Nonprofit · EIN 26-2934953
AVANTOR SCIENCES FOUNDATION
Tax-exempt · RADNOR, PA 19087
Financials
| Year ended | Form | Revenue | Expenses | Net income | Total assets | Liabilities | Net assets |
|---|---|---|---|---|---|---|---|
| December 31, 2025 | 990-PF | $411,589 | $768,227 | -$356,638 | $710,877 | $0 | $710,877 |
| December 31, 2024 | 990-PF | $846,629 | $1,587,535 | -$740,906 | $1,077,287 | $0 | $1,077,287 |
| December 31, 2023 | 990-PF | $940,083 | $1,207,367 | -$267,284 | $1,910,637 | $0 | $1,910,637 |
Financial details: 990-PF for the year ended December 31, 2025
Revenue
- Contributions, gifts and grants
- $375,000
- Dividends
- $28,824
- Interest
- $10
- Net gain from sales of assets
- $7,755
Expenses
- Grants and similar amounts paid
- $520,055
- Compensation of officers, directors and key employees
- $0
- Disbursements for charitable purposes
- $736,977
- Excise tax on investment income
- $74
Balance sheet and other
- Total assets, start of year
- $1,077,287
- Total assets, end of year
- $710,877
- Total liabilities, end of year
- $0
- Net assets, end of year
- $710,877
- Fair market value of assets
- $710,877
- Qualifying distributions
- $736,977
- Net investment income
- $36,589
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.
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| EILIDH ROBERTSON 100 MATSONFORD RD BLDG 1 STE 200, RADNOR, PA 190878669 | PRESIDENT | 1 | $0 |
| VALERIE COLLADO 100 MATSONFORD RD BLDG 1 STE 200, RADNOR, PA 190878669 | PRESIDENT | 4 | $0 |
| TOLA OLORUNNISOLA 100 MATSONFORD RD BLDG 1 STE 200, RADNOR, PA 190878669 | TREASURER | 1 | $0 |
| ALLIE HOSAK 100 MATSONFORD RD BLDG 1 STE 200, RADNOR, PA 190878669 | DIRECTOR | 1 | $0 |
| PHIL DE WINNE 100 MATSONFORD RD BLDG 1 STE 200, RADNOR, PA 190878669 | DIRECTOR | 1 | $0 |
| PAUL SERRIN 100 MATSONFORD RD BLDG 1 STE 200, RADNOR, PA 190878669 | DIRECTOR | 1 | $0 |
| NATALIA VITALE 100 MATSONFORD RD BLDG 1 STE 200, RADNOR, PA 190878669 | DIRECTOR | 1 | $0 |
| SUKWON DONG 100 MATSONFORD RD BLDG 1 STE 200, RADNOR, PA 190878669 | DIRECTOR (UNTIL 12/25) | 1 | $0 |
990-PF for the year ended December 31, 2024: 10 people
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| EILIDH ROBERTSON 100 MATSONFORD RD BLDG 1 STE 200, RADNOR, PA 190878669 | PRESIDENT | 1 | $0 |
| VALERIE COLLADO 100 MATSONFORD RD BLDG 1 STE 200, RADNOR, PA 190878669 | PRESIDENT | 4 | $0 |
| TOLA OLORUNNISOLA 100 MATSONFORD RD BLDG 1 STE 200, RADNOR, PA 190878669 | TREASURER | 1 | $0 |
| NOEL FRANCE 100 MATSONFORD RD BLDG 1 STE 200, RADNOR, PA 190878669 | SECRETARY | 1 | $0 |
| ALLIE HOSAK 100 MATSONFORD RD BLDG 1 STE 200, RADNOR, PA 190878669 | DIRECTOR | 1 | $0 |
| SUKWON DONG 100 MATSONFORD RD BLDG 1 STE 200, RADNOR, PA 190878669 | DIRECTOR | 1 | $0 |
| PHIL DE WINNE 100 MATSONFORD RD BLDG 1 STE 200, RADNOR, PA 190878669 | DIRECTOR | 1 | $0 |
| PAUL SERRIN 100 MATSONFORD RD BLDG 1 STE 200, RADNOR, PA 190878669 | DIRECTOR | 1 | $0 |
| NATALIA VITALE 100 MATSONFORD RD BLDG 1 STE 200, RADNOR, PA 190878669 | DIRECTOR | 1 | $0 |
| STEPHANE MOERMAN 100 MATSONFORD RD BLDG 1 STE 200, RADNOR, PA 190878669 | DIRECTOR | 1 | $0 |
990-PF for the year ended December 31, 2023: 8 people
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| VALERIE COLLADO 100 MATSONFORD RD BLDG 1 STE 200, RADNOR, PA 190878669 | PRESIDENT | 4 | $0 |
| CHRISTOPHE COUTURIER 100 MATSONFORD RD BLDG 1 STE 200, RADNOR, PA 190878669 | TREASURER | 1 | $0 |
| NOEL FRANCE 100 MATSONFORD RD BLDG 1 STE 200, RADNOR, PA 190878669 | SECRETARY | 1 | $0 |
| STEPHANE MOERMAN 100 MATSONFORD RD BLDG 1 STE 200, RADNOR, PA 190878669 | DIRECTOR | 1 | $0 |
| TOLA OLORUNNISOLA 100 MATSONFORD RD BLDG 1 STE 200, RADNOR, PA 190878669 | DIRECTOR | 1 | $0 |
| NARAYANA RAO 100 MATSONFORD RD BLDG 1 STE 200, RADNOR, PA 190878669 | DIRECTOR | 1 | $0 |
| EILIDH ROBERTSON 100 MATSONFORD RD BLDG 1 STE 200, RADNOR, PA 190878669 | DIRECTOR | 1 | $0 |
| MARK THORNTON 100 MATSONFORD RD BLDG 1 STE 200, RADNOR, PA 190878669 | DIRECTOR | 1 | $0 |
Address and contacts
- Address (IRS master file)
- 100 W MATSONFORD RD STE 1 STE 200, RADNOR, PA 19087-4565
- In care of
- % AVANTOR INC
- Signed the 990-PF
- VALERIE COLLADO, PRESIDENT
- Phone
- (610) 386-1700
- Return prepared by
- BAKER TILLY ADVISORY GROUP LP
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 year | Year ended | Due | IRS public records |
|---|---|---|---|
| 2025 | December 31, 2025 | May 15, 2026 | 990-PF on file |
| 2024 | December 31, 2024 | May 15, 2025 | 990-PF on file |
| 2023 | December 31, 2023 | May 15, 2024 | 990-PF on file |
IRS record
- EIN
- 26-2934953
- 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
- 2008
- Accounting year ends
- December
- Files
- Form 990-PF
- Category (NTEE)
- Philanthropy, voluntarism and grantmaking foundations (T20)
- Assets (IRS master file)
- $710,877
- Income (IRS master file)
- $411,589
Filing history
| Form | Year ended | Revenue | Expenses | Assets | Return |
|---|---|---|---|---|---|
| 990-PF | December 2025 | $411,589 | $768,227 | $710,877 | XML |
| 990-PF | December 2024 | $846,629 | $1,587,535 | $1,077,287 | XML |
| 990-PF | December 2023 | $940,083 | $1,207,367 | $1,910,637 | XML |
| 990-PF | December 2022 | – | – | – | IRS |
| 990-PF | December 2021 | – | – | – | IRS |
| 990-PF | December 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 26-2934953).
Questions about AVANTOR SCIENCES FOUNDATION
- What is the EIN of AVANTOR SCIENCES FOUNDATION?
- The employer identification number (EIN) of AVANTOR SCIENCES FOUNDATION is 26-2934953.
- Is AVANTOR SCIENCES FOUNDATION tax-exempt?
- Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 2008.
- Are donations to AVANTOR SCIENCES FOUNDATION tax-deductible?
- Yes. It is listed in IRS Publication 78 (Private foundation, 30% limit).
- Which annual return does AVANTOR SCIENCES FOUNDATION file?
- Form 990-PF. Private foundations file every year.
- When is the next return of AVANTOR SCIENCES 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 AVANTOR SCIENCES FOUNDATION 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 AVANTOR SCIENCES FOUNDATION?
- The 990-PF for the year ended December 31, 2025 lists 8 people; 0 received compensation from the organization.
- How much revenue does AVANTOR SCIENCES FOUNDATION have?
- On its 990-PF for the year ended December 31, 2025 it reported revenue of $411,589, expenses of $768,227 and total assets of $710,877 at year end.
Other nonprofits in RADNOR
- LEO AND PEGGY PIERCE FAMILY FOUNDATION INC EIN 46-4678057 · last filed 990-PF for 2024
- THE@JOSEPHINE AND EVELYN S SMITH FOUNDATION EIN 38-7137897 · last filed 990-PF for 2025
- BERSTEIN FAMILY FOUNDATION EIN 38-7217316 · last filed 990-PF for 2024
- JEFFREY AND DANA BERSTEIN FAMILY FOUNDATION EIN 92-3916115 · last filed 990-PF for 2024
- AUSTELLE FOUNDATION EIN 61-6370454 · last filed 990-PF for 2025
- CHARLES AND BARBARA CLOSE FOUNDATION EIN 27-3017122 · last filed 990-PF for 2025
- QUAIL ROOST FOUNDATION EIN 76-0754268 · last filed 990-PF for 2025
- ROBERT E LAMB FOUNDATION EIN 81-0606210 · last filed 990-PF for 2025
All nonprofits in RADNOR · Pennsylvania · Philanthropy, voluntarism and grantmaking foundations