Convert industry codes

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

• exact NAICS 541 — direct correspondence
• approximate NAICS 711 — mapped via ISIC 74
• approximate NAICS 518 — mapped via ISIC 74
• approximate NAICS 551 — mapped via ISIC 70
• approximate NAICS 561 — mapped via ISIC 80
• approximate NAICS 624 — mapped via ISIC 88
• approximate NAICS 811 — mapped via ISIC 71