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IRS-authorized e-file provider · not the IRS

Nonprofit · EIN 83-2515263

MARINE SCIENCE FOUNDATION

Tax-exempt · STUART, FL 34997

Financials

$6.1M$1.3M2023$6M$1.5M2024$5.6M$2M2025
Revenue Expenses · by fiscal year end
Financials of MARINE SCIENCE FOUNDATION by year, from its e-filed returns
Year endedFormRevenueExpensesNet incomeTotal assetsLiabilitiesNet assets
December 31, 2025990$5,557,079$1,981,918$3,575,161$14,919,443$560,434$14,359,009
December 31, 2024990$6,035,700$1,539,688$4,496,012$10,867,423$474,194$10,393,229
December 31, 2023990$6,058,032$1,349,595$4,708,437$7,669,343$1,661,185$6,008,158
Financial details: 990 for the year ended December 31, 2025

Revenue

Contributions, gifts and grants
$5,116,163
Program service revenue
$0
Investment income
$440,916
Other revenue
$0

Expenses

Grants and similar amounts paid
$0
Compensation of officers, directors and key employees
$598,306
Other salaries and wages
$476,718
Salaries, compensation and benefits (total)
$1,265,995
Professional fundraising fees
$0
Legal fees
$720
Accounting fees
$2,850
Occupancy
$63,226
Travel
$39,104
Depreciation
$900
Program services (functional)
$1,981,918

Balance sheet and other

Total assets, start of year
$10,867,423
Total assets, end of year
$14,919,443
Total liabilities, end of year
$560,434
Net assets, end of year
$14,359,009
Land, buildings and equipment
$30,643
Publicly traded securities
$14,366,276
Net assets without donor restrictions
$14,359,009
Gross receipts
$5,557,079
Employees
6

From the e-filed returns the IRS publishes as XML (latest three processing years; amended returns replace the original). PDF copies at the IRS.

Officers, directors and key employees

As listed on the 990 for the year ended December 31, 2025, highest compensation first.

NameTitleHours / weekCompensation
WILL FRISHEH.C. EMPLOYE
Highest-paid employee
40$226,007
DENNIS KINGSLEYH. C. EMPLOY
Highest-paid employee
40$225,279
SHARI KINGCHIEF FINANC
Trustee or director
40$221,000
BRIAN MCGARVEYCHIEF INFORM
Trustee or director
40$200,858
BRADLY KINGPRESIDENT
Trustee or director, Officer
40$176,448
990 for the year ended December 31, 2024: 5 people
NameTitleHours / weekCompensation
WILL FRISHEH.C. EMPLOYE
Highest-paid employee
40$207,896
DENNIS KINGSLEYH. C. EMPLOY
Highest-paid employee
40$206,714
SHARI KINGCHIEF FINANC
Trustee or director
40$202,949
BRIAN MCGARVEYCHIEF INFORM
Trustee or director
40$181,713
BRADLY KINGPRESIDENT
Trustee or director, Officer
40$149,870
990 for the year ended December 31, 2023: 5 people
NameTitleHours / weekCompensation
WILL FRISHEH.C. EMPLOYE
Highest-paid employee
40$202,235
DENNIS KINGSLEYH. C. EMPLOY
Highest-paid employee
40$201,084
BRIAN MCGARVEYCHIEF INFORM
Trustee or director
40$180,572
BRAD KINGPRESIDENT
Trustee or director, Officer
40$152,885
SHARI KINGCHIEF FINANC
Trustee or director
20$110,813

Address and contacts

Address (IRS master file)
7560 SW JACK JAMES DR, STUART, FL 34997-7258
In care of
% BRADLY KING
Mailing address (990-N for 2019)
332 LOBLOLLY WAY, GRASONVILLE MD 21638
Principal officer (990 for 2025)
BRADLY KING, 7304 SE PIERRE CIRCLE, STUART, FL 34997
Principal officer (990-N for 2019)
BRAD KING, 332 LOBLOLLY WAY, GRASONVILLE MD 21638
Signed the 990
BRADLY KING, PRESIDENT
Phone
(410) 801-9404
Return prepared by
COMPASS US ACCOUNTANTS & ADVISORS

Mission

OUR MISSION IS TO BRING THE LATEST ADVANCEMENTS IN SENSOR AND DATA COLLECTION/ANALYSIS TECHNOLOGY TO MARINE SCEINTISTS AND LABORATORIES TO FURTHER MARINE CONSERVATION RESEARCH.

990 for the year ended December 31, 2025

Program accomplishments

  • MSF'S PURPOSE IS TO BRING THE LATEST IN SENSOR AND DATA COLLECTION.ANALYSIS TECHNOLOGY ADVANCEMENTS TO MARINE SCIENTIST AND LABORATORIES AROUND THE WORLD TO ADVANCE MARINE CONSERVATION AND RESEARCH.
    Expenses $1,981,918

What it must file and when

IRS records say it files Form 990 or 990-EZ. Based on its last return; a smaller organization may file the 990-N. Its accounting year ends in December, so each return is due on the 15th day of the 5th month after that.

Tax yearYear endedDueIRS public records
2025December 31, 2025May 15, 2026990 on file
2024December 31, 2024May 15, 2025990 on file
2023December 31, 2023May 15, 2024990 on file

IRS record

EIN
83-2515263
Tax-exempt status
501(c)(3): Charitable, religious, educational or scientific organization
Foundation status
Publicly supported organization (170(b)(1)(A)(vi))
Donations deductible (Pub 78)
Public charity, 50% deduction limit
Exempt since
2020
Accounting year ends
December
Files
Form 990 or 990-EZ
Assets (IRS master file)
$14,919,443
Income (IRS master file)
$5,557,079

Filing history

FormYear endedRevenueExpensesAssetsReturn
990December 2025$5,557,079$1,981,918$14,919,443XML
990December 2024$6,035,700$1,539,688$10,867,423XML
990December 2023$6,058,032$1,349,595$7,669,343XML
990December 2022$1,784,950$1,081,345$3,528,196IRS
990December 2021$1,403,481$868,771$754,154IRS
990December 2020–––IRS
990-N for 2019
Officer: BRAD KING
December 31, 2019≤ $50,000 receipts––e-Postcard

990-N: the IRS publishes only the latest e-Postcard per organization; earlier years appear here as 990.tax collects the monthly files. 990, 990-EZ, 990-PF, 990-T: every e-filed return in the IRS e-file index since 2019; XML for the latest three processing years, amounts from the IRS Statistics of Income extracts before that. PDF copies and determination letters at the IRS.

Questions about MARINE SCIENCE FOUNDATION

What is the EIN of MARINE SCIENCE FOUNDATION?
The employer identification number (EIN) of MARINE SCIENCE FOUNDATION is 83-2515263.
Is MARINE SCIENCE FOUNDATION tax-exempt?
Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 2020.
Are donations to MARINE SCIENCE FOUNDATION tax-deductible?
Yes. It is listed in IRS Publication 78 (Public charity, 50% deduction limit).
Which annual return does MARINE SCIENCE FOUNDATION file?
Form 990 or 990-EZ. Based on its last return; a smaller organization may file the 990-N.
When is the next return of MARINE SCIENCE FOUNDATION due?
The return for tax year 2026 (the year ending December 31, 2026) is due May 17, 2027. Form 8868 extends it by six months; the 990-N cannot be extended.
When did MARINE SCIENCE FOUNDATION last file with the IRS?
The latest return in the IRS public files is the 990 for the year ended December 2025.
Who is the principal officer of MARINE SCIENCE FOUNDATION?
The 990 for the year ended December 31, 2025 names BRADLY KING.
Who are the officers and directors of MARINE SCIENCE FOUNDATION?
The 990 for the year ended December 31, 2025 lists 5 people; 5 received compensation from the organization, the highest $226,007 (WILL FRISHE, H.C. EMPLOYE).
How much revenue does MARINE SCIENCE FOUNDATION have?
On its 990 for the year ended December 31, 2025 it reported revenue of $5,557,079, expenses of $1,981,918 and total assets of $14,919,443 at year end.

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