Mission
TO OPERATE A SCHOOL BASED ON THE EDUCATIONAL MODEL OF MARIA MONTESSORI, INCLUDING INSTRUCTION FOR CHILDREN AGES 16 MONTHS TO 15 YEARS AND WITH ELEMENTARY AND MIDDLE SCHOOL FOR GRADES 1 THROUGH 8.
Public Charity
Sunstone Montessori School Inc
Sunstone Montessori School Inc is a nonprofit organization categorized as Public Charity based in Portland, OR. Its most recent IRS filing (2025) reports revenue of $4.0M, expenses of $3.7M, total assets of $3.9M. Imperigo tracks 12 reported grant relationships connected to this organization totaling approximately $163K.
EIN: 931292445
Portland, OR
Primary & Elementary Schools
NTEE: B24
Latest filing: 2025
Total Revenue$4.0M
Total Expenses$3.7M
Total Assets$3.9M
Grant Records12
Funding Total$163K
Filing Years2021–2025
Where $100 goes at Sunstone Montessori School Inc
How Sunstone Montessori School Inc divides every $100 it spends, from its own Form 990 filings, averaged across 9 years.
$82
Programs
the work itself
$16
Management
running the organization
$2
Fundraising
raising the next dollar
Inside the $82 for programs
$82
Our vision is a community of intellectually curious, independent, and compassionate lifelong learners.Sunstone Montessori School develops the whole child by providing an academically strong, emotionally nuturing, and socially…
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.
Sample Grants Received
GENERAL SUPPORT
$55,850
For grant recipient's exempt purposes
$23,700
EDUCATION
$15,000
GENERAL SUPPORT
$7,510
GENERAL SUPPORT
$7,510
Showing up to 5 of 12 total records — full history available with membership.
Officers & Directors
Trustee
Andy Wood
President
Angel Willard
Head of School
Cathy Elliott
Secretary
Jonathan Anderson
Trustee
Katy Rustvold
VICE PRESIDENT
Kelly Sherbo
Officer compensation and complete director data available with membership.
Top Grant Purposes
Financial Trends
| Year | Revenue | Expenses | Assets |
|---|---|---|---|
| 2025 | $4.0M | $3.7M | $3.9M |
| 2024 | $3.0M | $3.0M | $3.7M |
| 2023 | $2.6M | $2.3M | $3.6M |
| 2022 | $2.8M | $2.0M | $3.2M |
| 2021 | $2.4M | $1.8M | $2.7M |
Between 2021 and 2025, reported annual revenue grew from $2.4M to $4.0M (+66%), with total assets most recently reported at $3.9M.
Interactive year-over-year charts and full filing details available with membership.