filer reported; tiers B–D are the matcher's inference and should be read as leads until the check is published on the methodology page.
Source filings
Every figure above is traceable to one of these IRS e-file returns by its OBJECT_ID.
| Form | Tax year | Period end | Filed | Schema | IRS OBJECT_ID |
|---|---|---|---|---|---|
| 990PF | 2025 | 2025-12-31 | not stated | 2025v4.1 | 202611289349102236 |
| 990PF | 2024 | 2024-12-31 | not stated | 2024v5.1 | 202521269349100037 |
| 990PF | 2023 | 2023-12-31 | not stated | 2023v5.1 | 202423119349100637 |
| 990PF | 2022 | 2022-12-31 | not stated | 2022v5.0 | 202301289349102300 |
| 990PF | 2020 | 2020-12-31 | not stated | 2020v4.1 | 202101889349100105 |
Derived from IRS Form 990-PF e-file XML; recipient identities from the IRS Exempt Organizations Business Master File. Dataset version 2026.09.0, built 2026-09-03. The same rows as Parquet: manifest; as JSON: /api/funders/236292772.json.
The same organization elsewhere in the program: exempt status and filing health · federal awards · grant guidance · open opportunities.
This is informational only, derived from public data on the dates shown. It is not an eligibility determination, and not legal, tax, or accounting advice. Verify against the official source before relying on it.