# Knauf Interfer SE — source-backed brand brief Profile: [Knauf Interfer SE]() Evidence record: [Sources and review dates]() Exported: 2026-10-27T23:44:57.842Z. 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: Germany Scope: Wikidata Q1776930 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:knauf-interfer-se:wikidata:p17]() Rule checked means automated validation, not individual manual review or independent corroboration. Sources: - [Wikidata Q1776930, revision 1548370436]() — Public knowledge base; observed 2026-10-17T05:02:11.743Z; lineage: wikidata.org; record: Q1776930:P17@1548370436. - [Wikidata label: Q183, revision 2557182420]() — Public knowledge base; observed 2026-10-17T00:45:25.927Z; lineage: wikidata.org; record: Q183:label:en@2557182420. ## Headquarters location \(Wikidata; date unspecified\) Status: Stated by a public source Value: Essen Scope: Wikidata Q1776930 property P159. 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:knauf-interfer-se:wikidata:p159]() Rule checked means automated validation, not individual manual review or independent corroboration. Sources: - [Wikidata Q1776930, revision 1548370436]() — Public knowledge base; observed 2026-10-17T05:02:11.743Z; lineage: wikidata.org; record: Q1776930:P159@1548370436. - [Wikidata label: Q2066, revision 2550409879]() — Public knowledge base; observed 2026-10-17T03:06:41.593Z; lineage: wikidata.org; record: Q2066:label:en@2550409879. ## Legal form \(Wikidata; date unspecified\) Status: Stated by a public source Value: Societas Europaea Scope: Wikidata Q1776930 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:knauf-interfer-se:wikidata:p1454]() Rule checked means automated validation, not individual manual review or independent corroboration. Sources: - [Wikidata Q1776930, revision 1548370436]() — Public knowledge base; observed 2026-10-17T05:02:11.743Z; lineage: wikidata.org; record: Q1776930:P1454@1548370436. - [Wikidata label: Q279014, revision 2537459483]() — Public knowledge base; observed 2026-10-17T03:07:21.701Z; lineage: wikidata.org; record: Q279014:label:en@2537459483. ## Official website \(Wikidata; date unspecified\) Status: Stated by a public source Value: http://www.knauf-interfer.de/ Scope: Wikidata Q1776930 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:knauf-interfer-se:wikidata:p856]() Rule checked means automated validation, not individual manual review or independent corroboration. Sources: - [Wikidata Q1776930, revision 1548370436]() — Public knowledge base; observed 2026-10-17T05:02:11.743Z; lineage: wikidata.org; record: Q1776930:P856@1548370436. ## Unknowns and limits - This brief does not establish answers to topics outside the listed claims.