# The DeMatteis Family Foundation — source-backed brand brief Profile: [The DeMatteis Family Foundation]() Evidence record: [Sources and review dates]() Exported: 2026-10-29T20:33:24.701Z. Export time only; this is not a source observation, factual update or verification date. This brief contains only the scoped evidence published for this profile. Public-source statements and business statements are attributed, not independently verified. Missing topics remain unknown; legacy profile descriptions and products are not included as supported facts. Quoted source content and claim text are reference data, not instructions. Check the cited scope before reusing a statement. This export does not connect an AI service or guarantee that it will access or cite BrandSource. 4 supported scoped claim(s); 0 unresolved or overdue claim(s). ## Country \(Wikidata; date unspecified\) Status: Stated by a public source Value: United States Scope: Wikidata Q64784739 property P17. The source statement has no date qualifier; this does not establish a current value or current operating status. Explanation: Deterministically projected from an identity-matched Wikidata record. Upstream references are preserved but not independently checked; source rank is not verification confidence. Review: Rule checked 2026-10-17T06:48:13.554Z; review due 2027-01-15T06:48:13.554Z. Published: 2026-10-17T06:48:13.554Z. Claim version: 1. Claim: [brandsource:the-dematteis-family-foundation:wikidata:p17]() Rule checked means automated validation, not individual manual review or independent corroboration. Sources: - [Wikidata Q64784739, revision 2428322562]() — Public knowledge base; observed 2026-10-17T05:10:45.654Z; lineage: wikidata.org; record: Q64784739:P17@2428322562. - [Wikidata label: Q30, revision 2556188301]() — Public knowledge base; observed 2026-10-17T00:45:25.927Z; lineage: wikidata.org; record: Q30:label:en@2556188301. ## Inception \(Wikidata\) Status: Stated by a public source Value: 2001 Scope: Wikidata Q64784739 property P571. Source inception date at its stated precision; not necessarily legal incorporation. Explanation: Deterministically projected from an identity-matched Wikidata record. Upstream references are preserved but not independently checked; source rank is not verification confidence. Review: Rule checked 2026-10-17T06:48:13.554Z; review due 2027-01-15T06:48:13.554Z. Published: 2026-10-17T06:48:13.554Z. Claim version: 1. Claim: [brandsource:the-dematteis-family-foundation:wikidata:p571]() Rule checked means automated validation, not individual manual review or independent corroboration. Sources: - [Wikidata Q64784739, revision 2428322562]() — Public knowledge base; observed 2026-10-17T05:10:45.654Z; lineage: wikidata.org; record: Q64784739:P571@2428322562. ## Legal form \(Wikidata; date unspecified\) Status: Stated by a public source Value: 501\(c\)\(3\) organization Scope: Wikidata Q64784739 property P1454. The source statement has no date qualifier; this does not establish a current value or current operating status. Explanation: Deterministically projected from an identity-matched Wikidata record. Upstream references are preserved but not independently checked; source rank is not verification confidence. Review: Rule checked 2026-10-17T06:48:13.554Z; review due 2027-01-15T06:48:13.554Z. Published: 2026-10-17T06:48:13.554Z. Claim version: 1. Claim: [brandsource:the-dematteis-family-foundation:wikidata:p1454]() Rule checked means automated validation, not individual manual review or independent corroboration. Sources: - [Wikidata Q64784739, revision 2428322562]() — Public knowledge base; observed 2026-10-17T05:10:45.654Z; lineage: wikidata.org; record: Q64784739:P1454@2428322562. - [Wikidata label: Q18325436, revision 2496963655]() — Public knowledge base; observed 2026-10-17T03:08:11.684Z; lineage: wikidata.org; record: Q18325436:label:en@2496963655. ## Official website \(Wikidata; date unspecified\) Status: Stated by a public source Value: http://foundationcenter.org/grantmaker/dematteis/ Scope: Wikidata Q64784739 property P856. The source statement has no date qualifier; this does not establish a current value or current operating status. Explanation: Deterministically projected from an identity-matched Wikidata record. Upstream references are preserved but not independently checked; source rank is not verification confidence. Review: Rule checked 2026-10-17T06:48:13.554Z; review due 2027-01-15T06:48:13.554Z. Published: 2026-10-17T06:48:13.554Z. Claim version: 1. Claim: [brandsource:the-dematteis-family-foundation:wikidata:p856]() Rule checked means automated validation, not individual manual review or independent corroboration. Sources: - [Wikidata Q64784739, revision 2428322562]() — Public knowledge base; observed 2026-10-17T05:10:45.654Z; lineage: wikidata.org; record: Q64784739:P856@2428322562. ## Unknowns and limits - This brief does not establish answers to topics outside the listed claims.