Data update history
May 21, 2024
Updated personnel
Identified 6 new personnel
July 8, 2023
Posted financials
Added Form 990 for fiscal year 2022
June 30, 2023
Updated personnel
Identified 2 new personnel
Nonprofit Types
Arts, culture, and humanities nonprofitsMuseumsCharities
Issues
Arts, cultural, and humanitiesChildren
Characteristics
Fundraising eventsState / local levelReceives government fundingEndowed supportTax deductible donations
General information
- Address
- PO Box 6141
- Santa Rosa, CA 95406
- Metro area
- Santa Rosa-Petaluma, CA
- County
- Sonoma County, CA
- Website URL
- cmosc.org/
- Phone
- (707) 546-4069
- Facebook page
- cmosc.org
- Twitter profile
- @cmosc
IRS details
- EIN
- 20-3496878
- Fiscal year end
- June
- Taxreturn type
- Form 990
- Year formed
- 2005
- Eligible to receive tax-deductible contributions (Pub 78)
- Yes
Categorization
- NTEE code, primary
- A52: Childrens Museums
- NAICS code, primary
- 7121: Museums, Historical Sites, and Similar Institutions
- Parent/child status
- Independent
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