Convert industry codes

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

• approximate NAICS 522 — mapped via ISIC 64
• approximate NAICS 525 — mapped via ISIC 64
• approximate NAICS 523 — mapped via ISIC 64
• approximate NAICS 531 — direct correspondence
• approximate NAICS 551 — mapped via ISIC 64
• approximate NAICS 533 — direct correspondence
• approximate NAICS 521 — mapped via ISIC 64