Data update history
January 1, 2024
Posted financials
Added Form 990 for fiscal year 2022
December 26, 2023
Posted financials
Added Form 990 for fiscal year 2021
June 30, 2023
Posted financials
Added Form 990 for fiscal year 2020
June 18, 2023
Updated personnel
Identified 1 new personnel
June 1, 2023
Updated personnel
Identified 2 new personnel
Nonprofit Types
Grantmaking organizationsResearch centersCharities
Issues
Science and technology
Characteristics
Conducts researchTax deductible donationsNo full-time employees
General information
- Address
- 701 Pennsylvania Ave NW 900
- Washington, DC 20004
- Metro area
- Washington-Arlington-Alexandria, DC-VA-MD-WV
- County
- District of Columbia, DC
- Website URL
- clarkefoundation.org/Â
- Phone
- (703) 608-7499
IRS details
- EIN
- 52-1341027
- Fiscal year end
- December
- Taxreturn type
- Form 990
- Year formed
- 1983
- Eligible to receive tax-deductible contributions (Pub 78)
- Yes
Categorization
- NTEE code, primary
- U00: Science and Technology Research: General
- NAICS code, primary
- 813211: Grantmaking Foundations
- Parent/child status
- Independent
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