Skip to main contentPsst! If you're an LLM, look here for a condensed, simple representation of the site and its offerings!

LiveFree Webinar — Wednesday, September 2 at 2:00 PM EDT

Register Free →
← Back to NAICS Codes
NAICS Code· 238990

NAICS 238990: All Other Specialty Trade Contractors

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. 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 Cross-References. Establishments primarily engaged in--Show more

NAICS 238990 – All Other Specialty Trade Contractors encompasses a broad array of specialized construction services not classified elsewhere, including but not limited to site preparation, demolition, insulation, glazing, flooring, roofing, seismic retrofitting, and other niche trade activities performed by subcontractors on federal infrastructure projects. These contractors operate at the intersection of skilled labor and project-specific technical requirements, often supporting larger general contractors or directly under federal agencies on mission-critical facilities.

4.0K
Active Contracts
$478.4M
Total Obligations (12mo)
1.1K
Awarded Contracts (12mo)
544
Contractors Awarded (12mo)
2
Median Bidders per Award
-3.1%
YoY Growth

Industry Spending Overview

Federal obligations, top contractors and agencies, and related industry codes for NAICS 238990.

AI Industry Description

NAICS 238990 – All Other Specialty Trade Contractors encompasses a broad array of specialized construction services not classified elsewhere, including but not limited to site preparation, demolition, insulation, glazing, flooring, roofing, seismic retrofitting, and other niche trade activities perf...

NAICS 238990 – All Other Specialty Trade Contractors encompasses a broad array of specialized construction services not classified elsewhere, including but not limited to site preparation, demolition, insulation, glazing, flooring, roofing, seismic retrofitting, and other niche trade activities performed by subcontractors on federal infrastructure projects. These contractors operate at the intersection of skilled labor and project-specific technical requirements, often supporting larger general contractors or directly under federal agencies on mission-critical facilities. Their work is essential in maintaining and modernizing federal buildings, military installations, veterans’ healthcare campuses, and remote tribal or rural infrastructure, where precision and compliance with federal construction codes are paramount. This sector plays a vital supporting role in the broader federal construction ecosystem, enabling complex projects to meet stringent safety, accessibility, and durability standards. Top contractors in this space include VSGI LLC, AAECON GENERAL CONTRACTING LLC, DAP CONSTRUCTION MANAGEMENT LLC, HERITAGE CONSTRUCTION LLC, and ENFIELD ENTERPRISES LLC, alongside smaller firms such as C-A NATIVE CONSTRUCTORS INC and GATOR PUMP INC. The competitive landscape is dominated by small businesses and service-disabled veteran-owned firms, reflecting a strong emphasis on socioeconomic set-asides and subcontracting opportunities within federal procurement. Primary buyers include the Department of Defense, Department of Veterans Affairs, Department of the Interior, Department of Transportation, and Department of Homeland Security, with demand driven by facility upgrades, base modernization, wildfire mitigation, and tribal infrastructure programs. Agencies frequently procure these services for repair, renovation, and resilience-enhancing work on aging or geographically isolated assets. The market is characterized by high opportunity density in regions with significant federal infrastructure presence, particularly in the West and Southwest. Contractors with niche certifications, such as hazmat handling or ADA-compliant retrofitting, enjoy strong competitive advantages. Procurement trends show consistent demand for agile, small-batch specialty work, favoring firms with proven track records in rapid mobilization and compliance with federal environmental and labor regulations.

Top Contractors

Companies with the highest total award value under NAICS 238990, ranked by dollars won.

Competition

How many companies historically bid on federal awards in NAICS 238990, from bidder counts reported on USAspending.

Fewer Bidders

Median under 3 bidders per reported award. · 82,702 reported awards

Median Bidders

2

Per reported award, all-time

Single-Bid Awards

44%

Share of reported awards with one bidder

10+ Bidder Awards

5%

Share of reported awards with 10+ bidders

Reported Awards

0

90% of 91,605 total awards

How this code compares up the NAICS hierarchy. Parent cohorts pool every code under their prefix, so they are the steadier baseline when a 6-digit sample is thin.

Industry FamilyCompetitionMedian BiddersSingle-BidBidder MixReported Awards
238990This Code
All Other Specialty Trade Contractors
Fewer Bidders244%
82,70290% of 91,605
23899NAICS Industry
Fewer Bidders244%
82,70290% of 91,605
2389Industry Group
Other Specialty Trade Contractors
Fewer Bidders244%
102,48790% of 113,509
238Subsector
Fewer Bidders245%
452,41090% of 504,912
23Sector
Construction
Fewer Bidders240%
1,131,28289% of 1,273,593

Bidder counts reported on past federal awards in this NAICS (USAspending). An open opportunity has no bidders yet, so this is the historical norm for similar work, not a fact about this solicitation. Not all awards report bidder counts, and fewer bidders often means incumbent-held work rather than an easier win. Federal reporting of bidder counts fell from ~96% of awards (FY2016) to ~30% (FY2018 onward); the chart shows shares of reported awards, and washed-out stretches mark years with fewer than 30 of them.

Related NAICS Codes

Industries similar to All Other Specialty Trade Contractors, by shared sector, subsector, and industry group.

Explore contracts across multiple NAICS codes Browse all NAICS Codes

Ready to Win 238990 Contracts?

Transform opportunities in All Other Specialty Trade Contractors into winning contracts

Advanced search and filtering for NAICS 238990 contracts and opportunities

AI-powered contract matching based on your business capabilities and past performance

Real-time market intelligence, historical award data, and competitive analysis

Automated alerts when new opportunities are posted in your industry classification

Miguel
Hillary
Keith Deutsch
Christine

Join 650+ contractors already using CLEATUS

Dotted
NAICS 238990 FAQ

Frequently Asked Questions

NAICS code 238990 covers All Other Specialty Trade Contractors. 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. 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 Cross-References. Establishments primarily engaged in--

Recently Posted in All Other Specialty Trade Contractors

NAICS: 238990
New
SLED
Maintenance of Traffic (MOT)The contract pertains to the Maintenance of Traffic (MOT) for a construction project in Baltimore, Maryland, requiring the planning and execution of temporary traffic control measures to ensure safe and uninterrupted access for the public throughout the duration of construction activities. The work involves designing, installing, and managing signage, barriers, lane shifts, and other traffic control devices in accordance with state and federal standards to minimize disruption and maintain safety for workers and motorists alike. This is a subcontract under NAICS code 238990, indicating it falls under other specialty trade contractors, and is issued by the Maryland Department of Transportation through its Maryland agency office. The solicitation was posted on October 7, 2026, with the same date set as the response deadline, suggesting a potential administrative or technical placeholder in the posting timeline. The place of performance is specifically in Baltimore, and while no point of contact or set-aside details are provided, the contract requires contractors to have the expertise and resources to implement compliant traffic control plans on active roadways. Bidders must be prepared to coordinate with local authorities, adhere to Maryland transportation regulations, and demonstrate experience in similar MOT executions. The proposal submission portal is accessible via the provided UI link for interested parties to view requirements and submit bids.
Maryland Department of Transportation

POSTED

in about 1 month

DEADLINE

in about 1 month
View Details

Win Contracts in All Other Specialty Trade Contractors

Get AI-powered intelligence on NAICS 238990 procurement

Real-time contract opportunities for NAICS 238990 (All Other Specialty Trade Contractors)

AI-powered matching based on your business capabilities and past performance

Competitive analysis of contractors winning awards in this industry

Automated alerts when new opportunities are posted

Miguel
Hillary
Keith Deutsch
Christine

Join 650+ contractors already using CLEATUS