Convert industry codes
Verified correspondences first — official tables and exact code matches. Where no verified mapping exists, we show clearly-labeled inferred matches through a standardized ISIC bucket, never presented as exact. How it works →
Best match: 483113 Coastal and Great Lakes Freight Transportation. The whole of SIC 4424 sits inside this NAICS class (official containment) — it is broader than the source, not a one-to-one twin.
Approximate2
Same family via official correspondence tables (via ISIC 5012) — related activities, not one-to-one matches. Rows marked contained wholly contain the source activity.
Grouped by evidence strength · How our conversions work →