Convert industry codes

Cross-system equivalents backed by official correspondence tables and exact code matches — never guesses. Approximate mappings are labeled. How it works →

FromNAICS

335991

Carbon and Graphite Product Manufacturing

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ToISIC

2399

Manufacture of other non-metallic mineral products n.e.c.

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ToISIC

2790

Manufacture of other electrical equipment

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approximate ISIC 2399 — direct correspondence
approximate ISIC 2790 — direct correspondence