Data update history
July 12, 2024
Received grants
Identified 4 new grant, including a grant for $40,000 from In-Q-Tel January 9, 2024
Posted financials
Added Form 990 for fiscal year 2022
January 9, 2024
Updated personnel
Identified 3 new personnel
December 26, 2023
Received grants
Identified 1 new grant, including a grant for $25,000 from The Starr Foundation November 25, 2023
Posted financials
Added Form 990 for fiscal year 2021
Nonprofit Types
Professional associationsBusiness and community development organizationsArts, culture, and humanities nonprofitsCharities
Issues
Arts, cultural, and humanitiesHistoryBusiness and industry
Characteristics
LobbyingFundraising eventsTax deductible donationsAccepts online donations
General information
- Address
- 7600 Leesburg Pike Suite 470e
- Falls Church, VA 22043
- Metro area
- Washington-Arlington-Alexandria, DC-VA-MD-WV
- County
- Fairfax County, VA
- Website URL
- osssociety.org/Â
- Phone
- (703) 356-6667
IRS details
- EIN
- 55-0810619
- Fiscal year end
- December
- Taxreturn type
- Form 990
- Year formed
- 2002
- Eligible to receive tax-deductible contributions (Pub 78)
- Yes
Categorization
- NTEE code, primary
- A80: Historical Societies, Historical Preservation
- NAICS code, primary
- 813920: Professional Associations
- Parent/child status
- Independent
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