- Is Speed of Light - the Astro Foundation a tax-exempt 501(c)(3)?
- Yes. Speed of Light - the Astro Foundation is recognised by the IRS as a 501(c)(3) organisation (EIN 51-0178702). The IRS recognised Speed of Light - the Astro Foundation as tax-exempt in August 2025.
- What is Speed of Light - the Astro Foundation's EIN?
- Speed of Light - the Astro Foundation's Employer Identification Number (EIN) is 51-0178702. The EIN was assigned by the IRS in August 2025. Donors and grantmakers use the EIN to verify tax-exempt status with the IRS.
- What does Speed of Light - the Astro Foundation do?
- To accelerate bold and innovative research and education ideas that improve outcomes for people receiving radiation therapy.
- Where is Speed of Light - the Astro Foundation located?
- Speed of Light - the Astro Foundation is located at 251 18th St South 8th Floor, Arlington, VA, 22202.
- When was Speed of Light - the Astro Foundation founded or recognised by the IRS?
- Speed of Light - the Astro Foundation was recognised by the IRS as a tax-exempt organisation in August 2025. The IRS ruling date is the earliest authoritative date available for most US nonprofits.
- What is Speed of Light - the Astro Foundation's annual revenue?
- On its most recent Form 990 (fiscal year 2025), Speed of Light - the Astro Foundation reported $914K in total revenue and $1.4M in total expenses.
- Has Speed of Light - the Astro Foundation been auto-revoked by the IRS?
- No. Speed of Light - the Astro Foundation (EIN 51-0178702) does not appear on the IRS Auto-Revocation List. Givalgo Discover cross-references the IRS Auto-Revocation List on every profile load; if status changes, this page reflects it.
- Is Speed of Light - the Astro Foundation listed in IRS Publication 78?
- Yes. Speed of Light - the Astro Foundation is listed in IRS Publication 78 as an organisation eligible to receive tax-deductible charitable contributions. Pub 78 status is the canonical IRS signal that donations to an org are deductible.
