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Nonprofit · EIN 71-0913500

OSA FOUNDATION INC

Tax-exempt · WASHINGTON, DC 20036

Financials

$8.7M$3.1M2023$6M$3.4M2024$2.6M$1.6M2025
Revenue Expenses · by fiscal year end
Financials of OSA FOUNDATION INC by year, from its e-filed returns
Year endedFormRevenueExpensesNet incomeTotal assetsLiabilitiesNet assets
December 31, 2025990$2,596,561$1,634,220$962,341$44,195,694$0$44,195,694
December 31, 2024990$6,013,285$3,366,261$2,647,024$38,521,152$480,057$38,041,095
December 31, 2023990$8,678,480$3,084,864$5,593,616$39,030,109$91,176$38,938,933
Financial details: 990 for the year ended December 31, 2025

Revenue

Contributions, gifts and grants
$881,540
Program service revenue
$74,747
Investment income
$1,640,274
Net gain from sales of assets
$399,701
Other revenue
$0

Expenses

Grants and similar amounts paid
$1,228,737
Compensation of officers, directors and key employees
$0
Salaries, compensation and benefits (total)
$0
Professional fundraising fees
$0
Travel
$18,061
Program services (functional)
$1,456,865
Management and general (functional)
$177,355

Balance sheet and other

Total assets, start of year
$38,521,152
Total assets, end of year
$44,195,694
Total liabilities, end of year
$0
Net assets, end of year
$44,195,694
Publicly traded securities
$43,460,971
Net assets without donor restrictions
$30,765,504
Net assets with donor restrictions
$13,430,190
Gross receipts
$7,437,405
Employees
0
Volunteers
125
Year formed
2002
State of legal domicile
DC

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 / weekCompensationFrom related orgsOther / benefits
Elizabeth NolanOptica CEO
Officer
5$0$616,612$41,179
William AbruzzoSenior Director General Counsel
Officer
0$0$228,613$23,006
Magnus BengtssonDIRECTOR
Trustee or director
5$0$0$0
Stephen D FantoneDIRECTOR
Trustee or director
5$0$0$0
Eve GrilichesDIRECTOR
Trustee or director
5$0$0$0
Antigone MarinoDIRECTOR
Trustee or director
5$0$0$0
Rick PlymptonDIRECTOR
Trustee or director
5$0$0$0
Valey KamalovDIRECTOR
Trustee or director
5$0$0$0
Simin CaiDIRECTOR
Trustee or director
5$0$0$0
Michal LipsonDIRECTOR
Trustee or director
5$0$0$0
Eric MazurCHAIR
Trustee or director, Officer
5$0$0$0
George BayZSecretary Treasurer
Trustee or director, Officer
5$0$0$0
990 for the year ended December 31, 2024: 11 people
NameTitleHours / weekCompensationFrom related orgsOther / benefits
Chad StarkEXECUTIVE DIRECTOR - THRU SEPT 2024
Officer
18.75$0$342,497$46,660
Magnus BengtssonDIRECTOR
Trustee or director
5$0$0$0
Stephen D FantoneDIRECTOR
Trustee or director
5$0$0$0
Eve GrilichesDIRECTOR
Trustee or director
5$0$0$0
Antigone MarinoDIRECTOR
Trustee or director
5$0$0$0
Rick PlymptonDIRECTOR
Trustee or director
5$0$0$0
Valey KamalovDIRECTOR
Trustee or director
5$0$0$0
Simin CaiDIRECTOR
Trustee or director
5$0$0$0
Michal LipsonDIRECTOR
Trustee or director
5$0$0$0
Eric MazurCHAIR
Trustee or director, Officer
5$0$0$0
George BayZSecretary Treasurer
Trustee or director, Officer
5$0$0$0
990 for the year ended December 31, 2023: 11 people
NameTitleHours / weekCompensationFrom related orgsOther / benefits
Chad StarkExecutive Director
Officer
18.75$0$173,537$24,530
Magnus BengtssonMember
Trustee or director
5$0$0$0
Stephen D FantoneMember
Trustee or director
5$0$0$0
Eve GrilichesMember
Trustee or director
5$0$0$0
Antigone MarinoMember
Trustee or director
5$0$0$0
Rick PlymptonMember
Trustee or director
5$0$0$0
Valey KamalovMember
Trustee or director
5$0$0$0
Simin CaiMember
Trustee or director
5$0$0$0
Satoshi KawataMember
Trustee or director
5$0$0$0
Eric MazurChair
Officer
5$0$0$0
George BayzSecretary/Treasurer
Officer
5$0$0$0

Address and contacts

Address (IRS master file)
2010 MASSACHUSETTS AVE NW, WASHINGTON, DC 20036-1012
In care of
% ELIZABETH NOLAN
Principal officer (990 for 2025)
ELIZABETH NOLAN, 2010 MASSACHUSETTS AVE NW, Washington, DC 20036
Signed the 990
Sean Bagshaw, COO
Phone
(202) 223-8130

Mission

THE FOUNDATION IS AN AFFILIATE OF OPTICA AND WAS CREATED TO SUPPORT PILANTHROPIC ACTIVITIES THAT FORWARD OPTICAS MISSION.

990 for the year ended December 31, 2025

Program accomplishments

  • SUPPORT THE PHILANTHROPIC WORK OF OPTICA IN PROMOTING THE GENERATION APPLICATION ARCHIVING AND WORLDWIDE DISSEMINATION OF KNOWLEDGE IN OPTICS AND PHOTONICS.
    Expenses $228,128 · revenue $74,747
  • AWARDS GRANTS PRIZES AND SCHOLARSHIPS GIVEN TO THOSE OUTSTANDING IN THE FIELDS OF OPTICS AND PHOTONICS.
    Expenses $1,228,737 · grants $1,228,737

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
71-0913500
Tax-exempt status
501(c)(3): Charitable, religious, educational or scientific organization
Foundation status
Supporting organization, Type I
Donations deductible (Pub 78)
Supporting organization, 50% limit
Exempt since
2002
Accounting year ends
December
Files
Form 990 or 990-EZ
Assets (IRS master file)
$44,195,694
Income (IRS master file)
$7,437,405

Filing history

FormYear endedRevenueExpensesAssetsReturn
990December 2025$2,596,561$1,634,220$44,195,694XML
990December 2024$6,013,285$3,366,261$38,521,152XML
990December 2023$8,678,480$3,084,864$39,030,109XML
990December 2022$6,158,345$3,041,444$32,440,327IRS
990December 2021–––IRS
990December 2020–––IRS
990December 2019–––IRS
990December 2018–––IRS

990-N: the IRS bulk file holds only the latest e-Postcard per organization; earlier years come from archived copies of that file since 2020 and can have gaps (the IRS e-Postcard search lists every one). 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 (search EIN 71-0913500).

Questions about OSA FOUNDATION INC

What is the EIN of OSA FOUNDATION INC?
The employer identification number (EIN) of OSA FOUNDATION INC is 71-0913500.
Is OSA FOUNDATION INC tax-exempt?
Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 2002.
Are donations to OSA FOUNDATION INC tax-deductible?
Yes. It is listed in IRS Publication 78 (Supporting organization, 50% limit).
Which annual return does OSA FOUNDATION INC 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 OSA FOUNDATION INC 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 OSA FOUNDATION INC 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 OSA FOUNDATION INC?
The 990 for the year ended December 31, 2025 names ELIZABETH NOLAN.
Who are the officers and directors of OSA FOUNDATION INC?
The 990 for the year ended December 31, 2025 lists 12 people; 0 received compensation from the organization.
How much revenue does OSA FOUNDATION INC have?
On its 990 for the year ended December 31, 2025 it reported revenue of $2,596,561, expenses of $1,634,220 and total assets of $44,195,694 at year end.

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