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EIN 23-2697348

The MS Grumbacher Foundation

IRS 501(c) type
501(c)(3)
Num. employees
0
City
Sebastopol
State
California
Year formed
1992
Most recent tax filings
2025-08-01
NTEE code, primary
T20: Private Foundations
Description
The MS Grumbacher Foundation is a private foundation that primarily funds support of the nonprofit mission, writegirl, u.s. pointer study, support of expanded services in california, sonoma county resilience fund (covid-19), merecersb. Grantees include Mayors Fund For Los Angeles and others. Made 24 grants last year.
Total revenues
$510,538
2025
Total expenses
$452,433
2025
Total assets
$7,492,052
2025
Num. employees
0
2025

Grants made by The MS Grumbacher Foundation

GranteeGrant descriptionAmount
Big City MountaineersEndowment$73,000
Homeboy IndustriesSupport of the Nonprofit Mission$25,000
Big City MountaineersSupport of Expanded Service in California$15,000
...and 11 more grants made

Financials for The MS Grumbacher Foundation

RevenuesFYE 08/2025
Total grants, contributions, etc.$0
Investment income and dividends$225,712
Net rental income$0
Net gain from sale of non-inventory assets$284,826
Gross sales of inventory$0
Miscellaneous revenues$0
Total revenues$510,538
Data update history
February 8, 2026
Posted financials
Added Form 990PF for fiscal year 2025
February 18, 2025
Posted financials
Added Form 990PF for fiscal year 2024
February 6, 2024
Posted financials
Added Form 990PF for fiscal year 2023
February 6, 2024
Updated personnel
Identified 1 new personnel
July 30, 2023
Posted financials
Added Form 990PF for fiscal year 2022
Nonprofit Types
Grantmaking organizationsPrivate foundationsFamily foundationsPrivate non-operating foundationsCharities
Issues
No issues found
Characteristics
Provides grantsPartially liquidatedState / local levelTax deductible donationsNo full-time employees
General information
Address
2545 Burnside Rd
Sebastopol, CA 95472
Metro area
Santa Rosa-Petaluma, CA
County
Sonoma County, CA
Phone
(707) 484-3723
IRS details
EIN
23-2697348
Fiscal year end
August
Taxreturn type
Form 990-PF
Year formed
1992
Eligible to receive tax-deductible contributions (Pub 78)
Yes
Categorization
NTEE code, primary
T20: Private Foundations
NAICS code, primary
813211: Grantmaking Foundations
Parent/child status
Independent
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