Question 1

Is The Robert and Diane Weissman Foundation a tax-exempt 501(c)(3)?

Accepted Answer

Yes — The Robert and Diane Weissman Foundation is recognised by the IRS as a 501(c)(3) organisation (EIN 77-0560173). The IRS recognised The Robert and Diane Weissman Foundation as tax-exempt in October 2007.

Question 2

What is The Robert and Diane Weissman Foundation's EIN?

Accepted Answer

The Robert and Diane Weissman Foundation's Employer Identification Number (EIN) is 77-0560173. The EIN was assigned by the IRS in October 2007. Donors and grantmakers use the EIN to verify tax-exempt status with the IRS.

Question 3

What does The Robert and Diane Weissman Foundation do?

Accepted Answer

Training and support of coaches for therapeutic low carb. Educational programs for Metabolic Health. Research into impact of dietary changes metabolic health.

Question 4

Where is The Robert and Diane Weissman Foundation located?

Accepted Answer

The Robert and Diane Weissman Foundation is located at PO BOX 3472, LOS Altos, CA, 94024.

Question 5

When was The Robert and Diane Weissman Foundation founded or recognised by the IRS?

Accepted Answer

The Robert and Diane Weissman Foundation was recognised by the IRS as a tax-exempt organisation in October 2007. The IRS ruling date is the earliest authoritative date available for most US nonprofits.

Question 6

What is The Robert and Diane Weissman Foundation's annual revenue?

Accepted Answer

On its most recent Form 990 (fiscal year 2024), The Robert and Diane Weissman Foundation reported $466K in total revenue and $113K in total expenses.

Question 7

Has The Robert and Diane Weissman Foundation been auto-revoked by the IRS?

Accepted Answer

No — The Robert and Diane Weissman Foundation (EIN 77-0560173) 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 The Robert and Diane Weissman Foundation listed in IRS Publication 78?

Accepted Answer

Givalgo Discover did not find The Robert and Diane Weissman Foundation in the most recent IRS Publication 78 download. Some tax-exempt organisations (e.g., churches and government instrumentalities) are eligible to receive deductible contributions without appearing in Pub 78 — verify directly with the IRS if uncertain.

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The Robert and Diane Weissman Foundation

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