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Nonprofit · EIN 83-2387959

DIPLO US

Tax-exempt · WASHINGTON, DC 20005

Financials

$109K$123K2023$72K$122K2024$103K$115K2025
Revenue Expenses · by fiscal year end
Financials of DIPLO US by year, from its e-filed returns
Year endedFormRevenueExpensesNet incomeTotal assetsLiabilitiesNet assets
December 31, 2025990-EZ$102,765$115,229-$12,464$18,047$0$18,047
December 31, 2024990-EZ$71,537$121,934-$50,397$51,270$0$51,270
December 31, 2023990-EZ$109,326$122,959-$13,633$142,727$310$142,417
Financial details: 990-EZ for the year ended December 31, 2025

Revenue

Contributions, gifts and grants
$102,765

Expenses

Compensation of officers, directors and key employees
$82,099
Salaries, compensation and benefits (total)
$82,099
Professional fees and payments to contractors
$10,342
Occupancy
$6,384
Printing, publications and postage
$172
Other expenses
$16,232
Program services (functional)
$80,660

Balance sheet and other

Total assets, start of year
$30,511
Total assets, end of year
$18,047
Total liabilities, end of year
$0
Net assets, end of year
$18,047
Cash, savings and investments
$18,047
Gross receipts
$102,765

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-EZ for the year ended December 31, 2025, highest compensation first.

NameTitleHours / weekCompensation
PAVLINA ITTELSONEXECUTIVE DIRECTOR40$82,099
ANNE RACHEL INNEPRESIDENT2$0
DUSTIN LOUPTREASURER1$0
VLADIMIR RADUNOVICSECRETARY2$0
TEREZA HOREJSOVAVICE PRESIDENT2$0
MARTIN RAUCHBAUERBOARD OF DIRECTORS MEMBER2$0
990-EZ for the year ended December 31, 2024: 6 people
NameTitleHours / weekCompensation
PAVLINA ITTELSONEXECUTIVE DIRECTOR40$85,519
ANNE RACHEL INNEPRESIDENT2$0
DUSTIN LOUPTREASURER1$0
VLADIMIR RADUNOVICSECRETARY2$0
TEREZA HOREJSOVAVICE PRESIDENT2$0
MARTIN RAUCHBAUERBOARD OF DIRECTORS MEMBER2$0
990-EZ for the year ended December 31, 2023: 6 people
NameTitleHours / weekCompensation
PAVLINA ITTELSONEXECUTIVE DIRECTOR40$82,099
ANNE RACHEL INNEPRESIDENT2$0
DUSTIN LOUPTREASURER1$0
VLADIMIR RADUNOVICSECRETARY2$0
TEREZA HOREJSOVAVICE PRESIDENT2$0
MARTIN RAUCHBAUERBOARD OF DIRECTORS MEMBER2$0

Address and contacts

Address (IRS master file)
1100 15TH ST NW STE 4, WASHINGTON, DC 20005-1784
In care of
% PAVLINA ITTELSON
Mailing address (990-N for 2018)
740 15TH ST NW, WASHINGTON DC 20005
Principal officer (990-N for 2018)
TEREZA HOREJSOVA, 123 E RAYMOND AVE, ALEXANDRIA VA 22301
Signed the 990-EZ
PAVLINA ITTELSON, EXECUTIVE DIRECTOR
Phone
(202) 834-4946
Return prepared by
Sidney Hooper and Associates

Mission

Improve global governance

990-EZ for the year ended December 31, 2025

Program accomplishments

  • Provided customized capacity building in cybersecurity diplomacy to various organizations.
    Expenses $24,198
  • Designed, created, and ran online courses on digital policy and diplomacy, science diplomacy and tech diplomacy customized to introduce digital diplomacy concepts.
    Expenses $32,264
  • Provided ongoing assistance to civil society actors to efficiently participate in global and regional digital policy and internet governance, including targeted outreach, research.
    Expenses $24,198

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-EZ on file
2024December 31, 2024May 15, 2025990-EZ on file
2023December 31, 2023May 15, 2024990-EZ on file

IRS record

EIN
83-2387959
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
2019
Accounting year ends
December
Files
Form 990 or 990-EZ
Category (NTEE)
Education (B05)
Assets (IRS master file)
$18,047
Income (IRS master file)
$102,765

Filing history

FormYear endedRevenueExpensesAssetsReturn
990-EZDecember 2025$102,765$115,229$18,047XML
990-EZDecember 2024$71,537$121,934$51,270XML
990-EZDecember 2023$109,326$122,959$142,727XML
990-EZDecember 2022–––IRS
990-EZDecember 2021–––IRS
990December 2020–––IRS
990-N for 2018
Officer: TEREZA HOREJSOVA
December 31, 2018≤ $50,000 receipts––e-Postcard

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 83-2387959).

Questions about DIPLO US

What is the EIN of DIPLO US?
The employer identification number (EIN) of DIPLO US is 83-2387959.
Is DIPLO US tax-exempt?
Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 2019.
Are donations to DIPLO US tax-deductible?
Yes. It is listed in IRS Publication 78 (Public charity, 50% deduction limit).
Which annual return does DIPLO US 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 DIPLO US 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 DIPLO US last file with the IRS?
The latest return in the IRS public files is the 990-EZ for the year ended December 2025.
Who is the principal officer of DIPLO US?
The 990-N for 2018 names TEREZA HOREJSOVA.
Who are the officers and directors of DIPLO US?
The 990-EZ for the year ended December 31, 2025 lists 6 people; 1 received compensation from the organization, the highest $82,099 (PAVLINA ITTELSON, EXECUTIVE DIRECTOR).
How much revenue does DIPLO US have?
On its 990-EZ for the year ended December 31, 2025 it reported revenue of $102,765, expenses of $115,229 and total assets of $18,047 at year end.

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