Question 1

Is Mainwaring Family Foundation a tax-exempt 501(c)(3)?

Accepted Answer

Yes — Mainwaring Family Foundation is recognised by the IRS as a 501(c)(3) organisation (EIN 82-2289585). The IRS recognised Mainwaring Family Foundation as tax-exempt in October 2017.

Question 2

What is Mainwaring Family Foundation's EIN?

Accepted Answer

Mainwaring Family Foundation's Employer Identification Number (EIN) is 82-2289585. The EIN was assigned by the IRS in October 2017. Donors and grantmakers use the EIN to verify tax-exempt status with the IRS.

Question 3

What does Mainwaring Family Foundation do?

Accepted Answer

None

Question 4

Where is Mainwaring Family Foundation located?

Accepted Answer

Mainwaring Family Foundation is located at 4250 Lancaster Pike Suite 150, Wilmington, DE, 19805.

Question 5

When was Mainwaring Family Foundation founded or recognised by the IRS?

Accepted Answer

Mainwaring Family Foundation was recognised by the IRS as a tax-exempt organisation in October 2017. The IRS ruling date is the earliest authoritative date available for most US nonprofits.

Question 6

What is Mainwaring Family Foundation's annual revenue?

Accepted Answer

On its most recent Form 990 (fiscal year 2024), Mainwaring Family Foundation reported $203K in total revenue and $212K in total expenses.

Question 7

Has Mainwaring Family Foundation been auto-revoked by the IRS?

Accepted Answer

No — Mainwaring Family Foundation (EIN 82-2289585) 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 Mainwaring Family Foundation listed in IRS Publication 78?

Accepted Answer

Yes — Mainwaring Family 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.

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Mainwaring Family Foundation

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