Is there a crosswalk file (recent) from International Standard Industrial Classification (ISIC) to NAICS or GICS?

08 August 2017 0 2K Report

Does anyone know of a reliable source where ISIC industry groups are matched 1:1 to any wider groups of classification systems outside of the UN? I am particularly interested in either US-based NAICS equivalents, or S&P's GICS.

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