# GFOS — source-backed brand brief Profile: [GFOS]() Evidence record: [Sources and review dates]() Exported: 2026-10-30T03:57:18.160Z. 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. 3 supported scoped claim(s); 0 unresolved or overdue claim(s). ## Headquarters location \(Wikidata; date unspecified\) Status: Stated by a public source Value: Essen Scope: Wikidata Q135653344 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 2026-10-17T03:08:55.548Z; review due 2027-01-15T03:08:55.548Z. Published: 2026-10-17T03:08:55.548Z. Claim version: 1. Claim: [brandsource:gfos:wikidata:p159]() Rule checked means automated validation, not individual manual review or independent corroboration. Sources: - [Wikidata Q135653344, revision 2475754025]() — Public knowledge base; observed 2026-10-17T03:05:51.639Z; lineage: wikidata.org; record: Q135653344:P159@2475754025. - [Wikidata label: Q2066, revision 2550409879]() — Public knowledge base; observed 2026-10-17T03:06:41.593Z; lineage: wikidata.org; record: Q2066:label:en@2550409879. ## Inception \(Wikidata\) Status: Stated by a public source Value: 1988 Scope: Wikidata Q135653344 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 2026-10-17T03:08:55.548Z; review due 2027-01-15T03:08:55.548Z. Published: 2026-10-17T03:08:55.548Z. Claim version: 1. Claim: [brandsource:gfos:wikidata:p571]() Rule checked means automated validation, not individual manual review or independent corroboration. Sources: - [Wikidata Q135653344, revision 2475754025]() — Public knowledge base; observed 2026-10-17T03:05:51.639Z; lineage: wikidata.org; record: Q135653344:P571@2475754025. ## Industry \(Wikidata; date unspecified\) Status: Stated by a public source Value: software industry Scope: Wikidata Q135653344 property P452. 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 2026-10-17T03:08:55.548Z; review due 2027-01-15T03:08:55.548Z. Published: 2026-10-17T03:08:55.548Z. Claim version: 1. Claim: [brandsource:gfos:wikidata:p452]() Rule checked means automated validation, not individual manual review or independent corroboration. Sources: - [Wikidata Q135653344, revision 2475754025]() — Public knowledge base; observed 2026-10-17T03:05:51.639Z; lineage: wikidata.org; record: Q135653344:P452@2475754025. - [Wikidata label: Q880371, revision 2546230483]() — Public knowledge base; observed 2026-10-17T03:07:39.456Z; lineage: wikidata.org; record: Q880371:label:en@2546230483. ## Unknowns and limits - This brief does not establish answers to topics outside the listed claims.