Grants paid by Leonard L and Bertha U Abess Foundation C/O Thinklab Ventures
EIN 65-0151462 · Miami, FL · Form 990-PF, Part XV
Leonard L and Bertha U Abess Foundation C/O Thinklab Ventures of Miami, FL (EIN 65-0151462) reported 87 grants paid totaling $2,216,510 to 27 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
$2,216,510
87 grants
Recipients
27
distinct organizations
Tax years
2018–2025
8 filings in the corpus
By tax year
| Tax year | Grants paid | Amount paid | Approved for future |
|---|---|---|---|
| 2018 | 15 | $262,700 | — |
| 2019 | 18 | $265,040 | — |
| 2020 | 11 | $175,780 | — |
| 2021 | 12 | $249,480 | — |
| 2022 | 14 | $323,560 | — |
| 2023 | 10 | $305,450 | — |
| 2024 | 4 | $292,500 | — |
| 2025 | 3 | $342,000 | — |
Top recipients
The 27 recipients receiving the most from Leonard L and Bertha U Abess Foundation C/O Thinklab Ventures, by grants paid, out of 27 distinct recipients.
| Recipient | Match | Location | Grants | Total paid | Latest year |
|---|---|---|---|---|---|
| Mount Sinai Medical Center Foundation 59-1711400 | B | Miami Beach, FL | 5 | $832,000 | 2025 |
| Goodwill Industries of South Florida 59-0866126 | B | Miami, FL | 6 | $283,000 | 2023 |
| Anti-Defamation League | U | Boca Raton, FL | 6 | $230,000 | 2023 |
| The New York Botanical Garden 13-1693134 | B | Bronx, NY | 3 | $120,100 | 2020 |
| Greater Miami Jewish Federation | U | Miami, FL | 4 | $115,000 | 2022 |
| Fairchild Tropical Garden 59-0668480 | D | Coral Gables, FL | 7 | $107,500 | 2024 |
| World Wildlife Federation 52-1693387 | D | Washington, DC | 8 | $80,000 | 2025 |
| Ajc Greater Maimi and Broward | U | Miami, FL | 2 | $75,000 | 2023 |
| Temple Israel of Greater Miami 59-0683270 | B | Miami, FL | 5 | $61,360 | 2022 |
| Storm King Art Center 14-1457573 | B | New Windsor, NY | 1 | $50,000 | 2023 |
| Vizcaya | U | Miami, FL | 4 | $42,500 | 2025 |
| University of Miami 59-0624458 | C | Coral Gables, FL | 2 | $42,300 | 2019 |
| Vizcaya Museum & Gardens 47-1711491 | C | Miami, FL | 4 | $40,000 | 2021 |
| Archidiocese of Miami | U | Miami, FL | 1 | $33,090 | 2019 |
| New York Academy of Art 13-3643485 | B | New York, NY | 1 | $25,000 | 2022 |
| Npr | U | Washington, DC | 5 | $25,000 | 2022 |
| Ajc Greater Miami & Broward | U | Miami, FL | 2 | $15,000 | 2019 |
| United Way of Miami Dade 59-0830840 | D | Miami, FL | 2 | $12,700 | 2019 |
| Wlrn | U | Miami, FL | 5 | $12,500 | 2022 |
| Young Musicians Unite Inc 46-2610764 | B | Miami, FL | 2 | $5,500 | 2023 |
| Dolphins Cancer Challenge 45-4808311 | D | Miami, FL | 4 | $2,210 | 2023 |
| Healthnetwork Foundation 04-3804600 | C | Chagrin Falls, OH | 1 | $2,000 | 2018 |
| Belev Echad 81-1569698 | B | New York, NY | 1 | $1,800 | 2019 |
| The Gunnery | U | Washington, CT | 3 | $1,200 | 2021 |
| Mccj 20-3534284 | C | Miami, FL | 1 | $1,000 | 2018 |
| The Frederick Gunn School 06-0646661 | B | Washington, CT | 1 | $500 | 2022 |
| Children's Bereavement Center 65-0918564 | B | South Miami, FL | 1 | $250 | 2019 |
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 87 grant rows this organization reported, most recent first.
| Tax year | Recipient | Match | Amount | Type | Purpose | Source filing |
|---|---|---|---|---|---|---|
| 2025 | Mount Sinai Medical Center Foundation Miami Beach, FL | B | $322,000 | paid | COMMUNITY BENEFIT | 202621289349103552 |
| 2025 | World Wildlife Federation Washington, DC | D | $10,000 | paid | COMMUNITY BENEFIT | 202621289349103552 |
| 2025 | Vizcaya Miami, FL | U | $10,000 | paid | COMMUNITY BENEFIT | 202621289349103552 |
| 2024 | Mount Sinai Medical Center Foundation Miami Beach, FL | B | $250,000 | paid | CHARITABLE CONTRIBUTION | 202521549349100502 |
| 2024 | Fairchild Tropical Garden Coral Gables, FL | D | $20,000 | paid | CHARITABLE CONTRIBUTION | 202521549349100502 |
| 2024 | Vizcaya Miami, FL | U | $12,500 | paid | CHARITABLE CONTRIBUTION | 202521549349100502 |
| 2024 | World Wildlife Federation Washington, DC | D | $10,000 | paid | CHARITABLE CONTRIBUTION | 202521549349100502 |
| 2023 | Mount Sinai Medical Center Foundation Miami Beach, FL | B | $75,000 | paid | CHARITABLE CONTRIBUTION | 202420879349100002 |
| 2023 | Anti-Defamation League Boca Raton, FL | U | $50,000 | paid | CHARITABLE CONTRIBUTION | 202420879349100002 |
| 2023 | Storm King Art Center New Windsor, NY | B | $50,000 | paid | CHARITABLE CONTRIBUTION | 202420879349100002 |
| 2023 | Ajc Greater Maimi and Broward Miami, FL | U | $50,000 | paid | CHARITABLE CONTRIBUTION | 202420879349100002 |
| 2023 | Goodwill Industries of South Florida Miami, FL | B | $35,000 | paid | CHARITABLE CONTRIBUTION | 202420879349100002 |
| 2023 | Fairchild Tropical Garden Coral Gables, FL | D | $20,000 | paid | CHARITABLE CONTRIBUTION | 202420879349100002 |
| 2023 | World Wildlife Federation Washington, DC | D | $10,000 | paid | CHARITABLE CONTRIBUTION | 202420879349100002 |
| 2023 | Vizcaya Miami, FL | U | $10,000 | paid | CHARITABLE CONTRIBUTION | 202420879349100002 |
| 2023 | Young Musicians Unite Miami, FL | B | $5,000 | paid | CHARITABLE CONTRIBUTION | 202420879349100002 |
| 2023 | Dolphins Cancer Challenge Miami, FL | D | $450 | paid | CHARITABLE CONTRIBUTION | 202420879349100002 |
| 2022 | Mount Sinai Medical Center Foundation Miami Beach, FL | B | $100,000 | paid | CHARITABLE CONTRIBUTION | 202331219349100923 |
| 2022 | Anti-Defamation League Boca Raton, FL | U | $50,000 | paid | CHARITABLE CONTRIBUTION | 202331219349100923 |
| 2022 | Goodwill Industries of South Florida Miami, FL | B | $50,000 | paid | CHARITABLE CONTRIBUTION | 202331219349100923 |
| 2022 | New York Academy of Art New York, NY | B | $25,000 | paid | CHARITABLE CONTRIBUTION | 202331219349100923 |
| 2022 | Ajc Greater Maimi and Broward Miami, FL | U | $25,000 | paid | CHARITABLE CONTRIBUTION | 202331219349100923 |
| 2022 | Temple Israel of Greater Miami Miami, FL | B | $20,360 | paid | CHARITABLE CONTRIBUTION | 202331219349100923 |
| 2022 | Fairchild Tropical Garden Coral Gables, FL | D | $20,000 | paid | CHARITABLE CONTRIBUTION | 202331219349100923 |
| 2022 | Vizcaya Miami, FL | U | $10,000 | paid | CHARITABLE CONTRIBUTION | 202331219349100923 |
| 2022 | World Wildlife Federation Washington, DC | D | $10,000 | paid | CHARITABLE CONTRIBUTION | 202331219349100923 |
| 2022 | Npr Washington, DC | U | $5,000 | paid | CHARITABLE CONTRIBUTION | 202331219349100923 |
| 2022 | Greater Miami Jewish Federation Miami, FL | U | $5,000 | paid | CHARITABLE CONTRIBUTION | 202331219349100923 |
| 2022 | Wlrn Miami, FL | U | $2,500 | paid | CHARITABLE CONTRIBUTION | 202331219349100923 |
| 2022 | The Frederick Gunn School Washington, CT | B | $500 | paid | CHARITABLE CONTRIBUTION | 202331219349100923 |
| 2022 | Dolphins Cancer Challenge Miami, FL | D | $200 | paid | CHARITABLE CONTRIBUTION | 202331219349100923 |
| 2021 | Mount Sinai Medical Center Foundation Miami Beach, FL | B | $85,000 | paid | CHARITABLE CONTRIBUTION | 202200959349100505 |
| 2021 | Goodwill Industries of South Florida Miami, FL | B | $50,000 | paid | CHARITABLE CONTRIBUTION | 202200959349100505 |
| 2021 | Anti-Defamation League Boca Raton, FL | U | $50,000 | paid | CHARITABLE CONTRIBUTION | 202200959349100505 |
| 2021 | Temple Israel of Greater Miami Miami, FL | B | $15,200 | paid | CHARITABLE CONTRIBUTION | 202200959349100505 |
| 2021 | Fairchild Tropical Garden Coral Gables, FL | D | $15,000 | paid | CHARITABLE CONTRIBUTION | 202200959349100505 |
| 2021 | Vizcaya Museum & Gardens Miami, FL | C | $10,000 | paid | CHARITABLE CONTRIBUTION | 202200959349100505 |
| 2021 | World Wildlife Federation Washington, DC | D | $10,000 | paid | CHARITABLE CONTRIBUTION | 202200959349100505 |
| 2021 | Greater Miami Jewish Federation Miami, FL | U | $5,000 | paid | CHARITABLE CONTRIBUTION | 202200959349100505 |
| 2021 | Npr Washington, DC | U | $5,000 | paid | CHARITABLE CONTRIBUTION | 202200959349100505 |
| 2021 | Wlrn Miami, FL | U | $2,500 | paid | CHARITABLE CONTRIBUTION | 202200959349100505 |
| 2021 | Dolphins Cancer Challenge Miami, FL | D | $1,280 | paid | CHARITABLE CONTRIBUTION | 202200959349100505 |
| 2021 | The Gunnery Washington, CT | U | $500 | paid | CHARITABLE CONTRIBUTION | 202200959349100505 |
| 2020 | The New York Botanical Garden Bronx, NY | B | $70,000 | paid | CHARITABLE CONTRIBUTION | 202113029349100436 |
| 2020 | Goodwill Industries of South Florida Miami, FL | B | $25,000 | paid | CHARITABLE CONTRIBUTION | 202113029349100436 |
| 2020 | Anti-Defamation League Boca Raton, FL | U | $25,000 | paid | CHARITABLE CONTRIBUTION | 202113029349100436 |
| 2020 | Temple Israel of Greater Miami Miami, FL | B | $15,300 | paid | CHARITABLE CONTRIBUTION | 202113029349100436 |
| 2020 | Fairchild Tropical Garden Coral Gables, FL | D | $12,500 | paid | CHARITABLE CONTRIBUTION | 202113029349100436 |
| 2020 | Vizcaya Museum & Gardens Miami, FL | C | $10,000 | paid | CHARITABLE CONTRIBUTION | 202113029349100436 |
| 2020 | World Wildlife Federation Washington, DC | D | $10,000 | paid | CHARITABLE CONTRIBUTION | 202113029349100436 |
| 2020 | Npr Washington, DC | U | $5,000 | paid | CHARITABLE CONTRIBUTION | 202113029349100436 |
| 2020 | Wlrn Miami, FL | U | $2,500 | paid | CHARITABLE CONTRIBUTION | 202113029349100436 |
| 2020 | Dolphins Cancer Challenge Miami, FL | D | $280 | paid | CHARITABLE CONTRIBUTION | 202113029349100436 |
| 2020 | The Gunnery Washington, CT | U | $200 | paid | CHARITABLE CONTRIBUTION | 202113029349100436 |
| 2019 | Goodwill Industries of South Florida Miami, FL | B | $63,000 | paid | CHARITABLE CONTRIBUTION | 202032529349100023 |
| 2019 | Greater Miami Jewish Federation Miami, FL | U | $55,000 | paid | CHARITABLE CONTRIBUTION | 202032529349100023 |
| 2019 | Archidiocese of Miami Miami, FL | U | $33,090 | paid | CHARITABLE CONTRIBUTION | 202032529349100023 |
| 2019 | The New York Botanical Garden Bronx, NY | B | $25,100 | paid | CHARITABLE CONTRIBUTION | 202032529349100023 |
| 2019 | Anti-Defamation League Boca Raton, FL | U | $25,000 | paid | CHARITABLE CONTRIBUTION | 202032529349100023 |
| 2019 | Vizcaya Museum & Gardens Miami, FL | C | $10,000 | paid | CHARITABLE CONTRIBUTION | 202032529349100023 |
| 2019 | Fairchild Tropical Garden Coral Gables, FL | D | $10,000 | paid | CHARITABLE CONTRIBUTION | 202032529349100023 |
| 2019 | World Wildlife Federation Washington, DC | D | $10,000 | paid | CHARITABLE CONTRIBUTION | 202032529349100023 |
| 2019 | Ajc Greater Miami & Broward Miami, FL | U | $10,000 | paid | CHARITABLE CONTRIBUTION | 202032529349100023 |
| 2019 | University of Miami Coral Gables, FL | C | $5,500 | paid | CHARITABLE CONTRIBUTION | 202032529349100023 |
| 2019 | Temple Israel of Greater Miami Miami, FL | B | $5,300 | paid | CHARITABLE CONTRIBUTION | 202032529349100023 |
| 2019 | Npr Washington, DC | U | $5,000 | paid | CHARITABLE CONTRIBUTION | 202032529349100023 |
| 2019 | Wlrn Miami, FL | U | $2,500 | paid | CHARITABLE CONTRIBUTION | 202032529349100023 |
| 2019 | United Way of Miami Dade Miami, FL | D | $2,500 | paid | CHARITABLE CONTRIBUTION | 202032529349100023 |
| 2019 | Belev Echad New York, NY | B | $1,800 | paid | CHARITABLE CONTRIBUTION | 202032529349100023 |
| 2019 | Young Musicians Unite Inc Miami, FL | B | $500 | paid | CHARITABLE CONTRIBUTION | 202032529349100023 |
| 2019 | The Gunnery Washington, CT | U | $500 | paid | CHARITABLE CONTRIBUTION | 202032529349100023 |
| 2019 | Children's Bereavement Center South Miami, FL | B | $250 | paid | CHARITABLE CONTRIBUTION | 202032529349100023 |
| 2018 | Goodwill Industries of South Florida Miami, FL | B | $60,000 | paid | CHARITABLE CONTRIBUTION | 201932399349100513 |
| 2018 | Greater Miami Jewish Federation Miami, FL | U | $50,000 | paid | CHARITABLE CONTRIBUTION | 201932399349100513 |
| 2018 | University of Miami Coral Gables, FL | C | $36,800 | paid | CHARITABLE CONTRIBUTION | 201932399349100513 |
| 2018 | Anti-Defamation League Boca Raton, FL | U | $30,000 | paid | CHARITABLE CONTRIBUTION | 201932399349100513 |
| 2018 | The New York Botanical Garden Bronx, NY | B | $25,000 | paid | CHARITABLE CONTRIBUTION | 201932399349100513 |
| 2018 | United Way of Miami Dade Miami, FL | D | $10,200 | paid | CHARITABLE CONTRIBUTION | 201932399349100513 |
| 2018 | Vizcaya Museum & Gardens Miami, FL | C | $10,000 | paid | CHARITABLE CONTRIBUTION | 201932399349100513 |
| 2018 | World Wildlife Federation Washington, DC | D | $10,000 | paid | CHARITABLE CONTRIBUTION | 201932399349100513 |
| 2018 | Fairchild Tropical Garden Coral Gables, FL | D | $10,000 | paid | CHARITABLE CONTRIBUTION | 201932399349100513 |
| 2018 | Temple Israel of Greater Miami Miami, FL | B | $5,200 | paid | CHARITABLE CONTRIBUTION | 201932399349100513 |
| 2018 | Ajc Greater Miami & Broward Miami, FL | U | $5,000 | paid | CHARITABLE CONTRIBUTION | 201932399349100513 |
| 2018 | Npr Washington, DC | U | $5,000 | paid | CHARITABLE CONTRIBUTION | 201932399349100513 |
| 2018 | Wlrn Miami, FL | U | $2,500 | paid | CHARITABLE CONTRIBUTION | 201932399349100513 |
| 2018 | Healthnetwork Foundation Chagrin Falls, OH | C | $2,000 | paid | CHARITABLE CONTRIBUTION | 201932399349100513 |
| 2018 | Mccj Miami, FL | C | $1,000 | paid | CHARITABLE CONTRIBUTION | 201932399349100513 |
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 | 202621289349103552 |
| 990PF | 2024 | 2024-12-31 | not stated | 2024v5.1 | 202521549349100502 |
| 990PF | 2023 | 2023-12-31 | not stated | 2023v5.0 | 202420879349100002 |
| 990PF | 2022 | 2022-12-31 | not stated | 2022v5.0 | 202331219349100923 |
| 990PF | 2021 | 2021-12-31 | not stated | 2021v4.2 | 202200959349100505 |
| 990PF | 2020 | 2020-12-31 | not stated | 2020v4.1 | 202113029349100436 |
| 990PF | 2019 | 2019-12-31 | not stated | 2019v5.1 | 202032529349100023 |
| 990PF | 2018 | 2018-12-31 | not stated | 2018v3.1 | 201932399349100513 |
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/650151462.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.