Nonprofit · EIN 83-3981914
CO2 FOUNDATION
Tax-exempt · SEATTLE, WA 98107
Financials
| Year ended | Form | Revenue | Expenses | Net income | Total assets | Liabilities | Net assets |
|---|---|---|---|---|---|---|---|
| December 31, 2025 | 990-PF | $715,786 | $2,521,427 | -$1,805,641 | $5,718,718 | $125,529 | $5,593,189 |
| December 31, 2024 | 990-PF | $5,960,759 | $1,100,997 | $4,859,762 | $8,299,815 | $56,758 | $8,243,057 |
| December 31, 2023 | 990-PF | $38,944 | $602,817 | -$563,873 | $1,960,134 | $135,421 | $1,824,713 |
Financial details: 990-PF for the year ended December 31, 2025
Revenue
- Contributions, gifts and grants
- $50
- Dividends
- $82,370
- Net gain from sales of assets
- $633,366
Expenses
- Grants and similar amounts paid
- $2,319,770
- Compensation of officers, directors and key employees
- $116,016
- Salaries, compensation and benefits (total)
- $2,636
- Disbursements for charitable purposes
- $2,427,302
- Excise tax on investment income
- $44,738
Balance sheet and other
- Total assets, start of year
- $8,299,815
- Total assets, end of year
- $5,718,718
- Total liabilities, end of year
- $125,529
- Net assets, end of year
- $5,593,189
- Fair market value of assets
- $5,718,718
- Qualifying distributions
- $2,427,302
- Net investment income
- $3,223,138
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.
| Name | Title | Hours / week | Compensation | Other / benefits |
|---|---|---|---|---|
| KAREN WOLFGANG 2442 NW MARKET ST 971, SEATTLE, WA 98107 | EXECUTIVE DIRECTOR | 40 | $116,016 | $12,903 |
| WILLIAM CALVIN 2442 NW MARKET ST 971, SEATTLE, WA 98107 | PRESIDENT | 2 | $0 | $0 |
| KATHERINE GRAUBARD 2442 NW MARKET ST 971, SEATTLE, WA 98107 | VICE PRESIDENT | 10 | $0 | $0 |
| STEPHANIE MORET 2442 NW MARKET ST 971, SEATTLE, WA 98107 | TREASURER | 10 | $0 | $0 |
990-PF for the year ended December 31, 2024: 4 people
| Name | Title | Hours / week | Compensation | Other / benefits |
|---|---|---|---|---|
| KAREN WOLFGANG 2442 NW MARKET ST 971, SEATTLE, WA 98107 | EXECUTIVE DIRECTOR | 40 | $113,417 | $11,863 |
| WILLIAM CALVIN 2442 NW MARKET ST 971, SEATTLE, WA 98107 | PRESIDENT | 2 | $0 | $0 |
| KATHERINE GRAUBARD 2442 NW MARKET ST 971, SEATTLE, WA 98107 | VICE PRESIDENT | 10 | $0 | $0 |
| STEPHANIE MORET 2442 NW MARKET ST 971, SEATTLE, WA 98107 | TRUSTEE | 10 | $0 | $0 |
990-PF for the year ended December 31, 2023: 3 people
| Name | Title | Hours / week | Compensation | Other / benefits |
|---|---|---|---|---|
| KAREN WOLFGANG 1122 EAST PIKE STREET 547, SEATTLE, WA 98122 | EXECUTIVE DIRECTOR | 40 | $109,900 | $10,768 |
| WILLIAM CALVIN 1122 EAST PIKE STREET 547, SEATTLE, WA 98122 | PRESIDENT | 5 | $0 | $0 |
| KATHERINE GRAUBARD 1122 EAST PIKE STREET 547, SEATTLE, WA 98122 | VICE PRESIDENT | 15 | $0 | $0 |
Address and contacts
- Address (IRS master file)
- 2442 NW MARKET ST 971, SEATTLE, WA 98107-4137
- In care of
- % WILLIAM CALVIN
- Signed the 990-PF
- STEPHANIE MORET, TRUSTEE, TREASURER
- Phone
- (601) 342-0234
- Website
- WWW.CO2FOUNDATION.ORG
- Return prepared by
- CLARK NUBER PS
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
- 83-3981914
- 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
- 2021
- Accounting year ends
- December
- Files
- Form 990-PF
- Category (NTEE)
- Environment (C12)
- Assets (IRS master file)
- $5,718,718
- Income (IRS master file)
- $3,289,332
Filing history
| Form | Year ended | Revenue | Expenses | Assets | Return |
|---|---|---|---|---|---|
| 990-PF | December 2025 | $715,786 | $2,521,427 | $5,718,718 | XML |
| 990-PF | December 2024 | $5,960,759 | $1,100,997 | $8,299,815 | IRS |
| 990-PF | December 2023 | $38,944 | $602,817 | $1,960,134 | 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 83-3981914).
Questions about CO2 FOUNDATION
- What is the EIN of CO2 FOUNDATION?
- The employer identification number (EIN) of CO2 FOUNDATION is 83-3981914.
- Is CO2 FOUNDATION tax-exempt?
- Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 2021.
- Are donations to CO2 FOUNDATION tax-deductible?
- Yes. It is listed in IRS Publication 78 (Private foundation, 30% limit).
- Which annual return does CO2 FOUNDATION file?
- Form 990-PF. Private foundations file every year.
- When is the next return of CO2 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 CO2 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 CO2 FOUNDATION?
- The 990-PF for the year ended December 31, 2025 lists 4 people; 1 received compensation from the organization, the highest $116,016 (KAREN WOLFGANG, EXECUTIVE DIRECTOR).
- How much revenue does CO2 FOUNDATION have?
- On its 990-PF for the year ended December 31, 2025 it reported revenue of $715,786, expenses of $2,521,427 and total assets of $5,718,718 at year end.
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