Burien Montessori School Inc
Burien, WA
Cause (Daanaa category based on the IRS NTEE code): Education
Mission as stated by the organization
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.
From the nonprofit's IRS Form 990 filing
Latest IRS filing year on record: 2024 (source: IRS).
EIN 02-0668449 (IRS record).
Website on the organization’s public record: www.threetree.org
Public sources: IRS Tax Exempt Organization data; ProPublica Nonprofit Explorer (independent sites, not affiliated with Daanaa). Daanaa record.
IRS data loaded July 2026. Status may have changed since then; check the IRS link for current status.
This page summarizes what the public record says about Burien Montessori School Inc. Daanaa builds each page from public IRS records and, where it has been matched to the organization, the organization’s own public information. A field with no public record is left out rather than guessed. Daanaa is not affiliated with the IRS or with this organization. Open the Daanaa page for the full record.
Facts on this page come from public IRS data, from the organization, or from the organization’s own website. Where a source is shown next to a fact, it says which. You can check IRS facts with the links above. Organizations can send Daanaa a correction request. You can search the directory by cause or place.
Daanaa is a free directory run by EcoMargins Consulting LLC (DBA Daanaa), a for-profit company. Being listed on Daanaa is not an endorsement, and it does not mean the organization has joined or works with Daanaa.