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
2815
Manufacture of ovens, furnaces and permanent household heating equipment
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ToNAICS
314999
All Other Miscellaneous Textile Product Mills
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ToNAICS
321920
Wood Container and Pallet Manufacturing
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ToNAICS
321999
All Other Miscellaneous Wood Product Manufacturing
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ToNAICS
332313
Plate Work Manufacturing
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ToNAICS
332321
Metal Window and Door Manufacturing
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ToNAICS
332322
Sheet Metal Work Manufacturing
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ToNAICS
332410
Power Boiler and Heat Exchanger Manufacturing
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ToNAICS
332420
Metal Tank (Heavy Gauge) Manufacturing
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ToNAICS
332439
Other Metal Container Manufacturing
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ToNAICS
332994
Small Arms, Ordnance, and Ordnance Accessories Manufacturing
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ToNAICS
333248
All Other Industrial Machinery Manufacturing
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ToNAICS
333414
Heating Equipment (except Warm Air Furnaces) Manufacturing
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ToNAICS
333415
Air-Conditioning and Warm Air Heating Equipment and Commercial and Industrial Refrigeration Equipment Manufacturing
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ToNAICS
333994
Industrial Process Furnace and Oven Manufacturing
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ToNAICS
333998
All Other Miscellaneous General Purpose Machinery Manufacturing
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ToNAICS
335210
Small Electrical Appliance Manufacturing
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ToNAICS
336390
Other Motor Vehicle Parts Manufacturing
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ToNAICS
337127
Institutional Furniture Manufacturing
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ToNAICS
339112
Surgical and Medical Instrument Manufacturing
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ToNAICS
339113
Surgical Appliance and Supplies Manufacturing
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ToNAICS
339999
All Other Miscellaneous Manufacturing
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  • approximate NAICS 314999 — mapped via ISIC 3569
  • approximate NAICS 321920 — mapped via ISIC 2499
  • approximate NAICS 321999 — mapped via ISIC 2499
  • approximate NAICS 332313 — mapped via ISIC 3443
  • approximate NAICS 332321 — mapped via ISIC 3444
  • approximate NAICS 332322 — mapped via ISIC 3444
  • approximate NAICS 332410 — mapped via ISIC 3443
  • approximate NAICS 332420 — mapped via ISIC 3443
  • approximate NAICS 332439 — mapped via ISIC 3444
  • approximate NAICS 332994 — mapped via ISIC 3841
  • approximate NAICS 333248 — direct correspondence
  • approximate NAICS 333414 — direct correspondence
  • approximate NAICS 333415 — direct correspondence
  • approximate NAICS 333994 — direct correspondence
  • approximate NAICS 333998 — direct correspondence
  • approximate NAICS 335210 — mapped via ISIC 3634
  • approximate NAICS 336390 — mapped via ISIC 3585
  • approximate NAICS 337127 — mapped via ISIC 2599
  • approximate NAICS 339112 — mapped via ISIC 3841
  • approximate NAICS 339113 — mapped via ISIC 2499
  • approximate NAICS 339999 — mapped via ISIC 3634