NAICS Codes

236220: Commercial building construction
238110: Footing and foundation concrete contractors
238130: Carpentry, framing
238190: Welding, on site, contractors
238290: Door, commercial-or industrial-type, installation
238310: Drywall and insulation contractors

238320: Painting contractors
238330: Vinyl flooring contractors
238340: Tile contractors
238350: Carpentry work
238390: Building fixture and fitting