Mission
To educate children ages 12 months to 1st grade entry using Montessori principles and other innovative teaching practices.
Public Charity
Grand Lake Montessori Inc
Grand Lake Montessori Inc is a Public Charity headquartered in Oakland, CA. Financial data from the 2025 filing: $4.2M revenue, $3.6M expenses, $3.5M total assets.
EIN: 942558375
Oakland, CA
Elementary & Secondary Schools
NTEE: B20
Latest filing: 2025
Total Revenue$4.2M
Total Expenses$3.6M
Total Assets$3.5M
Grant Records0
Filing Years2021–2025
Where $100 goes at Grand Lake Montessori Inc
How Grand Lake Montessori Inc divides every $100 it spends, from its own Form 990 filings, averaged across 9 years.
$80
Programs
the work itself
$20
Management
running the organization
$0
Fundraising
none reported
No fundraising costs are reported. That often means fundraising runs through a separate affiliated organization that files its own return.
Inside the $80 for programs
$80
Montessori Education The Montessori curriculum allows children to progress at a more natural pace while providing a solid academic base
Source: Form 990 filings with the IRS, latest fiscal year 2025. Shares are from the organization's reported expenses. Data by Imperigo; not affiliated with the IRS.
Officers & Directors
Head of School
Alicia Cooper
Board Member
John Campbell
Board Member
Michael Sears
Board Member
Monica Macdonald
Board Member
Tanya Susoev
Officer compensation and complete director data available with membership.
Financial Trends
| Year | Revenue | Expenses | Assets |
|---|---|---|---|
| 2025 | $4.2M | $3.6M | $3.5M |
| 2024 | $3.2M | $3.5M | $3.0M |
| 2023 | $2.8M | $3.4M | $3.2M |
| 2022 | $4.0M | $3.6M | $3.5M |
| 2021 | $2.7M | $3.2M | $4.1M |
Between 2021 and 2025, reported annual revenue grew from $2.7M to $4.2M (+54%), with total assets most recently reported at $3.5M.
Interactive year-over-year charts and full filing details available with membership.