Who funds Hidden Harbor Marine Environmental Project Inc

EIN 65-0306516 · Marathon, FL · NTEE D20Z

Hidden Harbor Marine Environmental Project Inc of Marathon, FL (EIN 65-0306516) was named as a grant recipient by 35 funders in 91 grants paid totaling $595,390 in tax years 2018–2025, as reported on the funders' Forms 990-PF and 990 Schedule I. Each edge was resolved to this EIN at the match tier shown. Dataset version 2026.09.0, built 2026-09-03.

Grants received

$595,390

91 grants paid

Funders

distinct grantmakers

Tax years

2018–2025

as reported by funders

Funders

Grantmakers ranked by total paid to Hidden Harbor Marine Environmental Project Inc
Funder	State	Match	Grants	Total paid	Latest year
American Online Giving Foundation Inc 81-0739440	DE	A	6	$104,320	2025
Knopf Family Foundation Inc C/O Liberty Chevrolet 57-1179990	MA	B	3	$95,000	2025
Sea Turtle Conservancy 59-6151069	FL	A	5	$75,325	2024
Vanguard Charitable Endowment Program 23-2888152	PA	A	4	$42,400	2025
Mesara Family Foundation 47-3197993	MI	B	6	$33,000	2025
The Gale Foundation 34-1812999	OH	B	3	$28,000	2024
Edward D & Janet K Robson Foundation 73-1589395	OK	C	1	$25,000	2025
L & N Andreas Foundation 36-3382956	MN	B	5	$25,000	2024
National Fish and Wildlife Foundation 52-1384139	DC	A	1	$19,395	2018
The Howard Bayne Fund 13-6100680	NY	D	6	$18,000	2025
The Sexton Family Foundation C/O O Griffith Sexton 13-7106277	FL	B	4	$16,000	2023
Donor Advised Charitable Giving Inc 31-1640316	CO	A	2	$15,350	2025
Community Foundation of Collier County Inc 59-2396243	FL	A	5	$13,050	2021
The Chicago Community Trust 36-2167000	IL	A	1	$10,000	2020
The Pedersen Foundation C/O Gino Zaccardelli - Mcguirewoods Llp 47-1188416	VA	C	1	$10,000	2024
Wags and Menace Make a Difference Foundation 46-2447133	DE	B	7	$9,000	2022
Fidelity Investments Charitable Gift Fund 11-0303001	MA	A	1	$8,450	2025
Carver Foundation Inc 87-3531981	MD	B	3	$7,250	2025
North Valley Community Foundation 68-0161455	CA	A	1	$6,930	2023
T Rowe Price Program for Charitable Giving Inc 31-1709466	MD	A	1	$6,050	2022
Charities Aid Foundation America 43-1634280	VA	A	1	$5,371	2025
Community Foundation of Broward Inc 59-2477112	FL	A	1	$5,000	2021
Amazonsmile Foundation 46-2626883	WA	B	3	$3,909	2023
The Bank of America Charitable Foundation Inc 20-0721133	NC	B C	6	$3,300	2023
Peacock Foundation Inc 59-0999759	FL	D	1	$3,000	2022
Rickard Family Foundation 45-5587125	DE	B	1	$2,000	2022
Isec Charitable Foundation Aka Isec Foundation 20-5632234	DE	B	1	$1,500	2024
Doris Duke Foundation 13-1655241	NY	B	3	$1,350	2022
The Hastings Trust 54-6040247	GA	B	1	$1,000	2024
Land O'lakes Foundation 41-1864977	MN	B	1	$500	2021
The Pfizer Foundation Inc 13-6083839	NY	B	1	$490	2022
Bergstrom Foundation 46-4591289	FL	B	1	$300	2025
Gannett Foundation Inc 54-1568843	VA	B	2	$100	2023
Lamb Weston Charitable Foundation 83-0562671	ID	B	1	$50	2020
Initiative for a Better Society 87-2940451	TN	B	1	$0	2025

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.

Grants

The 91 most recent grants naming this organization.

Grants to Hidden Harbor Marine Environmental Project Inc as reported by funders
Tax year	Funder	Recipient	Match	Amount	Type	Purpose	Source filing
2025	American Online Giving Foundation Inc	Hidden Harbor Marine Environmental Project Inc Marathon, FL	A	$47,179	paid	GENERAL SUPPORT	202533509349301608
2025	Knopf Family Foundation Inc	Hidden Harbor Marine Environmental Project Inc Marathon, FL	B	$35,000	paid	FOR THE SURGICAL TABLE, SURGICIAL TOOLS AND CT SCAN EQUIPMENT FOR NEW HOSPITAL AND VETERINARY CARE FOR THE TURTLES	202601279349103075
2025	Edward D & Janet K Robson Foundation	Hidden Harbor Marine Enviromental Project Marathon, FL	C	$25,000	paid	OPERATING EXPENSES	202631319349101948
2025	American Online Giving Foundation Inc	Hidden Harbor Marine Environmental Project Inc Marathon, FL	A	$20,299	paid	GENERAL SUPPORT	202641969349302754
2025	Fidelity Investments Charitable Gift Fund	Hidden Harbor Marine Environmental Project Inc Marathon, FL	A	$8,450	paid	For grant recipient's exempt purposes	202601389349301700
2025	Vanguard Charitable Endowment Program	Hidden Harbor Marine Environmental Project Inc Marathon, FL	A	$8,300	paid	FOR RECIPIENT'S EXEMPT PURPOSE	202621329349306657
2025	Donor Advised Charitable Giving Inc	Hidden Harbor Marine Environmental Project Inc Marathon, FL	A	$6,950	paid	ENVIRONMENTAL AND ANIMALS	202611199349300601
2025	Mesara Family Foundation	Hidden Harbor Marine Environmental Project Inc Marathon, FL	B	$6,000	paid	GENERAL OPERATING SUPPORT	202601329349102990
2025	Charities Aid Foundation America	Hidden Harbor Marine Environmental Fort Lauderdale, FL	A	$5,371	paid	CHARITABLE DONATION	202610489349300906
2025	Carver Foundation Inc	Hidden Harbor Marine Environmental Project Inc Marathon, FL	B	$5,000	paid	Program andadministrative support	202601259349100745
2025	The Howard Bayne Fund	Hidden Harbor Marine Environmental Project Fbo the Turtle Hospital Marathon, FL	D	$4,000	paid	GENERAL SUPPORT	202621269349102212
2025	Bergstrom Foundation	Hidden Harbor Marine Environmental Project Inc Marathon, FL	B	$300	paid	GENERAL OPERATING SUPPORT - WILDLIFE	202621339349103717
2025	Initiative for a Better Society	Hidden Harbor Marine Environmental Project Inc Marathon, FL	B	$0	paid	General Support	202610509349100001
2024	Knopf Family Foundation Inc C/O Liberty Chevrolet	Hidden Harbor Marine Environmental Project Inc Marathon, FL	B	$35,000	paid	FOR THE FOOD AND CARE OF THE SEA TURTLES IN THE KEYS AND A MICROSCOPE FOR THE LAB AND CT SCAN EQUIPMENT FOR THE TURTLES	202521349349102922
2024	American Online Giving Foundation Inc	Hidden Harbor Marine Environmental Project Inc Marathon, FL	A	$13,219	paid	GENERAL SUPPORT	202530159349302758
2024	Vanguard Charitable Endowment Program	Hidden Harbor Marine Environmental Project Inc Marathon, FL	A	$11,600	paid	FOR RECIPIENT'S EXEMPT PURPOSE	202511349349313096
2024	The Pedersen Foundation C/O Gino Zaccardelli - Mcguirewoods Llp	Hidden Harbour Marine Environmental Project Marathon, FL	C	$10,000	paid	GENERAL USE	202503209349100660
2024	Mesara Family Foundation	Hidden Harbor Marine Environmental Project Inc Marathon, FL	B	$6,000	paid	GENERAL OPERATING SUPPORT	202541329349102584
2024	Sea Turtle Conservancy	Hidden Harbor Marine Environment Pr Marathon, FL	A	$5,478	paid	Conservation	202522699349300607
2024	L & N Andreas Foundation	Hidden Harbor Marine Environmental Project Marathon, FL	B	$5,000	paid	GRANT IS FOR RECIPIENTS GENERAL FUND	202540319349100119
2024	The Gale Foundation	Hidden Harbor Marine Environmental Project Inc Marathon, FL	B	$3,000	paid	General Operating	202521289349101772
2024	The Howard Bayne Fund	Hidden Harbor Marine Environmental Project Fbo the Turtle Hospital Marathon, FL	D	$3,000	paid	GENERAL SUPPORT	202523169349100117
2024	Isec Charitable Foundation Aka Isec Foundation	Hidden Harbor Marine Environmental Project Inc Marathon, FL	B	$1,500	paid	General & Unrestricted	202521439349100107
2024	Carver Foundation Inc	Hidden Harbor Marine Environmental Project Inc Marathon, FL	B	$1,250	paid	Program andadministrative support	202501339349102470
2024	The Hastings Trust	Hidden Harbor Marine Environmental Project Inc Marathon, FL	B	$1,000	paid	CONTRIBUTIONS ARE MADE TO PURSUE THE VARIOUS CHARITABLE OR EDUCATIONAL GOALS OF EACH RECIPIENT.	202532459349100608
2023	Knopf Family Foundation Inc C/O Liberty Chevrolet	Hidden Harbor Marine Environmental Project Inc Marathon, FL	B	$25,000	paid	FOR HOSPITAL SUPPLIES AND VETERINARY COSTS FOR THE TURTLES AT THE TURTLE HOSPITAL	202421249349100912
2023	The Gale Foundation	Hidden Harbor Marine Environmental Project Inc Marathon, FL	B	$20,000	paid	SUPPORT TURTLE HOSPITAL	202403189349102945
2023	Sea Turtle Conservancy	Hidden Harbor Marine Environment Pr Marathon, FL	A	$17,009	paid	Conservation	202412689349300131
2023	Vanguard Charitable Endowment Program	Hidden Harbor Marine Environmental Project Inc Marathon, FL	A	$11,500	paid	FOR RECIPIENT'S EXEMPT PURPOSE	202441359349309439
2023	American Online Giving Foundation Inc	Hidden Harbor Marine Environmental Project Inc Marathon, FL	A	$11,280	paid	GENERAL SUPPORT	202410469349300741
2023	North Valley Community Foundation	Hidden Harbor Marine Environmental Project Inc Marathon, FL	A	$6,930	paid	COMMUNITY DEVELOPMENT	202411359349311966
2023	Mesara Family Foundation	Hidden Harbor Marine Environmental Project Inc Marathon, FL	B	$6,000	paid	GENERAL OPERATING SUPPORT	202411289349103581
2023	The Sexton Family Foundation C/O O Griffith Sexton	Hidden Harbor Marine Environmental Project Inc Marathon, FL	B	$5,000	paid	CHARITABLE CONTRIBUTION - TO CARE FOR WILDLIFE IN THE FLORIDA KEYS	202401369349100740
2023	L & N Andreas Foundation	Hidden Harbor Marine Environmental Project Marathon, FL	B	$5,000	paid	GRANT IS FOR RECIPIENTS GENERAL FUND	202420259349100107
2023	The Howard Bayne Fund	Hidden Harbor Marine Environmental Project Fbo the Turtle Hospital Marathon, FL	D	$3,000	paid	GENERAL SUPPORT	202421809349100717
2023	Amazonsmile Foundation	Hidden Harbor Marine Environmental Project Inc Marathon, FL	B	$1,767	paid	GENERAL SUPPORT	202540919349100629
2023	Carver Foundation Inc	Hidden Harbor Marine Environmental Project Inc Marathon, FL	B	$1,000	paid	Program andadministrative support	202401349349103695
2023	The Bank of America Charitable Foundation Inc	Hidden Harbor Marine Environmenta Marathon, FL	C	$250	paid	PROGRAM/OPERATING SUPPORT	202411309349100126
2023	Gannett Foundation Inc	Hidden Harbor Marine Environmental Project Inc Marathon, FL	B	$50	paid	CHARITABLE PURPOSE	202521359349104112
2023	Gannett Foundation Inc	Hidden Harbor Marine Environmental Project Inc Marathon, FL	B	$50	paid	CHARITABLE PURPOSE	202411309349101016
2022	Sea Turtle Conservancy	Hidden Harbor Marine Environment Pr Marathon, FL	A	$20,484	paid	Conservation	202342279349301369
2022	American Online Giving Foundation Inc	Hidden Harbor Marine Environmental Project Inc Marathon, FL	A	$7,180	paid	GENERAL SUPPORT	202340469349301209
2022	T Rowe Price Program for Charitable Giving Inc	Hidden Harbor Marine Environmental Project Inc Marathon, FL	A	$6,050	paid	GENERAL OPERATING	202202019349300005
2022	The Gale Foundation	Hidden Harbor Marine Environmental Project Inc Marathon, FL	B	$5,000	paid	MARINE ENVIRONMENTAL PROJECT	202321799349100707
2022	Mesara Family Foundation	Hidden Harbor Marine Environmental Project Inc Marathon, FL	B	$5,000	paid	GENERAL OPERATING SUPPORT	202321319349100117
2022	The Sexton Family Foundation C/O O Griffith Sexton	Hidden Harbor Marine Environmental Project Inc Marathon, FL	B	$5,000	paid	CHARITABLE CONTRIBUTION - TO CARE FOR WILDLIFE IN THE FLORIDA KEYS	202343179349101309
2022	Peacock Foundation Inc	Hidden Harbor Marine Environmental Project Inc Turtle Hospital Marathon, FL	D	$3,000	paid	GENERAL OPERATING SUPPORT	202310449349100706
2022	The Howard Bayne Fund	Hidden Harbor Marine Environmental Project Fbo the Turtle Hospital Marathon, FL	D	$3,000	paid	GENERAL SUPPORT	202313129349100321
2022	Rickard Family Foundation	Hidden Harbor Marine Environmental Project Inc Marathon, FL	B	$2,000	paid	General & Unrestricted	202313069349101801
2022	Wags and Menace Make a Difference Foundation	Hidden Harbor Marine Environmental Project Inc Marathon, FL	B	$2,000	paid	in support of the medical fund	202341229349100939
2022	Amazonsmile Foundation	Hidden Harbor Marine Environmental Project Inc Marathon, FL	B	$1,842	paid	GENERAL SUPPORT	202313119349100141
2022	The Bank of America Charitable Foundation Inc	Hidden Harbor Marine Environmental Marathon, FL	C	$1,000	paid	PROGRAM/OPERATING SUPPORT	202301309349101020
2022	The Bank of America Charitable Foundation Inc	Hidden Harbor Marine Environmental Marathon, FL	C	$1,000	paid	PROGRAM/OPERATING SUPPORT	202301309349101020
2022	Wags and Menace Make a Difference Foundation	Hidden Harbor Marine Environmental Project Inc Marathon, FL	B	$1,000	paid	in support of emergency medical care	202341229349100939
2022	Doris Duke Foundation	Hidden Harbor Marine Environmental Project Inc Marathon, FL	B	$750	paid	MATCHING GIFT	202312769349101206
2022	The Bank of America Charitable Foundation Inc	Hidden Harbor Marine Environmental Marathon, FL	C	$700	paid	PROGRAM/OPERATING SUPPORT	202301309349101020
2022	The Pfizer Foundation Inc	Hidden Harbor Marine Environmental Project Inc Marathon, FL	B	$490	paid	MATCHING GIFTS	202313079349100411
2021	Sea Turtle Conservancy	Hidden Harbor Marine Environment Pr Marathon, FL	A	$24,782	paid	Conservation	202202309349300920
2021	Vanguard Charitable Endowment Program	Hidden Harbor Marine Environmental Project Inc Marathon, FL	A	$11,000	paid	FOR RECIPIENT'S EXEMPT PURPOSE	202211339349310116
2021	Schwab Charitable Fund	Hidden Harbor Marine Environmental Project Inc Marathon, FL	A	$8,400	paid	ENVIRONMENTAL AND ANIMALS	202230499349301028
2021	American Online Giving Foundation Inc	Hidden Harbor Marine Environmental Project Inc Marathon, FL	A	$5,163	paid	GENERAL SUPPORT	202240469349301419
2021	L & N Andreas Foundation	Hidden Harbor Marine Environmental Project Marathon, FL	B	$5,000	paid	GRANT IS FOR RECIPIENTS GENERAL FUND	202200479349100800
2021	Community Foundation of Broward Inc	Hidden Harbor Marine Environmental Project Marathon, FL	A	$5,000	paid	GENERAL SUPPORT	202220489349301322
2021	Mesara Family Foundation	Hidden Harbor Marine Environmental Project Inc Marathon, FL	B	$5,000	paid	GENERAL OPERATING SUPPORT	202231259349100513
2021	The Howard Bayne Fund	Hidden Harbor Marine Environmental Project Fbo the Turtle Hospital Marathon, FL	D	$4,000	paid	GENERAL SUPPORT	202242359349100904
2021	Community Foundation of Collier County Inc	Hidden Harbor Marine Environmental Project Inc Marathon, FL	A	$3,050	paid	UNRESTRICTED USE	202230459349300828
2021	Community Foundation of Collier County Inc	Hidden Harbor Marine Environmental Project Inc Marathon, FL	A	$2,000	paid	GENERAL OPERATIONS	202230459349300828
2021	Wags and Menace Make a Difference Foundation	Hidden Harbor Marine Environmental Project Inc Marathon, FL	B	$2,000	paid	medical fund	202232869349100133
2021	Wags and Menace Make a Difference Foundation	Hidden Harbor Marine Environmental Project Inc Marathon, FL	B	$1,000	paid	emergency medical care	202232869349100133
2021	Land O'lakes Foundation	Hidden Harbor Marine Environmental Project Inc Marathon, FL	B	$500	paid	TEAM VOLUNTEER GRANTS	202222779349100617
2021	Doris Duke Foundation	Hidden Harbor Marine Environmental Project Inc Marathon, FL	B	$300	paid	MATCHING GIFT	202212719349100621
2021	The Bank of America Charitable Foundation Inc	Hidden Harbor Marine Environmental Marathon, FL	C	$250	paid	OPERATIONAL SUPPORT	202221309349101737
2020	The Chicago Community Trust	Hidden Harbor Marine Environmental Project Inc Marathon, FL	A	$10,000	paid	GENERAL OPERATING SUPPORT	202112239349302351
2020	Sea Turtle Conservancy	Hidden Harbor Marine Environment Pr Marathon, FL	A	$7,572	paid	Conservation	202102819349300505
2020	L & N Andreas Foundation	Hidden Harbor Marine Environmental Project Marathon, FL	B	$5,000	paid	GRANT IS FOR RECIPIENTS GENERAL FUND	202130209349100103
2020	Mesara Family Foundation	Hidden Harbor Marine Environmental Project Inc Marathon, FL	B	$5,000	paid	GENERAL OPERATING SUPPORT	202101249349101660
2020	Community Foundation of Collier County Inc	Hidden Harbor Marine Environment DBA Turtle Hospital Marathon, FL	A	$3,000	paid	GENERAL SUPPORT	202131169349301228
2020	Community Foundation of Collier County Inc	Hidden Harbor Marine Environment DBA Turtle Hospital Marathon, FL	A	$3,000	paid	GENERAL SUPPORT	202131169349301228
2020	The Sexton Family Foundation C/O O Griffith Sexton	Hidden Harbor Marine Environmental Project Inc Marathon, FL	B	$3,000	paid	CHARITABLE CONTRIBUTION - TO CARE FOR WILDLIFE IN THE FLORIDA KEYS	202133169349103588
2020	Community Foundation of Collier County Inc	Hidden Harbor Marine Environment DBA Turtle Hospital Marathon, FL	A	$2,000	paid	UNRESTRICTED USE FOR THE GENERAL OPERATING FUND	202131169349301228
2020	The Howard Bayne Fund	Hidden Harbor Marine Environmental Project Fbo the Turtle Hospital Marathon, FL	D	$1,000	paid	GENERAL SUPPORT	202123139349100147
2020	Wags and Menace Make a Difference Foundation	Hidden Harbor Marine Environmental Project Inc Marathon, FL	B	$1,000	paid	emergency medical care Fund	202103069349101585
2020	Wags and Menace Make a Difference Foundation	Hidden Harbor Marine Environmental Project Inc Marathon, FL	B	$1,000	paid	medical fund	202103069349101585
2020	Doris Duke Foundation	Hidden Harbor Marine Environmental Project Inc Marathon, FL	B	$300	paid	MATCHING GIFT	202122539349100232
2020	Amazonsmile Foundation	Hidden Harbor Marine Environmental Project Inc Marathon, FL	B	$300	paid	GENERAL SUPPORT	202113199349100901
2020	The Bank of America Charitable Foundation Inc	Hidden Harbor Marine Environmental Project Inc Marathon, FL	B	$100	paid	GENERAL SUPPORT	202131479349100003
2020	Lamb Weston Charitable Foundation	Hidden Harbor Marine Environmental Project Inc Marathon, FL	B	$50	paid	COMMUNITY SUPPORT	202133199349106713
2018	National Fish and Wildlife Foundation	Hidden Harbor DBA Turtle Marathon, FL	A	$19,395	paid	Ocean Health Initiative	201921359349308927
2018	L & N Andreas Foundation	Hidden Harbor Marine Environmental Project Islamorada, FL	B	$5,000	paid	GRANT IS FOR RECIPIENTS GENERAL FUND	201900929349100405
2018	The Sexton Family Foundation C/O O Griffith Sexton	Hidden Harbor Marine Environmental Project Inc Marathon, FL	B	$3,000	paid	CHARITABLE CONTRIBUTION - TO CARE FOR WILDLIFE IN THE FLORIDA KEYS	201911659349100511
2018	Wags and Menace Make a Difference Foundation	Hidden Harbor Marine Environmental Project Inc Marathon, FL	B	$1,000	paid	Medical Fund	201901339349102880

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 inferred and should be read as leads until the check is published on the methodology page.

Derived from IRS Form 990-PF and Form 990 Schedule I e-file XML filed by the funders shown; this organization's identity from the IRS Exempt Organizations Business Master File. Dataset version 2026.09.0, built 2026-09-03. The rows as Parquet: manifest.

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.