Convert UK SIC 2007 codes to their approximate US NAICS equivalents. Enter a SIC code or search by industry description.
What Are SIC and NAICS Codes?
SIC (Standard Industrial Classification) codes are used in the UK to categorise business activities. NAICS (North American Industry Classification System) is the equivalent used in the US, Canada, and Mexico.
Why Convert Between SIC and NAICS?
US expansion - map your UK industry classification to the American equivalent
Market research - compare industries across UK and US markets
Investor due diligence - understand cross-border industry classifications
Trade and export - identify the correct US industry code for customs and compliance
Limitations
There is no official crosswalk between SIC and NAICS. This tool provides approximate mappings based on industry descriptions. Some SIC codes may map to multiple NAICS codes.