Data update history
April 1, 2023
Posted financials
Added Form 990N for fiscal year 2022
August 23, 2021
Posted financials
Added Form 990 for fiscal year 2019
May 1, 2021
Posted financials
Added Form 990 for fiscal year 2018
October 2, 2020
Posted financials
Added Form 990 for fiscal year 2017
June 24, 2020
Used new vendors
Identified 2 new vendors, including , and
Nonprofit Types
SchoolsResearch centers
Issues
Science and technologyEducation
Characteristics
Conducts researchLobbyingPartially liquidatedReceives government fundingNo full-time employees
General information
- Address
- 1400 Crystal Dr 10th Floor
- Arlington, VA 22202
- Metro area
- Washington-Arlington-Alexandria, DC-VA-MD-WV
- County
- Arlington County, VA
- Website URL
- sedl.org/
- Phone
- (512) 476-6861
- Facebook page
- sedl.org
- Twitter profile
- @sedltweets
IRS details
- EIN
- 74-1545911
- Fiscal year end
- December
- Taxreturn type
- Form 990-EZ
- Year formed
- 1966
- Eligible to receive tax-deductible contributions (Pub 78)
- No
Categorization
- NTEE code, primary
- B00: Education: General
- NAICS code, primary
- 5417: Scientific Research and Development Services
- Parent/child status
- Independent
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