238990 — All Other Specialty Trade Contractors
Description
This industry comprises establishments primarily engaged in specialized trades (except foundation, structure, and building exterior contractors; building equipment contractors; building finishing contractors; and site preparation contractors). The specialty trade work performed includes new work, additions, alterations, maintenance, and repairs (as defined in the official U.S. Census Bureau 2022 NAICS Manual).
Illustrative Examples
- Billboard erection
- Outdoor swimming pool construction
- Paver, brick (e.g., driveway, patio, sidewalk), installation
- Crane rental with operator
- Paving, residential and commercial driveway and parking lot
- Sandblasting building exteriors
- Fence installation
- Scaffold erecting and dismantling
- Interlocking brick and block installation
- Steeplejack work
- Manufactured (mobile) home set up and tie-down work
- Driveway paving or sealing
Exclusions & Cross-References
- Foundation, structure, and building exterior work--are classified in Industry Group 2381, Foundation,
- Structure, and Building Exterior Contractors;
- Installing, repairing, or maintaining building mechanical systems--are classified in Industry Group 2382,
- Building Equipment Contractors;
- Finishing buildings--are classified in Industry Group 2383, Building Finishing Contractors;
- Paving public highways, streets, and roads--are classified in Industry 237310, Highway, Street, and Bridge
- Construction;
- Construction equipment rental with an operator (except cranes), preparing land for building construction, or
- building demolition--are classified in Industry 238910, Site Preparation Contractors;
- Construction equipment rental without an operator--are classified in U.S. Industry 532412, Construction,
- Mining, and Forestry Machinery and Equipment Rental and Leasing;
- Radon testing--are classified in Industry 541380, Testing Laboratories and Services;
Overview Facts
Legacy SIC Concordance
Trace the historical mapping chain from the 1987 Standard Industrial Classification (SIC) to the modern 2022 NAICS code format.
- SIC 1629 - Heavy Construction NEC (via SIC1987:1629→NAICS1997:23499→2002:238990→2007:238990→2012:238990→2017:238990→2022:238990)
- SIC 1771 - Concrete Work (via SIC1987:1771→NAICS1997:23571→2002:238990→2007:238990→2012:238990→2017:238990→2022:238990)
- SIC 1799 - Special Trade Contractors, NEC (via SIC1987:1799→NAICS1997:23599→2002:238990→2007:238990→2012:238990→2017:238990→2022:238990)
- SIC 4581 - Airports, Flying Fields, and Airport Terminal Services (via SIC1987:4581→NAICS1997:56172→2002:238990→2007:238990→2012:238990→2017:238990→2022:238990)
- SIC 7342 - Disinfecting and Pest Control Services (via SIC1987:7342→NAICS1997:56172→2002:238990→2007:238990→2012:238990→2017:238990→2022:238990)
- SIC 7349 - Building Cleaning and Maintenance Services, NEC (via SIC1987:7349→NAICS1997:56172→2002:238990→2007:238990→2012:238990→2017:238990→2022:238990)
- SIC 7353 - Heavy Construction Equipment Rental and Leasing (via SIC1987:7353→NAICS1997:23499→2002:238990→2007:238990→2012:238990→2017:238990→2022:238990)
Suggested Product Service Codes (Advisory)
The following Product Service Codes (PSCs) are advisory suggestions aligned with this NAICS code. Note: NAICS and PSC codes map to different dimensions of procurement (industry vs. product/service). There is no official binding 1:1 crosswalk.
- PSC L036 — Technical Representation Services: Special Industry Machinery
Source: DoD DPCAP PSC Selection Tool (Ingested: 2026-06-29)
Frequently Asked Questions (FAQ)
Is NAICS code 238990 valid in 2022? ▾
Yes, 238990 is a valid 6-digit 2022 NAICS national industry code representing 'All Other Specialty Trade Contractors' under Sector 23 in the official classification index.
What is the SBA size standard for NAICS code 238990? ▾
The Small Business Administration (SBA) has established a small business size standard of $19,000,000 for NAICS code 238990 (All Other Specialty Trade Contractors), calculated based on receipts.
What is the legacy SIC equivalent for NAICS 238990? ▾
According to official Census Bureau concordance tables, NAICS code 238990 (All Other Specialty Trade Contractors) maps to legacy 1987 Standard Industrial Classification (SIC) codes: 1629 - Heavy Construction NEC, 1771 - Concrete Work, 1799 - Special Trade Contractors, NEC, 4581 - Airports, Flying Fields, and Airport Terminal Services, 7342 - Disinfecting and Pest Control Services, 7349 - Building Cleaning and Maintenance Services, NEC, 7353 - Heavy Construction Equipment Rental and Leasing.
Related Pages & Tools
Further regulatory reference links for NAICS code 238990:
- Sector 23 Directory Hub — List of related industries in the Construction sector.
- SIC ↔ NAICS Crosswalk Tool — Look up mappings between legacy SIC codes and modern classifications.
- NAICS 238990 to SIC Crosswalk — Bidirectional mapping to legacy SIC codes (All Other Specialty Trade Contractors).
- IRS PBA Code for Fencing — Principal Business Activity tax reporting details.
- IRS PBA Code for Paving — Principal Business Activity tax reporting details.
- IRS PBA Code for Pool Construction — Principal Business Activity tax reporting details.
- IRS PBA Code for Scaffolding — Principal Business Activity tax reporting details.
- IRS PBA Code for Waterproofing — Principal Business Activity tax reporting details.
- SBA Size Standards Guide — Complete rules and averaging periods for small business classifications.
- Calculating Annual Receipts Guide — Detailed worked example of revenue calculation rules.
- IRS Principal Business Activity Guide — How NAICS codes map to corporate and entity tax filings.