Nonprofit · EIN 47-1941171
CLIMATE SCIENCE LEGAL DEFENSE FUND
Tax-exempt · NEW YORK, NY 10115
Financials
| Year ended | Form | Revenue | Expenses | Net income | Total assets | Liabilities | Net assets |
|---|---|---|---|---|---|---|---|
| December 31, 2024 | 990 | $465,503 | $414,719 | $50,784 | $1,297,929 | $27,207 | $1,270,722 |
| December 31, 2023 | 990 | $525,799 | $367,011 | $158,788 | $1,243,468 | $23,530 | $1,219,938 |
Financial details: 990 for the year ended December 31, 2024
Revenue
- Contributions, gifts and grants
- $462,821
- Program service revenue
- $0
- Investment income
- $2,334
- Other revenue
- $348
Expenses
- Grants and similar amounts paid
- $0
- Compensation of officers, directors and key employees
- $103,400
- Other salaries and wages
- $74,278
- Salaries, compensation and benefits (total)
- $208,810
- Professional fundraising fees
- $0
- Accounting fees
- $14,200
- Occupancy
- $19,841
- Travel
- $41
- Depreciation
- $362
- Program services (functional)
- $251,979
- Management and general (functional)
- $84,021
- Fundraising (functional)
- $78,719
Balance sheet and other
- Total assets, start of year
- $1,243,468
- Total assets, end of year
- $1,297,929
- Total liabilities, end of year
- $27,207
- Net assets, end of year
- $1,270,722
- Land, buildings and equipment
- $333
- Net assets without donor restrictions
- $1,270,722
- Gross receipts
- $465,503
- Employees
- 0
- Volunteers
- 20
- Year formed
- 2014
- State of legal domicile
- DE
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, 2024, highest compensation first.
| Name | Title | Hours / week | Compensation | Other / benefits |
|---|---|---|---|---|
| LAUREN KURTZ | EXECUTIVE DIRECTOR Officer | 40 | $103,333 | $67 |
| JOSHUA WOLFE | CHAIR OF THE BOARD Trustee or director, Officer | 5 | $0 | $0 |
| SCOTT MANDIA | SECRETARY Trustee or director, Officer | 1 | $0 | $0 |
| CHARLES ZELLER | DIRECTOR Trustee or director, Officer | 2 | $0 | $0 |
| ANDREW FREY | VICE-CHAIR OF THE BOARD Trustee or director, Officer | 2 | $0 | $0 |
| NAOMI ORESKES | DIRECTOR Trustee or director | 1 | $0 | $0 |
| JEFFREY MASTERS | TREASURER Trustee or director | 2 | $0 | $0 |
| MICHAEL OPPENHEIMER | DIRECTOR Trustee or director | 1 | $0 | $0 |
| MICHAEL GERRARD | DIRECTOR Trustee or director | 1 | $0 | $0 |
| KATRINA KUH | DIRECTOR Trustee or director | 1 | $0 | $0 |
| CYMIE PAYNE | DIRECTOR Trustee or director | 1 | $0 | $0 |
| ARADHNA TRIPATI | DIRECTOR Trustee or director | 1 | $0 | $0 |
| PETER FONTAINE | DIRECTOR (FROM DEC 2024) Trustee or director | 1 | $0 | $0 |
990 for the year ended December 31, 2023: 12 people
| Name | Title | Hours / week | Compensation | Other / benefits |
|---|---|---|---|---|
| LAUREN KURTZ | EXECUTIVE DIRECTOR Officer | 40 | $88,000 | $69 |
| JOSHUA WOLFE | PRESIDENT Trustee or director, Officer | 5 | $0 | $0 |
| SCOTT MANDIA | SECRETARY Trustee or director, Officer | 1 | $0 | $0 |
| CHARLES ZELLER | TREASURER Trustee or director, Officer | 2 | $0 | $0 |
| ANDREW FREY | VICE PRESIDENT Trustee or director, Officer | 2 | $0 | $0 |
| NAOMI ORESKES | DIRECTOR Trustee or director | 1 | $0 | $0 |
| JEFFREY MASTERS | DIRECTOR Trustee or director | 2 | $0 | $0 |
| MICHAEL OPPENHEIMER | DIRECTOR Trustee or director | 1 | $0 | $0 |
| MICHAEL GERRARD | DIRECTOR Trustee or director | 1 | $0 | $0 |
| KATRINA KUH | DIRECTOR Trustee or director | 1 | $0 | $0 |
| CYMIE PAYNE | DIRECTOR Trustee or director | 1 | $0 | $0 |
| ARADHNA TRIPATI | DIRECTOR Trustee or director | 1 | $0 | $0 |
Address and contacts
- Address (IRS master file)
- 475 RIVERSIDE DR STE 246, NEW YORK, NY 10115-0011
- Principal officer (990 for 2024)
- LAUREN KURTZ, 475 RIVERSIDE DRIVE 246, NEW YORK, NY 10115
- Signed the 990
- LAUREN KURTZ, EXECUTIVE DIRECTOR
- Phone
- (646) 801-0853
- Website
- WWW.CSLDF.ORG
- Return prepared by
- WEGNER CPAS LLP
Mission
SEE SCHEDULE OTHE CLIMATE SCIENCE LEGAL DEFENSE FUND (CSLDF) PROTECTS THE SCIENTIFIC ENDEAVOR BY PUTTING OUR LEGAL EXPERTISE TO WORK FOR SCIENTISTS WHO ARE THREATENED OR SILENCED FOR DOING THEIR JOBS. OUR EFFORTS AND EDUCATIONAL RESOURCES PRESERVE AND EXPAND SCIENTISTS' RIGHTS AND STRENGTHEN LEGAL PROTECTIONS TO PROMOTE SCIENTIFIC INTEGRITY.
Program accomplishments
- THE CLIMATE SCIENCE LEGAL DEFENSE FUND WORKS TO EDUCATE THE SCIENTIFIC COMMUNITY ABOUT THEIR RIGHTS AND THEIR RESPONSIBILITIES REGARDING LEGAL ISSUES SURROUNDING THEIR WORK, AS WELL AS EDUCATE THE PUBLIC ON LEGAL ISSUES FACING SCIENTISTS. THE CLIMATE SCIENCE LEGAL DEFENSE FUND ALSO SERVES AS A CLEARINGHOUSE FOR INFORMATION RELATED TO LEGAL ACTIONS TAKEN AGAINST SCIENTISTS IN ORDER TO PROVIDE LAWYERS REPRESENTING SCIENTISTS WITH INFORMATION ABOUT PAST CASES AND STRATEGIES. THE CLIMATE SCIENCE LEGAL DEFENSE FUND TAKES AN ACTIVE INTEREST IN LITIGATION INVOLVING SCIENTISTS, INCLUDING HELPING RAISE FUNDS FOR SCIENTISTS' DEFENSE, SERVING AS A RESOURCE IN FINDING PRO BONO REPRESENTATION, FILING COURT PAPERS URGING THE PROTECTION OF SCIENCE AND SCIENTISTS, AND PROVIDING SUPPORT DURING DIFFICULT LITIGATION OR THREATENED LITIGATION.Expenses $251,979
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 year | Year ended | Due | IRS public records |
|---|---|---|---|
| 2025 | December 31, 2025 | May 15, 2026 | Not on file |
| 2024 | December 31, 2024 | May 15, 2025 | 990 on file |
| 2023 | December 31, 2023 | May 15, 2024 | 990 on file |
IRS record
- EIN
- 47-1941171
- 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
- 2015
- Accounting year ends
- December
- Files
- Form 990 or 990-EZ
- Category (NTEE)
- Science and technology (U99)
- Assets (IRS master file)
- $1,297,929
- Income (IRS master file)
- $465,503
Filing history
| Form | Year ended | Revenue | Expenses | Assets | Return |
|---|---|---|---|---|---|
| 990 | December 2024 | $465,503 | $414,719 | $1,297,929 | XML |
| 990 | December 2023 | $525,799 | $367,011 | $1,243,468 | XML |
| 990 | December 2022 | $518,631 | $366,711 | $1,087,317 | IRS |
| 990 | December 2021 | – | – | – | IRS |
| 990 | December 2020 | – | – | – | IRS |
| 990 | December 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 47-1941171).
Questions about CLIMATE SCIENCE LEGAL DEFENSE FUND
- What is the EIN of CLIMATE SCIENCE LEGAL DEFENSE FUND?
- The employer identification number (EIN) of CLIMATE SCIENCE LEGAL DEFENSE FUND is 47-1941171.
- Is CLIMATE SCIENCE LEGAL DEFENSE FUND tax-exempt?
- Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 2015.
- Are donations to CLIMATE SCIENCE LEGAL DEFENSE FUND tax-deductible?
- Yes. It is listed in IRS Publication 78 (Public charity, 50% deduction limit).
- Which annual return does CLIMATE SCIENCE LEGAL DEFENSE FUND 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 CLIMATE SCIENCE LEGAL DEFENSE FUND due?
- The return for tax year 2025 (the year ending December 31, 2025) is due May 15, 2026. Form 8868 extends it by six months; the 990-N cannot be extended.
- When did CLIMATE SCIENCE LEGAL DEFENSE FUND last file with the IRS?
- The latest return in the IRS public files is the 990 for the year ended December 2024.
- Who is the principal officer of CLIMATE SCIENCE LEGAL DEFENSE FUND?
- The 990 for the year ended December 31, 2024 names LAUREN KURTZ.
- Who are the officers and directors of CLIMATE SCIENCE LEGAL DEFENSE FUND?
- The 990 for the year ended December 31, 2024 lists 13 people; 1 received compensation from the organization, the highest $103,333 (LAUREN KURTZ, EXECUTIVE DIRECTOR).
- How much revenue does CLIMATE SCIENCE LEGAL DEFENSE FUND have?
- On its 990 for the year ended December 31, 2024 it reported revenue of $465,503, expenses of $414,719 and total assets of $1,297,929 at year end.
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