Burien Montessori School Inc
Public records show a registered, tax-exempt organization in good standing.
What it says it does
THREE TREE MONTESSORI SCHOOL OFFERS MONTESSORI LEARNING ENVIRONMENTS IN WHICH CHILDREN AGES 18 MONTHS THROUGH 12 YEARS ARE ENCOURAGED TO EXPLORE, LEARN AND INTERACT IN A DIVERSE COMMUNITY THAT FOSTERS INDEPENDENCE, CRITICAL THINKING AND LEARNING FOR LIFE.
- Income
- $4.0 million
- Spending
- $3.7 million
- Spent on programs
- 89%
- Reserves
- 3.5 months of spending
- Largest source of income
- fees for its services, 93%
- Employees
- 55
- Volunteers
- 0
- Highest pay
- $143,263, head of school
Source: Form 990 for the year ending June 30, 2025, filed with the Internal Revenue Service. Rating method 2026.2. How we rate
Financial health
Good: 81 out of 100. Higher than 67% of charities in its peer group (education, $1m to $10m).
Reserves
20 of 35Spendable reserves would cover 3.5 months of spending.
Debt
16 of 20It owes 26% of what it owns.
Living within its means
15 of 15Income exceeded spending by 8% of income.
Income trend
15 of 15Income rose 13% on the year before.
Spending floor
15 of 1589% of spending went to programs and raising each dollar of donations cost 8 cents.
Source: Form 990 for the year ending June 30, 2025, filed with the Internal Revenue Service. Rating method 2026.2. How we rate
Governance
Good: 85 out of 100. Higher than 47% of charities in its peer group (education, $1m to $10m).
Independent board
25 of 2511 of 11 voting board members are independent.
Conflict of interest policy
15 of 15Has a written conflict of interest policy.
Whistleblower policy
0 of 8Reports no written whistleblower policy.
Record keeping policy
0 of 7Reports no written policy on keeping and destroying records.
Board minutes
5 of 5Keeps minutes of board meetings.
Board sees the tax return
10 of 10Gave the board a copy of this return before filing it.
Pay set independently
5 of 5Sets its chief executive's pay through independent review and comparison.
Independent check of accounts
15 of 15Its accounts were audited by an independent accountant.
No reported misuse
10 of 10Reports no diversion of assets, excess benefits or loans to insiders.
Source: Form 990 for the year ending June 30, 2025, filed with the Internal Revenue Service. Rating method 2026.2. How we rate
Impact evidence
Describes programs. Its tax return describes what it does but we have found no measurable results in it.
Programs described in its return (3)
- $2.7 million spent. THE ACADEMIC SCHOOL YEAR PROGRAM SERVED A TOTAL OF 197 STUDENTS IN NINE CLASSROOMS.THE TODDLER PROGRAM CONSISTED OF TWO CLASSROOMS SERVING CHILDREN AGES ONE AND A HALF YEAR AND WALKING STEADILY TO THREE YEARS. BOTH CLASSROOMS OFFERED FULL-DAY PROGRAMS AND A HALF-DAY PROGRAM. THERE WERE 28 STUDENTS SERVED DURING THE YEAR. THE PRIMARY PROGRAM CONSISTED OF FIVE CLASSROOMS SERVING CHILDREN AGES 2 1/2 YEARS TO SIX YEARS. EACH CLASSROOM OFFERED A MORNING PROGRAM FOR ALL STUDENTS AND AN AFTERNOON, OR EXTENDED DAY, PROGRAM FOR THE OLDER STUDENTS. A TOTAL OF 104 STUDENTS WERE SERVED BY THE PRIMARY PROGRAM. THE ELEMENTARY PROGRAM CONSISTED OF ONE LOWER ELEMENTARY AND ONE UPPER ELEMENTARY. THE LOWER ELEMENTARY SERVED CHILDREN AGES SIX THROUGH NINE YEARS AND THE UPPER ELEMENTARY SERVED AGES NINE THROUGH 12. A TOTAL OF 47 STUDENTS ATTENDED THE LOWER ELEMENTARY PROGRAM AND A TOTAL OF 18 STUDENTS ATTENDED THE UPPER ELEMENTARY PROGRAM.
- $220,290 spent. THE BEFORE AND AFTER SCHOOL CARE PROGRAMS SERVED FAMILIES ENROLLED IN THE SCHOOL WHO NEEDED EXTRA HOURS OF CARE BEYOND THE ACADEMIC PROGRAM HOURS.
- $249,126 spent. THE SUMMER PROGRAM OFFERED CARE FOR TODDLERS, PRIMARY AND ELEMENTARY AGED CHILDREN DURING A NINE WEEK PERIOD IN THE SUMMER OF 2024. THIS PROGRAM WAS OFFERED 5 DAYS A WEEK, FROM 7:30AM UNTIL 5:30PM AND OFFERED A PROGRAM OF SUMMER FUN OVER THE EIGHT WEEKS. PARTICIPANTS COULD ENROLL BY THE WEEK, ALLOWING MORE FLEXIBILITY FOR FAMILY SCHEDULES. 132 CHILDREN WERE SERVED DURING THIS TIME.
Source: Form 990 for the year ending June 30, 2025, filed with the Internal Revenue Service. Rating method 2026.2. How we rate
Legitimacy checks
Is it registered with the IRS? Passed.
Listed in the IRS master file of tax-exempt organizations as a 501(c)(3) charitable organization.
Source: Exempt Organizations Business Master File, Internal Revenue Service, file dated September 7, 2026.
Has the IRS revoked its tax-exempt status? Passed.
Not on the IRS automatic revocation list.
Source: Automatic revocation of exemption list, Internal Revenue Service, file dated September 30, 2026.
Are donations tax-deductible? Passed.
On the IRS list of organizations eligible to receive tax-deductible contributions.
Source: Publication 78 data: organizations eligible for tax-deductible contributions, Internal Revenue Service, file dated September 10, 2026.
Is it keeping up with its IRS filings? Passed.
Most recent return on file covers the year ending June 2025.
Source: Exempt Organizations Business Master File, Internal Revenue Service, file dated September 7, 2026.
How long has it been tax-exempt? Passed.
Recognized by the IRS since November 2003.
Source: Exempt Organizations Business Master File, Internal Revenue Service, file dated September 7, 2026.
Is it in good standing with state regulators? Passed.
Not on California's list of charities barred from soliciting. Other states are not yet checked.
Source: May Not Operate or Solicit for Charitable Purposes list, California Attorney General, Registry of Charities and Fundraisers, file dated October 7, 2026.
Ratings and checks are our reading of public records, using the published method. They are not a statement about anyone's honesty. If you work for this organization, you can send corrections or results, confirm you want gifts through Veridonate, or ask to be removed from giving.