Grants paid by The Herrnstein Family Foundation
EIN 46-1591770 · New York, NY · Form 990-PF, Part XV · NTEE T20
The Herrnstein Family Foundation of New York, NY (EIN 46-1591770) reported 77 grants paid totaling $20,337,139 to 29 recipients in tax years 2018–2025, on Form 990-PF, Part XV. Derived from IRS e-file data, dataset version 2026.09.0, built 2026-09-03.
Grants paid
$20,337,139
77 grants
Recipients
29
distinct organizations
Tax years
2018–2025
7 filings in the corpus
By tax year
| Tax year | Grants paid | Amount paid | Approved for future |
|---|---|---|---|
| 2018 | 7 | $2,372,904 | — |
| 2019 | 7 | $2,492,683 | — |
| 2021 | 16 | $2,470,000 | — |
| 2022 | 11 | $2,140,004 | — |
| 2023 | 12 | $2,554,341 | — |
| 2024 | 10 | $2,477,966 | — |
| 2025 | 14 | $5,829,241 | — |
Top recipients
The 29 recipients receiving the most from The Herrnstein Family Foundation, by grants paid, out of 29 distinct recipients.
| Recipient | Match | Location | Grants | Total paid | Latest year |
|---|---|---|---|---|---|
| Pivot Works Inc 46-3075530 | C | Randolph, MA | 7 | $14,744,639 | 2025 |
| Stony Brook Foundation Inc 11-6077945 | C | Stony Brook, NY | 6 | $3,895,000 | 2025 |
| President & Fellows of Harvard College 04-2103580 | B | Cambridge, MA | 1 | $400,000 | 2025 |
| Partners in Health | U | Boston, MA | 6 | $260,000 | 2025 |
| Ronald Mcdonald House Charities New York Metro | U | New Hyde Park, NY | 1 | $250,000 | 2022 |
| Children and Screens | U | Jericho, NY | 4 | $210,000 | 2025 |
| Conservation Lands Foundation Inc 20-8924520 | B | Durango, CO | 2 | $150,000 | 2025 |
| Autism Nature Trail | U | Castile, NY | 3 | $75,000 | 2025 |
| Cold Spring Harbor Laboratory 11-2013303 | B | Cold Spring Harbor, NY | 2 | $60,000 | 2025 |
| Children and Screents | U | Jericho, NY | 1 | $50,000 | 2021 |
| Last Mile Health 26-1401736 | B | Boston, MA | 5 | $30,000 | 2025 |
| Long Island Explorium | U | Port Jefferson, NY | 2 | $30,000 | 2025 |
| Lwala Community Alliance 26-1303951 | C | Nashville, TN | 5 | $25,000 | 2025 |
| Muso 20-3171837 | C | San Francisco, CA | 5 | $20,000 | 2023 |
| Equal Justice Initiative 26-1316408 | D | New York, NY | 3 | $15,000 | 2023 |
| Federation of Tamil Sangams of North America | U | Ellicott City, MD | 1 | $15,000 | 2021 |
| Federation of Tamil Sangams of North America | U | Saint James, NY | 2 | $15,000 | 2025 |
| Integrate Health | U | Medway, MA | 4 | $15,000 | 2022 |
| Medic Mobile 27-5104203 | C | San Francisco, CA | 3 | $10,000 | 2021 |
| Possible 20-3055055 | C | New York, NY | 3 | $10,000 | 2021 |
| Harbor Country Day School 11-1864959 | B | Saint James, NY | 1 | $10,000 | 2024 |
| Amani Global 30-0603935 | D | New York, NY | 2 | $10,000 | 2022 |
| King Baudouin Foundation United States | U | New York, NY | 1 | $10,000 | 2023 |
| Give Power Foundation 87-3639159 | D | Austin, TX | 1 | $5,000 | 2025 |
| Village Reach 91-2083484 | C | Seattle, WA | 1 | $5,000 | 2021 |
| Bridge to Enter Advanced Mathematics | U | New York, NY | 2 | $5,000 | 2025 |
| Sanitation & Health Rights India 81-1209372 | C | New Orleans, LA | 1 | $5,000 | 2021 |
| Village Health Works 45-0545435 | B | New York, NY | 1 | $5,000 | 2021 |
| NY Cancer Foundation | U | Shirley, NY | 1 | $2,500 | 2023 |
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 77 grant rows this organization reported, most recent first.
| Tax year | Recipient | Match | Amount | Type | Purpose | Source filing |
|---|---|---|---|---|---|---|
| 2025 | Stony Brook Foundation Inc Stony Brook, NY | B | $3,600,000 | paid | TO FULFILL THE ORGANIZATION'S EXEMPT MISSION | 202600709349101200 |
| 2025 | Pivot Works Inc Randolph, MA | C | $1,526,741 | paid | TO HELP THE SUPPORT ORGANIZATIONS HEALTHCARE MISSION. | 202600709349101200 |
| 2025 | President & Fellows of Harvard College Cambridge, MA | B | $400,000 | paid | TO FULFILL THE ORGANIZATION'S EXEMPT MISSION | 202600709349101200 |
| 2025 | Conservation Lands Foundation Inc Durango, CO | B | $75,000 | paid | TO FULFILL THE ORGANIZATION'S EXEMPT MISSION | 202600709349101200 |
| 2025 | Cold Spring Harbor Laboratory Cold Spring Harbor, NY | B | $55,000 | paid | TO FULFILL THE ORGANIZATION'S EXEMPT MISSION | 202600709349101200 |
| 2025 | Children and Screens Jericho, NY | U | $50,000 | paid | TO FULFILL THE ORGANIZATION'S EXEMPT MISSION | 202600709349101200 |
| 2025 | Partners in Health Boston, MA | U | $50,000 | paid | TO HELP THE SUPPORT ORGANIZATIONS HEALTHCARE MISSION | 202600709349101200 |
| 2025 | Long Island Explorium Port Jefferson, NY | U | $25,000 | paid | TO FULFILL THE ORGANIZATION'S EXEMPT MISSION | 202600709349101200 |
| 2025 | Autism Nature Trail Castile, NY | U | $25,000 | paid | TO FULFILL THE ORGANIZATION'S EXEMPT MISSION | 202600709349101200 |
| 2025 | Give Power Foundation Austin, TX | D | $5,000 | paid | TO FULFILL THE ORGANIZATION'S EXEMPT MISSION | 202600709349101200 |
| 2025 | Lwala Community Alliance Nashville, TN | C | $5,000 | paid | TO FULFILL THE ORGANIZATION'S EXEMPT MISSION | 202600709349101200 |
| 2025 | Last Mile Health Boston, MA | B | $5,000 | paid | TO HELP THE SUPPORT ORGANIZATIONS HEALTHCARE MISSION. | 202600709349101200 |
| 2025 | Federation of Tamil Sangams of North America Saint James, NY | U | $5,000 | paid | TO FULFILL THE ORGANIZATION'S EXEMPT MISSION | 202600709349101200 |
| 2025 | Bridge to Enter Advanced Mathematics New York, NY | U | $2,500 | paid | TO FULFILL THE ORGANIZATION'S EXEMPT MISSION | 202600709349101200 |
| 2024 | Pivot Works Inc Randolph, MA | C | $2,245,466 | paid | TO HELP THE SUPPORT ORGANIZATIONS HEALTHCARE MISSION. | 202520909349100857 |
| 2024 | Conservation Lands Foundation Inc Durango, CO | B | $75,000 | paid | TO FULFILL THE ORGANIZATION'S EXEMPT MISSION | 202520909349100857 |
| 2024 | Children and Screens Jericho, NY | U | $50,000 | paid | TO FULFILL THE ORGANIZATION'S EXEMPT MISSION | 202520909349100857 |
| 2024 | Partners in Health Boston, MA | U | $50,000 | paid | TO HELP THE SUPPORT ORGANIZATIONS HEALTHCARE MISSION | 202520909349100857 |
| 2024 | Autism Nature Trail Castile, NY | U | $25,000 | paid | TO FULFILL THE ORGANIZATION'S EXEMPT MISSION | 202520909349100857 |
| 2024 | Federation of Tamil Sangams of North America Saint James, NY | U | $10,000 | paid | TO FULFILL THE ORGANIZATION'S EXEMPT MISSION | 202520909349100857 |
| 2024 | Harbor Country Day School Saint James, NY | B | $10,000 | paid | TO FULFILL THE ORGANIZATION'S EXEMPT MISSION | 202520909349100857 |
| 2024 | Last Mile Health Boston, MA | B | $5,000 | paid | TO HELP THE SUPPORT ORGANIZATIONS HEALTHCARE MISSION. | 202520909349100857 |
| 2024 | Lwala Community Alliance Nashville, TN | C | $5,000 | paid | TO FULFILL THE ORGANIZATION'S EXEMPT MISSION | 202520909349100857 |
| 2024 | Bridge to Enter Advanced Mathematics New York, NY | U | $2,500 | paid | TO FULFILL THE ORGANIZATION'S EXEMPT MISSION | 202520909349100857 |
| 2023 | Pivotworks Inc Boston, MA | C | $2,276,841 | paid | TO HELP THE SUPPORT ORGANIZATIONS HEALTHCARE MISSION. | 202410829349100216 |
| 2023 | Stony Brook Foundation Inc Stony Brook, NY | C | $100,000 | paid | TO HELP THE SUPPORT ORGANIZATIONS DENTAL OUTREACH MADAGASCAR AND CENTER VALBIO PROGRAM. | 202410829349100216 |
| 2023 | Children and Screens Jericho, NY | U | $60,000 | paid | TO FULFILL THE ORGANIZATION'S EXEMPT MISSION | 202410829349100216 |
| 2023 | Partners in Health Boston, MA | U | $50,000 | paid | TO HELP THE SUPPORT ORGANIZATIONS HEALTHCARE MISSION | 202410829349100216 |
| 2023 | Autism Nature Trail Castile, NY | U | $25,000 | paid | TO HELP THE SUPPORT ORGANIZATIONS HEALTHCARE MISSION. | 202410829349100216 |
| 2023 | Last Mile Health Boston, MA | C | $10,000 | paid | TO HELP THE SUPPORT ORGANIZATIONS HEALTHCARE MISSION. | 202410829349100216 |
| 2023 | King Baudouin Foundation United States New York, NY | U | $10,000 | paid | TO HELP THE SUPPORT ORGANIZATIONS HEALTHCARE MISSION. | 202410829349100216 |
| 2023 | Muso San Francisco, CA | C | $5,000 | paid | TO FULFILL THE ORGANIZATION'S EXEMPT PURPOSE | 202410829349100216 |
| 2023 | Equal Justice Initiative New York, NY | D | $5,000 | paid | TO FULFILL THE ORGANIZATION'S EXEMPT MISSION | 202410829349100216 |
| 2023 | Cold Spring Harbor Laboratory Cold Spring Harbor, NY | B | $5,000 | paid | TO HELP THE SUPPORT ORGANIZATIONS HEALTHCARE MISSION. | 202410829349100216 |
| 2023 | Lwala Community Alliance Nashville, TN | C | $5,000 | paid | TO FULFILL THE ORGANIZATION'S EXEMPT MISSION | 202410829349100216 |
| 2023 | NY Cancer Foundation Shirley, NY | U | $2,500 | paid | TO HELP THE SUPPORT ORGANIZATIONS HEALTHCARE MISSION. | 202410829349100216 |
| 2022 | Pivotworks Inc Boston, MA | C | $1,710,004 | paid | TO HELP THE SUPPORT ORGANIZATIONS HEALTHCARE MISSION. | 202311029349101306 |
| 2022 | Ronald Mcdonald House Charities New York Metro New Hyde Park, NY | U | $250,000 | paid | TO HELP THE SUPPORT ORGANIZATIONS HEALTHCARE MISSION. | 202311029349101306 |
| 2022 | Stony Brook Foundation Inc Stony Brook, NY | C | $50,000 | paid | TO HELP THE SUPPORT ORGANIZATIONS DENTAL OUTREACH MADAGASCAR AND CENTER VALBIO PROGRAM. | 202311029349101306 |
| 2022 | Children and Screens Jericho, NY | U | $50,000 | paid | TO FULFILL THE ORGANIZATION'S EXEMPT MISSION | 202311029349101306 |
| 2022 | Partners in Health Boston, MA | U | $50,000 | paid | TO HELP THE SUPPORT ORGANIZATIONS HEALTHCARE MISSION | 202311029349101306 |
| 2022 | Last Mile Health Boston, MA | C | $5,000 | paid | TO HELP THE SUPPORT ORGANIZATIONS HEALTHCARE MISSION. | 202311029349101306 |
| 2022 | Integrate Health Medway, MA | U | $5,000 | paid | TO HELP THE SUPPORT ORGANIZATIONS HEALTHCARE MISSION. | 202311029349101306 |
| 2022 | Lwala Community Alliance Nashville, TN | C | $5,000 | paid | TO FULFILL THE ORGANIZATION'S EXEMPT MISSION | 202311029349101306 |
| 2022 | Equal Justice Initiative New York, NY | D | $5,000 | paid | TO FULFILL THE ORGANIZATION'S EXEMPT MISSION | 202311029349101306 |
| 2022 | Muso San Francisco, CA | C | $5,000 | paid | TO FULFILL THE ORGANIZATION'S EXEMPT PURPOSE | 202311029349101306 |
| 2022 | Amani Global New York, NY | D | $5,000 | paid | TO FULFILL THE ORGANIZATION'S EXEMPT MISSION | 202311029349101306 |
| 2021 | Pivotworks Inc Boston, MA | C | $2,250,000 | paid | TO HELP THE SUPPORT ORGANIZATIONS HEALTHCARE MISSION. | 202240839349100304 |
| 2021 | Partners in Health Boston, MA | U | $50,000 | paid | TO HELP THE SUPPORT ORGANIZATIONS HEALTHCARE MISSION | 202240839349100304 |
| 2021 | Children and Screents Jericho, NY | U | $50,000 | paid | TO FULFILL THE ORGANIZATION'S EXEMPT MISSION | 202240839349100304 |
| 2021 | Stony Brook Foundation Inc Stony Brook, NY | C | $50,000 | paid | TO HELP THE SUPPORT ORGANIZATIONS DENTAL OUTREACH MADAGASCAR AND CENTER VALBIO PROGRAM. | 202240839349100304 |
| 2021 | Federation of Tamil Sangams of North America Ellicott City, MD | U | $15,000 | paid | TO FULFILL THE ORGANIZATION'S EXEMPT MISSION | 202240839349100304 |
| 2021 | Medic Mobile San Francisco, CA | C | $5,000 | paid | TO HELP THE SUPPORT ORGANIZATIONS HEALTHCARE MISSION. | 202240839349100304 |
| 2021 | Lwala Community Alliance Nashville, TN | C | $5,000 | paid | TO FULFILL THE ORGANIZATION'S EXEMPT MISSION | 202240839349100304 |
| 2021 | Integrate Health Medway, MA | U | $5,000 | paid | TO HELP THE SUPPORT ORGANIZATIONS HEALTHCARE MISSION. | 202240839349100304 |
| 2021 | Village Health Works New York, NY | B | $5,000 | paid | TO HELP THE SUPPORT ORGANIZATIONS HEALTHCARE MISSION | 202240839349100304 |
| 2021 | Last Mile Health Boston, MA | C | $5,000 | paid | TO HELP THE SUPPORT ORGANIZATIONS HEALTHCARE MISSION. | 202240839349100304 |
| 2021 | Possible New York, NY | C | $5,000 | paid | TO HELP THE SUPPORT ORGANIZATIONS HEALTHCARE MISSION. | 202240839349100304 |
| 2021 | Muso San Francisco, CA | C | $5,000 | paid | TO FULFILL THE ORGANIZATION'S EXEMPT PURPOSE | 202240839349100304 |
| 2021 | Amani Global New York, NY | D | $5,000 | paid | TO FULFILL THE ORGANIZATION'S EXEMPT MISSION | 202240839349100304 |
| 2021 | Equal Justice Initiative New York, NY | D | $5,000 | paid | TO FULFILL THE ORGANIZATION'S EXEMPT MISSION | 202240839349100304 |
| 2021 | Village Reach Seattle, WA | C | $5,000 | paid | TO HELP THE SUPPORT ORGANIZATIONS HEALTHCARE MISSION | 202240839349100304 |
| 2021 | Sanitation & Health Rights India New Orleans, LA | C | $5,000 | paid | TO HELP THE SUPPORT ORGANIZATION | 202240839349100304 |
| 2019 | Pivotworks Inc Boston, MA | C | $2,412,683 | paid | TO FULFILL THE ORGANIZATION'S EXEMPT PURPOSE | 202010459349100716 |
| 2019 | Stony Brook Foundation Inc Stony Brook, NY | C | $65,000 | paid | TO FULFILL THE ORGANIZATION'S EXEMPT PURPOSE | 202010459349100716 |
| 2019 | Long Island Explorium Port Jefferson, NY | U | $5,000 | paid | TO FULFILL THE ORGANIZATION'S EXEMPT PURPOSE | 202010459349100716 |
| 2019 | Possible New York, NY | C | $2,500 | paid | TO FULFILL THE ORGANIZATION'S EXEMPT PURPOSE | 202010459349100716 |
| 2019 | Integrate Health Medway, MA | U | $2,500 | paid | TO FULFILL THE ORGANIZATION'S EXEMPT PURPOSE | 202010459349100716 |
| 2019 | Medic Mobile San Francisco, CA | C | $2,500 | paid | TO FULFILL THE ORGANIZATION'S EXEMPT PURPOSE | 202010459349100716 |
| 2019 | Muso San Francisco, CA | C | $2,500 | paid | TO FULFILL THE ORGANIZATION'S EXEMPT PURPOSE | 202010459349100716 |
| 2018 | Pivotworks Inc Boston, MA | C | $2,322,904 | paid | TO FULFILL THE ORGANIZATION'S EXEMPT PURPOSE | 201940589349100764 |
| 2018 | Stony Brook Foundation Inc Stony Brook, NY | C | $30,000 | paid | TO FULFILL THE ORGANIZATION'S EXEMPT PURPOSE | 201940589349100764 |
| 2018 | Partners in Health Boston, MA | U | $10,000 | paid | TO FULFILL THE ORGANIZATION'S EXEMPT PURPOSE | 201940589349100764 |
| 2018 | Muso San Francisco, CA | C | $2,500 | paid | TO FULFILL THE ORGANIZATION'S EXEMPT PURPOSE | 201940589349100764 |
| 2018 | Possible New York, NY | C | $2,500 | paid | TO FULFILL THE ORGANIZATION'S EXEMPT PURPOSE | 201940589349100764 |
| 2018 | Integrate Health Medway, MA | U | $2,500 | paid | TO FULFILL THE ORGANIZATION'S EXEMPT PURPOSE | 201940589349100764 |
| 2018 | Medic Mobile San Francisco, CA | C | $2,500 | paid | TO FULFILL THE ORGANIZATION'S EXEMPT PURPOSE | 201940589349100764 |
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 | 2025-11-30 | not stated | 2024v5.5 | 202600709349101200 |
| 990PF | 2024 | 2024-11-30 | not stated | 2023v6.0 | 202520909349100857 |
| 990PF | 2023 | 2023-11-30 | not stated | 2022v5.0 | 202410829349100216 |
| 990PF | 2022 | 2022-11-30 | not stated | 2021v4.2 | 202311029349101306 |
| 990PF | 2021 | 2021-11-30 | not stated | 2020v4.2 | 202240839349100304 |
| 990PF | 2019 | 2019-11-30 | not stated | 2018v3.1 | 202010459349100716 |
| 990PF | 2018 | 2018-11-30 | not stated | 2017v2.3 | 201940589349100764 |
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/461591770.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.