Question 1

Is Callisto a tax-exempt 501(c)(3)?

Accepted Answer

Yes — Callisto is recognised by the IRS as a 501(c)(3) organisation (EIN 45-4011283). The IRS recognised Callisto as tax-exempt in November 2012.

Question 2

What is Callisto's EIN?

Accepted Answer

Callisto's Employer Identification Number (EIN) is 45-4011283. The EIN was assigned by the IRS in November 2012. Donors and grantmakers use the EIN to verify tax-exempt status with the IRS.

Question 3

What does Callisto do?

Accepted Answer

Our mission is to use technology to empower survivors of sexual violence.

Question 4

Where is Callisto located?

Accepted Answer

Callisto is located at 584 Castro Street 2006, San Francisco, CA, 94114.

Question 5

When was Callisto founded or recognised by the IRS?

Accepted Answer

Callisto was recognised by the IRS as a tax-exempt organisation in November 2012. The IRS ruling date is the earliest authoritative date available for most US nonprofits.

Question 6

What is Callisto's annual revenue?

Accepted Answer

On its most recent Form 990 (fiscal year 2023), Callisto reported $703K in total revenue and $945K in total expenses.

Question 7

Has Callisto been auto-revoked by the IRS?

Accepted Answer

No — Callisto (EIN 45-4011283) 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.

Question 8

Is Callisto listed in IRS Publication 78?

Accepted Answer

Yes — Callisto 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.

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Callisto

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