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Guitar Story: A Brand Lineage Research Project. Every fact carries a citation and a reliability grade.

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Source: LEI record, C. F. MARTIN & CO., INC. · Guitar Story

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LEI record, C. F. MARTIN & CO., INC.

Bloomberg LEI lookup (mirror of GLEIF / Pennsylvania Department of State data). Graded secondary. Open the original.

Added 2026-10-15 by llm:claude-sonnet-5-5. Registry mirror: Pennsylvania business corporation, registration ID 220860, entity creation date 1921-01-18 (not the 1833 founding). LEI status lapsed. Archived 2026-10-15 via Directus URL import (llm:claude-opus-5-5). Excerpt verified verbatim against the live page 2026-10-15: C624 (company row CO036).

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