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: 333414 Heating Equipment (except Warm Air Furnaces) Manufacturing. The whole of SIC 3433 sits inside this NAICS class (official containment) — it is broader than the source, not a one-to-one twin.
Approximate8
Same family via official correspondence tables (via ISIC 2815, 2512) — related activities, not one-to-one matches. Rows marked contained wholly contain the source activity.
- 333414Heating Equipment (except Warm Air Furnaces) ManufacturingcontainedDetails →
- 333415Air-Conditioning and Warm Air Heating Equipment and Commercial and Industrial Refrigeration Equipment ManufacturingDetails →
- 333994Industrial Process Furnace and Oven ManufacturingDetails →
- 333998All Other Miscellaneous General Purpose Machinery ManufacturingDetails →
- 332313Plate Work ManufacturingDetails →
- 332420Metal Tank (Heavy Gauge) ManufacturingDetails →
- 332439Other Metal Container ManufacturingDetails →
- 333248All Other Industrial Machinery ManufacturingDetails →
Grouped by evidence strength · How our conversions work →