NAICS 238170: Siding Contractors
Siding Contractors is NAICS code 238170. A business is small under it with $19 million or less in average annual receipts. 1 federal contract is open on SAM.gov under this code right now.
- SBA size standard
- $19 million or less in average annual receipts
- Open contracts now
- 1
- Federal spending, FY2025
- $3.8 million
- Share won by small businesses
- 99%
- Small businesses registered
- 2,804
Open federal contracts for siding contractors
- Construction Services for Replace Siding on All Buildings at the New Hampshire Job Corps Center
✦ The Department of Labor's Job Corps program wants a small business contractor to replace the exterior siding on seven buildings (A through G) at the New Hampshire Job Corps…
Due in 1 dayOct 5, 2026
What NAICS 238170 covers
The Census Bureau's NAICS index lists these kinds of work under 238170:
- Aluminum siding installation
- Downspout, gutter, and gutter guard installation
- Eavestrough installation
- Fascia and soffit installation
- Flashing contractors
- Gutter and downspout contractors
- Gutters, seamless roof, formed and installed on site
- Ice apron, roof, installation
- Metal siding installation
- Siding (e.g., vinyl, wood, aluminum) installation
- Vinyl siding, soffit and fascia, installation
- Wood siding, installation
Read the full definition, including what's excluded, on census.gov.
SBA size standard for 238170
To count as a small business for a contract assigned NAICS 238170, your business must have $19 million or less in average annual receipts. Receipts are averaged over your last five completed fiscal years.
From SBA's table of size standards, effective Mar 17, 2023. Confirm it with SBA's size standards tool before you certify your size.
Who buys siding contractors
Agencies that awarded the most under NAICS 238170 over the last three fiscal years, per USAspending.gov:
| Agency | Obligated |
|---|---|
| Department of the Air Force | $4.4 million |
| Federal Aviation Administration | $1.8 million |
| National Park Service | $1.1 million |
| Department of Veterans Affairs | $1 million |
| Department of the Army | $712,405 |
| Forest Service | $511,310 |
| U.S. Geological Survey | $405,736 |
| Department of the Navy | $368,984 |
Open notices right now come from Department of Labor (1).
Set-asides on open 238170 contracts
- Total small business set-aside: 1
Not sure which set-asides you qualify for? Try the free SBA certification screener, or read set-aside contracts, explained.
Your competition
2,804 businesses with active SAM.gov registrations are rated small under NAICS 238170, most of them in Texas (332), Florida (237), California (183), Georgia (126) and Virginia (114). Look any of them up with the free CAGE code and UEI lookup.
Federal spending under 238170 by year
| Fiscal year | Contract obligations |
|---|---|
| FY2024 | $1.8 million |
| FY2025 | $3.8 million |
| FY2026 | $5.5 million |
| FY2027 (so far) | $0 |
Source: USAspending.gov, all contract awards with this NAICS code. Fiscal years start October 1.
Related NAICS codes
- 238110 Poured Concrete Foundation and Structure Contractors
- 238120 Structural Steel and Precast Concrete Contractors
- 238130 Framing Contractors
- 238140 Masonry Contractors
- 238150 Glass and Glazing Contractors
- 238160 Roofing Contractors
- 238190 Other Foundation, Structure, and Building Exterior Contractors
Frequently asked questions
What is NAICS code 238170?
238170 is the 2022 NAICS code for Siding Contractors. The Census Bureau's index lists work such as aluminum siding installation, downspout, gutter, and gutter guard installation, eavestrough installation under it. Federal contracting uses the 2022 codes.
What is the SBA size standard for NAICS 238170?
$19 million or less in average annual receipts. A business at or under that is small for contracts assigned this code. The current SBA table took effect Mar 17, 2023.
Are there government contracts for siding contractors?
Yes. 1 federal contract opportunities under NAICS 238170 are open on SAM.gov right now. Agencies obligated about $3.8 million under this code in fiscal year 2025, according to USAspending.gov.
How do I add NAICS code 238170 to my SAM.gov registration?
Update your entity registration on SAM.gov and add the code on the Goods and Services page, in the Assertions section. You can list several NAICS codes and mark one as your primary. Changes are free.
Keep going
- Government construction contracts, across every related code
- Search other NAICS codes by keyword or company
- How to choose NAICS codes for government contracts
- NAICS codes with the most open federal contracts
FedReady is an independent company, not affiliated with SBA, SAM.gov, the Census Bureau or any government agency. Open-contract counts come from SAM.gov and update daily; spending figures come from USAspending.gov.