Convert industry codes

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

FromNACE

33.20

Installation of industrial machinery and equipment

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ToNAICS

238220

Plumbing, Heating, and Air-Conditioning Contractors

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ToNAICS

238290

Other Building Equipment Contractors

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approximate NAICS 238220 — mapped via ISIC 3320
approximate NAICS 238290 — mapped via ISIC 3320