North American Industry Classification System (NAICS) Canada 2012

• 23 - Construction
• 238 - Specialty trade contractors
• 2381 - Foundation, structure, and building exterior contractors

23815 - Glass and glazing contractors^US

This industry comprises establishments primarily engaged in installing glass panes in prepared openings (i.e., glazing work) and other glass work for buildings. The work performed may include new work, additions, alterations, maintenance, and repairs.