238120

Analysis

NAICS 238120 is the 2022 national industry for structural steel and precast concrete contractors, part of 23812 (Structural Steel and Precast Concrete Contractors). Census lists 15 example activities under it in the official index.

County Business Patterns counts 4,005 US establishments in this code in 2023, employing 82,184 people at an average annual payroll of $75,210 per employee (62nd percentile of national industries). 41% of the establishments have fewer than five employees, which is close to the national mix.

Between 2018 and 2023 the number of establishments grew 11% and employment rose 5%. The 2018 count used NAICS 2017, so part of a large move can come from codes being redefined rather than from businesses opening or closing.

Its index entries, the activities Census uses to assign businesses to this code, include balcony, precast concrete, installation, concrete product (e.g., structural precast, structural…, concrete reinforcement placement and curtain wall, precast concrete, installation, among 15 in all.

For example, pouring concrete at the construction site for building foundations or structural elements are classified in 238110 (Poured Concrete Foundation and Structure Contractors) instead.

Census lists 2 related activities that belong elsewhere, most often in 238110 and 238140. Businesses that do several things are classified by their primary activity, the one that generates the most value, so check those boundaries before settling on this code.