Data update history
November 25, 2023
Posted financials
Added Form 990EZ for fiscal year 2021
June 27, 2023
Posted financials
Added Form 990EZ for fiscal year 2020
June 16, 2023
Posted financials
Added Form 990EZ for fiscal year 2022
June 10, 2023
Used new vendors
Identified 1 new vendor, including
Nonprofit Types
Social advocacy organizationsEnvironmental organizationsCharities
Issues
EducationEnvironment
Characteristics
Partially liquidatedTax deductible donationsNo full-time employeesAccepts online donations
General information
- Address
- 1031 3rd St Suite 133
- Denver, CO 80205
- Metro area
- Denver-Aurora-Lakewood, CO
- County
- Denver County, CO
- Website URL
- sdsg.org/
- Phone
- (914) 450-8020
IRS details
- EIN
- 26-1176011
- Fiscal year end
- December
- Taxreturn type
- Form 990-EZ
- Year formed
- 2007
- Eligible to receive tax-deductible contributions (Pub 78)
- Yes
Categorization
- NTEE code, primary
- C60: Environmental Education
- NAICS code, primary
- 813319: Social Advocacy Organizations
- Parent/child status
- Independent
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