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Undercroft Montessori School Inc
Tulsa, OK · 501(c)(3) · EIN 73-6099978
❌ Revoked Education
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Tax-exempt status revoked. This organization lost its 501(c)(3) status on November 15, 2021 for failure to file required returns for three consecutive years. It has not been reinstated. Donations to this organization may not be tax-deductible. Verify on IRS.gov →
990 Filing
Non-filing
Revenue
$3.1M
Assets
$4.6M
Tax-Exempt Since
2025
Ruling date: January 2025
About
Undercroft Montessori School Inc, located in Tulsa, OK, is an educational nonprofit organization that has been operational since its tax-exempt status was granted in 2025. The organization reported an annual revenue of $3.1 million; however, its tax-exempt status has been revoked by the IRS.
Filing Details
| EIN | 73-6099978 |
| Subsection | 501(c)(3) — REVOKED |
| Classification | Public Charity |
| NTEE Code | B24 — Education |
| Ruling Date | January 2025 |
| Revocation Date | November 15, 2021 |
| Reason | Non-filing (3 consecutive years) |
| Reinstated | No |
Officers & Directors
No officer data available.
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⚠️ Donor Notice
This organization has lost its tax-exempt status. Verify directly with the IRS before donating.
IRS Tax Exempt Org Search →Location
3745 S HUDSON AVE
Tulsa, OK 74135-5604
Tulsa, OK 74135-5604