# NAICS 238310: Drywall and Insulation Contractors

The SBA size standard for NAICS 238310 is $19,000,000 in average annual receipts (13 CFR 121.201).

| Field | Value |
| --- | --- |
| Code | 238310 |
| Title | Drywall and Insulation Contractors |
| Level | 6 |
| Parent | 23831 |
| Size standard | $19,000,000 in average annual receipts |
| Footnote | - |

## Description

This industry comprises establishments primarily engaged in drywall, plaster work, and building insulation work. Plaster work includes applying plain or ornamental plaster, and installation of lath to receive plaster. The work performed may include new work, additions, alterations, maintenance, and repairs. Establishments primarily engaged in providing firestop services are included in this industry.

## Sources

- Census NAICS: https://www.census.gov/naics/
- SBA size standards: https://www.sba.gov/document/support-table-size-standards

## API and MCP

- REST: GET https://samgovapi.io/api/v1/naics/238310/size-standard?revenue_usd=...
- MCP tools: naics_lookup, size_standard_check

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