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Nonprofit · EIN 86-6515768

GEORGE AND LOUISE J HAUSER CHARITABLE TR

Also known as GWENDOLINE THORNBLADE TTEE

Tax-exempt · WILMINGTON, DE 19809

Financials

$33K$432K2023$431K$439K2024$577K$494K2025
Revenue Expenses · by fiscal year end
Financials of GEORGE AND LOUISE J HAUSER CHARITABLE TR by year, from its e-filed returns
Year endedFormRevenueExpensesNet incomeTotal assetsLiabilitiesNet assets
December 31, 2025990-PF$576,644$494,210$82,434$8,525,593$0$8,525,593
December 31, 2024990-PF$431,192$439,340-$8,148$8,443,159$0$8,443,159
December 31, 2023990-PF$33,117$432,126-$399,009$8,451,307$0$8,451,307
Financial details: 990-PF for the year ended December 31, 2025

Revenue

Contributions, gifts and grants
$0
Dividends
$225,973
Interest
$781
Net gain from sales of assets
$349,855
Other income
$35

Expenses

Grants and similar amounts paid
$393,000
Compensation of officers, directors and key employees
$3,000
Disbursements for charitable purposes
$417,528
Excise tax on investment income
$7,256

Balance sheet and other

Total assets, start of year
$8,443,159
Total assets, end of year
$8,525,593
Total liabilities, end of year
$0
Net assets, end of year
$8,525,593
Fair market value of assets
$10,239,435
Qualifying distributions
$417,528
Net investment income
$590,138

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

NameTitleHours / weekCompensation
Dr Willem J A M Overmeer
Foundation Source 501 Silverside Rd, Wilmington, DE 198091377
Trustee4$3,000
Willem Andreas Overmeer
Foundation Source 501 Silverside Rd, Wilmington, DE 198091377
Trustee1$0
Marion Pollock
Foundation Source 501 Silverside Rd, Wilmington, DE 198091377
Trustee1$0
Sara Pollock DeMedeiros
Foundation Source 501 Silverside Rd, Wilmington, DE 198091377
Trustee1$0
990-PF for the year ended December 31, 2024: 5 people
NameTitleHours / weekCompensation
Dr Willem J A M Overmeer
Foundation Source 501 Silverside Rd, Wilmington, DE 198091377
Trustee4$4,690
Willem Andreas Overmeer
Foundation Source 501 Silverside Rd, Wilmington, DE 198091377
Trustee1$0
Marion Pollock
Foundation Source 501 Silverside Rd, Wilmington, DE 198091377
Trustee1$0
Sara Pollock DeMedeiros
Foundation Source 501 Silverside Rd, Wilmington, DE 198091377
Trustee1$0
Gwendoline Thornblade
Foundation Source 501 Silverside Rd, Wilmington, DE 198091377
Trustee1$0
990-PF for the year ended December 31, 2023: 5 people
NameTitleHours / weekCompensation
Willem Andreas Overmeer
23 TEMPLE STREET 8, BOSTON, MA 02114
Trustee1$0
Dr Willem J A M Overmeer
23 TEMPLE STREET 8, BOSTON, MA 02114
Trustee4$0
Marion Pollock
23 TEMPLE STREET 8, BOSTON, MA 02114
Trustee1$0
Sara Pollock DeMedeiros
23 TEMPLE STREET 8, BOSTON, MA 02114
Trustee1$0
Gwendoline Thornblade
23 TEMPLE STREET 8, BOSTON, MA 02114
Trustee1$0

Address and contacts

Address (IRS master file)
FOUNDATION SOURCE 501 SILVERSIDE RD, WILMINGTON, DE 19809-0000
In care of
% FOUNDATION SOURCE
Signed the 990-PF
Dr Willem JAM Overmeer, Trustee
Phone
(800) 839-1754
Return prepared by
Foundation Source

What it must file and when

IRS records say it files Form 990-PF. Private foundations file every year. 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-PF on file
2024December 31, 2024May 15, 2025990-PF on file
2023December 31, 2023May 15, 2024990-PF on file

IRS record

EIN
86-6515768
Tax-exempt status
501(c)(3): Charitable, religious, educational or scientific organization
Foundation status
Private non-operating foundation
Donations deductible (Pub 78)
Private foundation, 30% limit
Exempt since
2023
Accounting year ends
December
Files
Form 990-PF
Assets (IRS master file)
$8,525,593
Income (IRS master file)
$5,568,783

Filing history

FormYear endedRevenueExpensesAssetsReturn
990-PFDecember 2025$576,644$494,210$8,525,593IRS
990-PFDecember 2024$431,192$439,340$8,443,159IRS
990-PFDecember 2023$33,117$432,126$8,451,307XML
990-PFDecember 2022–––IRS
990-PFDecember 2021–––IRS
990-PFDecember 2020–––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 86-6515768).

Questions about GEORGE AND LOUISE J HAUSER CHARITABLE TR

What is the EIN of GEORGE AND LOUISE J HAUSER CHARITABLE TR?
The employer identification number (EIN) of GEORGE AND LOUISE J HAUSER CHARITABLE TR is 86-6515768.
Is GEORGE AND LOUISE J HAUSER CHARITABLE TR tax-exempt?
Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 2023.
Are donations to GEORGE AND LOUISE J HAUSER CHARITABLE TR tax-deductible?
Yes. It is listed in IRS Publication 78 (Private foundation, 30% limit).
Which annual return does GEORGE AND LOUISE J HAUSER CHARITABLE TR file?
Form 990-PF. Private foundations file every year.
When is the next return of GEORGE AND LOUISE J HAUSER CHARITABLE TR 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 GEORGE AND LOUISE J HAUSER CHARITABLE TR last file with the IRS?
The latest return in the IRS public files is the 990-PF for the year ended December 2025.
Who are the officers and directors of GEORGE AND LOUISE J HAUSER CHARITABLE TR?
The 990-PF for the year ended December 31, 2025 lists 4 people; 1 received compensation from the organization, the highest $3,000 (Dr Willem J A M Overmeer, Trustee).
How much revenue does GEORGE AND LOUISE J HAUSER CHARITABLE TR have?
On its 990-PF for the year ended December 31, 2025 it reported revenue of $576,644, expenses of $494,210 and total assets of $8,525,593 at year end.

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