NAICS 2022 nationalIndustry USA Verified: Census NAICS 2022 · 2026-01-01
238120
NAICS 238120 — Structural Steel and Precast Concrete Contractors
Structural Steel and Precast Concrete Contractors
NAICS 238120 is the national industry code for structural steel and precast concrete contractors establishments in the United States. The Small Business Administration sets a size standard of $19.0 for this classification. It forms part of the hierarchical North American Industry Classification System maintained by the Census Bureau.
SBA: $19.0
View full SBA standard
Exclusions & Cross-References
Activities classified under other official NAICS codes:
- pouring concrete at the construction site for building foundations or structural elements (See 238110 Poured concrete foundation and structure contractors)
Official Illustrative Examples
Primary activities officially recognized by Census Bureau / Statistics Canada:
balconies, precast, concrete, installation reinforcing rods, bars, mesh and cage, installation reinforcing steel contractors structural steel erection, contractors
Complete Index of Activities (18 recognized activities) ▼
balconies, precast, concrete, installation
concrete products, structural precast or prestressed, installation
concrete reinforcement placement, contractors
curtain wall, precast concrete, installation
erecting structural steel
iron work, structural, contractors
metal storage tank erection
placing and tying reinforcing rods, construction
precast concrete framing
precast concrete panels, slabs or forms, installation
pre-stressed concrete beams, slabs or other components, installation
rebars (deformed steel bars for concrete reinforcement), installation
reinforcing rods, bars, mesh and cage, installation
reinforcing steel contractors
siding, precast concrete, installation
stairs, precast concrete, installation
structural steel and precast concrete contractors
structural steel erection, contractors
Official data
| Feature | Description |
|---|---|
| Official name | North American Industry Classification System (NAICS) 2022 |
| Issuing authority | U.S. Census Bureau with OMB, Statistics Canada, and INEGI |
| Tax authority | Internal Revenue Service (IRS) |
| Purpose | Statistical business classification and federal contracting (SAM.gov, SBA standards) |
| Used in | SAM.gov registration, SBA size determinations, IRS tax classification, SEC EDGAR (via SIC crosswalk) |
| Active since | 2022 (current edition) |
| Hierarchy level | Sector (2-digit) |
| Source | https://www.census.gov/naics/ |
NAICS hierarchy path
Trace the classification from the broadest sector down to this national industry code.
Cross-references & crosswalks
NAICS 2017 equivalent 238120
Structural Steel and Precast Concrete Contractors
View full 2022 → 2017 crosswalkSBA size standard description
Structural Steel and Precast Concrete Contractors
Changes to receipts-based standard: [object Object]