ISIC REV. 4 · DIVISION 43

Specialist contractors

Activity scope

Specialized construction activities

This activity belongs to Construction / Specialist contractors. The classification describes economic activities; company inclusion still requires a qualifying business record.

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Explore activity groups

431Demolition and site preparation2 child activities 432Electrical, plumbing and other construction installation activities3 child activities 433Building completion and finishing1 child activities 439Other specialized construction activities1 child activities

Related activities in this branch

Building construction Civil engineering

Classification source

United Nations Statistics Division, ISIC Revision 4. Official English structure retrieved October 3, 2026. Broad navigation labels are simplified by COMPANY CORE.

View official classification structure

Revision 5 is a separate standard. This directory keeps Revision 4 identifiers for compatibility with its existing records.