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
2420
Manufacture of basic precious and other non-ferrous metals
Open detail
ToNAICS
211130
Natural Gas Extraction
Open detail
ToNAICS
316110
Leather and Hide Tanning and Finishing
Open detail
ToNAICS
321999
All Other Miscellaneous Wood Product Manufacturing
Open detail
ToNAICS
322211
Corrugated and Solid Fiber Box Manufacturing
Open detail
ToNAICS
322220
Paper Bag and Coated and Treated Paper Manufacturing
Open detail
ToNAICS
322230
Stationery Product Manufacturing
Open detail
ToNAICS
322299
All Other Converted Paper Product Manufacturing
Open detail
ToNAICS
325130
Synthetic Dye and Pigment Manufacturing
Open detail
ToNAICS
325180
Other Basic Inorganic Chemical Manufacturing
Open detail
ToNAICS
325998
All Other Miscellaneous Chemical Product and Preparation Manufacturing
Open detail
ToNAICS
326111
Plastics Bag and Pouch Manufacturing
Open detail
ToNAICS
326112
Plastics Packaging Film and Sheet (including Laminated) Manufacturing
Open detail
ToNAICS
326199
All Other Plastics Product Manufacturing
Open detail
ToNAICS
327910
Abrasive Product Manufacturing
Open detail
ToNAICS
331110
Iron and Steel Mills and Ferroalloy Manufacturing
Open detail
ToNAICS
331221
Rolled Steel Shape Manufacturing
Open detail
ToNAICS
331313
Alumina Refining and Primary Aluminum Production
Open detail
ToNAICS
331314
Secondary Smelting and Alloying of Aluminum
Open detail
ToNAICS
331315
Aluminum Sheet, Plate, and Foil Manufacturing
Open detail
ToNAICS
331318
Other Aluminum Rolling, Drawing, and Extruding
Open detail
ToNAICS
331410
Nonferrous Metal (except Aluminum) Smelting and Refining
Open detail
ToNAICS
331420
Copper Rolling, Drawing, Extruding, and Alloying
Open detail
ToNAICS
331491
Nonferrous Metal (except Copper and Aluminum) Rolling, Drawing, and Extruding
Open detail
ToNAICS
331492
Secondary Smelting, Refining, and Alloying of Nonferrous Metal (except Copper and Aluminum)
Open detail
ToNAICS
332117
Powder Metallurgy Part Manufacturing
Open detail
ToNAICS
332215
Metal Kitchen Cookware, Utensil, Cutlery, and Flatware (except Precious) Manufacturing
Open detail
ToNAICS
332216
Saw Blade and Hand tool Manufacturing
Open detail
ToNAICS
332439
Other Metal Container Manufacturing
Open detail
ToNAICS
332510
Hardware Manufacturing
Open detail
ToNAICS
332618
Other Fabricated Wire Product Manufacturing
Open detail
ToNAICS
332710
Machine Shops
Open detail
ToNAICS
332722
Bolt, Nut, Screw, Rivet, and Washer Manufacturing
Open detail
ToNAICS
332812
Metal Coating, Engraving (except Jewelry and Silverware), and Allied Services to Manufacturers
Open detail
ToNAICS
332813
Electroplating, Plating, Polishing, Anodizing, and Coloring
Open detail
ToNAICS
332912
Fluid Power Valve and Hose Fitting Manufacturing
Open detail
ToNAICS
332913
Plumbing Fixture Fitting and Trim Manufacturing
Open detail
ToNAICS
332919
Other Metal Valve and Pipe Fitting Manufacturing
Open detail
ToNAICS
332996
Fabricated Pipe and Pipe Fitting Manufacturing
Open detail
ToNAICS
332999
All Other Miscellaneous Fabricated Metal Product Manufacturing
Open detail
ToNAICS
333923
Overhead Traveling Crane, Hoist, and Monorail System Manufacturing
Open detail
ToNAICS
333924
Industrial Truck, Tractor, Trailer, and Stacker Machinery Manufacturing
Open detail
ToNAICS
334519
Other Measuring and Controlling Device Manufacturing
Open detail
ToNAICS
335210
Small Electrical Appliance Manufacturing
Open detail
ToNAICS
335921
Fiber Optic Cable Manufacturing
Open detail
ToNAICS
335929
Other Communication and Energy Wire Manufacturing
Open detail
ToNAICS
336360
Motor Vehicle Seating and Interior Trim Manufacturing
Open detail
ToNAICS
336390
Other Motor Vehicle Parts Manufacturing
Open detail
ToNAICS
336411
Aircraft Manufacturing
Open detail
ToNAICS
336413
Other Aircraft Parts and Auxiliary Equipment Manufacturing
Open detail
ToNAICS
336612
Boat Building
Open detail
ToNAICS
337127
Institutional Furniture Manufacturing
Open detail
ToNAICS
337215
Showcase, Partition, Shelving, and Locker Manufacturing
Open detail
ToNAICS
339910
Jewelry and Silverware Manufacturing
Open detail
ToNAICS
339930
Doll, Toy, and Game Manufacturing
Open detail
ToNAICS
339999
All Other Miscellaneous Manufacturing
Open detail
ToNAICS
541713
Research and Development in Nanotechnology
Open detail
  • approximate NAICS 211130 — mapped via ISIC 2819
  • approximate NAICS 316110 — mapped via ISIC 3999
  • approximate NAICS 321999 — mapped via ISIC 3999
  • approximate NAICS 322211 — mapped via ISIC 2679
  • approximate NAICS 322220 — direct correspondence
  • approximate NAICS 322230 — mapped via ISIC 2679
  • approximate NAICS 322299 — mapped via ISIC 2675
  • approximate NAICS 325130 — mapped via ISIC 2819
  • approximate NAICS 325180 — mapped via ISIC 2819
  • approximate NAICS 325998 — mapped via ISIC 2819
  • approximate NAICS 326111 — mapped via ISIC 2673
  • approximate NAICS 326112 — mapped via ISIC 2671
  • approximate NAICS 326199 — mapped via ISIC 3999
  • approximate NAICS 327910 — mapped via ISIC 3291
  • approximate NAICS 331110 — mapped via ISIC 3399
  • approximate NAICS 331221 — mapped via ISIC 3399
  • approximate NAICS 331313 — direct correspondence
  • approximate NAICS 331314 — direct correspondence
  • approximate NAICS 331315 — direct correspondence
  • approximate NAICS 331318 — direct correspondence
  • approximate NAICS 331410 — direct correspondence
  • approximate NAICS 331420 — direct correspondence
  • approximate NAICS 331491 — direct correspondence
  • approximate NAICS 331492 — direct correspondence
  • approximate NAICS 332117 — mapped via ISIC 3499
  • approximate NAICS 332215 — mapped via ISIC 3914
  • approximate NAICS 332216 — mapped via ISIC 3999
  • approximate NAICS 332439 — mapped via ISIC 3499
  • approximate NAICS 332510 — mapped via ISIC 3499
  • approximate NAICS 332618 — mapped via ISIC 3399
  • approximate NAICS 332710 — mapped via ISIC 3599
  • approximate NAICS 332722 — mapped via ISIC 3429
  • approximate NAICS 332812 — mapped via ISIC 3999
  • approximate NAICS 332813 — mapped via ISIC 3599
  • approximate NAICS 332912 — direct correspondence
  • approximate NAICS 332913 — direct correspondence
  • approximate NAICS 332919 — mapped via ISIC 3494
  • approximate NAICS 332996 — direct correspondence
  • approximate NAICS 332999 — direct correspondence
  • approximate NAICS 333923 — mapped via ISIC 3429
  • approximate NAICS 333924 — mapped via ISIC 3537
  • approximate NAICS 334519 — mapped via ISIC 3599
  • approximate NAICS 335210 — mapped via ISIC 3999
  • approximate NAICS 335921 — mapped via ISIC 3357
  • approximate NAICS 335929 — mapped via ISIC 3357
  • approximate NAICS 336360 — mapped via ISIC 3499
  • approximate NAICS 336390 — mapped via ISIC 3429
  • approximate NAICS 336411 — mapped via ISIC 3728
  • approximate NAICS 336413 — mapped via ISIC 3728
  • approximate NAICS 336612 — mapped via ISIC 3999
  • approximate NAICS 337127 — mapped via ISIC 3999
  • approximate NAICS 337215 — mapped via ISIC 3429
  • approximate NAICS 339910 — mapped via ISIC 3914
  • approximate NAICS 339930 — mapped via ISIC 3999
  • approximate NAICS 339999 — mapped via ISIC 3999
  • approximate NAICS 541713 — mapped via ISIC 3728