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Convert industry codes

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

Examples:
FromISIC
41
Construction of residential and non-residential buildings
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ToNAICS
236
Construction of Buildings
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ToNAICS
237
Heavy and Civil Engineering Construction
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ToNAICS
238
Specialty Trade Contractors
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ToNAICS
541
Professional, Scientific, and Technical Services
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  • approximate NAICS 236 — direct correspondence
  • approximate NAICS 237 — mapped via ISIC 87
  • approximate NAICS 238 — mapped via ISIC 17
  • approximate NAICS 541 — mapped via ISIC 87