Question 1

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

Accepted Answer

Yes — Mathaction is recognised by the IRS as a 501(c)(3) organisation (EIN 45-4718477). The IRS recognised Mathaction as tax-exempt in March 2014.

Question 2

What is Mathaction's EIN?

Accepted Answer

Mathaction's Employer Identification Number (EIN) is 45-4718477. The EIN was assigned by the IRS in March 2014. Donors and grantmakers use the EIN to verify tax-exempt status with the IRS.

Question 3

What does Mathaction do?

Accepted Answer

Mathaction has a big mission: empower the next generation to use mathematics as a tool to understand - and seek solutions for - the most pressing global challenges of our time.

Question 4

Where is Mathaction located?

Accepted Answer

Mathaction is located at 4118 LYMAN Road, Oakland, CA, 94602.

Question 5

When was Mathaction founded or recognised by the IRS?

Accepted Answer

Mathaction was recognised by the IRS as a tax-exempt organisation in March 2014. The IRS ruling date is the earliest authoritative date available for most US nonprofits.

Question 6

What is Mathaction's annual revenue?

Accepted Answer

On its most recent Form 990 (fiscal year 2025), Mathaction reported $18K in total revenue and $6K in total expenses.

Question 7

Has Mathaction been auto-revoked by the IRS?

Accepted Answer

No — Mathaction (EIN 45-4718477) 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 Mathaction listed in IRS Publication 78?

Accepted Answer

Yes — Mathaction 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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Mathaction

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