Data update history
October 12, 2024
Updated personnel
Identified 10 new personnel
July 18, 2024
Updated personnel
Identified 1 new personnel
July 11, 2024
Posted financials
Added Form 990 for fiscal year 2023
July 5, 2023
Posted financials
Added Form 990 for fiscal year 2022
Nonprofit Types
Employment organizationsSchoolsAdult education providersCharities
Issues
Education
Characteristics
MembershipsCommunity engagement / volunteeringTax deductible donationsAccepts online donations
General information
- Address
- 4400 Massachusetts Ave NW
- Washington, DC 20016
- Metro area
- Washington-Arlington-Alexandria, DC-VA-MD-WV
- County
- District of Columbia, DC
- Website URL
- olli-dc.org/Â
- Phone
- (202) 895-4860
IRS details
- EIN
- 52-1636891
- Fiscal year end
- June
- Taxreturn type
- Form 990
- Year formed
- 1982
- Eligible to receive tax-deductible contributions (Pub 78)
- Yes
Categorization
- NTEE code, primary
- B60: Adult, Continuing Education
- NAICS code, primary
- 611430: Professional and Management Development Training
- Parent/child status
- Independent
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