- Is Excelsior One Foundation a tax-exempt 501(c)(3)?
- Yes — Excelsior One Foundation is recognised by the IRS as a 501(c)(3) organisation (EIN 33-4279407). The IRS recognised Excelsior One Foundation as tax-exempt in June 2025.
- What is Excelsior One Foundation's EIN?
- Excelsior One Foundation's Employer Identification Number (EIN) is 33-4279407. The EIN was assigned by the IRS in June 2025. Donors and grantmakers use the EIN to verify tax-exempt status with the IRS.
- What does Excelsior One Foundation do?
- Excelsior One Foundation is registered with the IRS as a philanthropy & grantmaking nonprofit organisation. A detailed mission statement is not available on its most recent Form 990 filing.
- Where is Excelsior One Foundation located?
- Excelsior One Foundation is located at 8 the GRN STE B, Dover, DE, 19901-3618.
- When was Excelsior One Foundation founded or recognised by the IRS?
- Excelsior One Foundation was recognised by the IRS as a tax-exempt organisation in June 2025. The IRS ruling date is the earliest authoritative date available for most US nonprofits.
