Convert industry codes

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

FromNIC

801102

Guard and security services activities

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ToNAICS

541990

All Other Professional, Scientific, and Technical Services

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ToNAICS

561611

Investigation and Personal Background Check Services

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ToNAICS

561612

Security Guards and Patrol Services

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ToNAICS

561613

Armored Car Services

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approximate NAICS 541990 — mapped via ISIC 8011
approximate NAICS 561611 — mapped via ISIC 8011
approximate NAICS 561612 — mapped via ISIC 8011
approximate NAICS 561613 — mapped via ISIC 8011