NAICS 332312: Fabricated Structural Metal Manufacturing
This U.S. industry comprises establishments primarily engaged in fabricating structural metal products, such as assemblies of concrete reinforcing bars and fabricated bar joists. Cross-References. Establishments primarily engaged in--Show more
NAICS 332312 – Fabricated Structural Metal Manufacturing encompasses the production of custom-engineered steel and metal structural components used in construction, infrastructure, and defense applications. This includes fabricated beams, girders, trusses, columns, and other load-bearing elements fabricated from raw steel, aluminum, or alloy materials using cutting, welding, bending, and machining processes.
Industry Spending Overview
Federal obligations, top contractors and agencies, and related industry codes for NAICS 332312.
AI Industry Description
NAICS 332312 – Fabricated Structural Metal Manufacturing encompasses the production of custom-engineered steel and metal structural components used in construction, infrastructure, and defense applications. This includes fabricated beams, girders, trusses, columns, and other load-bearing elements fa...
NAICS 332312 – Fabricated Structural Metal Manufacturing encompasses the production of custom-engineered steel and metal structural components used in construction, infrastructure, and defense applications. This includes fabricated beams, girders, trusses, columns, and other load-bearing elements fabricated from raw steel, aluminum, or alloy materials using cutting, welding, bending, and machining processes. These products are critical to the assembly of military barracks, bridge systems, aircraft hangars, transportation terminals, and facility upgrades across federal installations. The sector bridges heavy manufacturing with civil engineering, serving as a foundational supply chain component for large-scale federal construction and retrofit projects requiring precision-engineered metal structures. Top contractors in this space include BATIR PARTNERS JV, BHPE LLC, MAVERICK CONSTRUCTORS, LLC, MOUNTAIN PACIFIC CONTRACTING AND CONSULTING LLC, and SAVVY BUSINESS INC. These firms range from joint ventures with specialized fabrication capabilities to small businesses with niche expertise in modular metal assembly and field installation. The competitive landscape is characterized by a mix of experienced primes with in-house fabrication facilities and agile subcontractors delivering tailored structural solutions under tight federal timelines. The Department of Defense, Department of Transportation, and Department of the Interior are the primary federal buyers, procuring fabricated structural metal for military base modernization, bridge rehabilitation, ranger station construction, and wildfire-resistant infrastructure. Demand is driven by long-term asset renewal programs, disaster recovery initiatives, and compliance with seismic and environmental standards. The market offers consistent opportunity density due to the enduring need for durable, code-compliant metal structures across federal facilities. Contractors with certified welding standards, ISO-quality fabrication processes, and experience in federal construction delivery systems such as GSA schedules or IDIQ contracts are best positioned to compete. Increasing emphasis on prefabricated and modular construction methods is accelerating demand for pre-engineered structural metal systems.
Small Business Size Standard
The SBA threshold that decides who can bid NAICS 332312 work as a small business.
The SBA cap for this NAICS (13 CFR 121.201). A business at or under it can self-certify as small for work in this code, which is what makes it eligible for a small-business set-aside. The cap is set per NAICS, so the same company can be small in one code and not in another.
13 CFR 121.201, effective January 1, 2026. The SBA revises the table roughly once a year.
Top Contractors
Companies with the highest total award value under NAICS 332312, ranked by dollars won.
| Company | Total Awards | Contracts |
|---|---|---|
| KNIGHT CONST. & SUPPLY, INC | $25.6M | 3 |
| CUMMINS POWER GENERATION INC. | $22.1M | 3 |
| G & G STEEL INC | $18.1M | 2 |
| STEWARD MACHINE CO INC | $14.6M | 1 |
| SEALEVEL CONSTRUCTION INC | $12.3M | 3 |
| CASS HOLDINGS, LLC | $5.4M | 3 |
| CV INTERNATIONAL, INC. | $4.4M | 1 |
| TRANSCO INDUSTRIES, INC. | $4.1M | 3 |
| BCI CONSTRUCTION USA, INC. | $2.9M | 1 |
| GTA CONTAINERS, LLC | $2.8M | 4 |
Top Agencies
Federal agencies directing the most contract spending toward NAICS 332312.
Competition
How many companies historically bid on federal awards in NAICS 332312, from bidder counts reported on USAspending.
Median under 3 bidders per reported award. · 32,166 reported awards
Median Bidders
2
Per reported award, all-time
Single-Bid Awards
26%
Share of reported awards with one bidder
10+ Bidder Awards
5%
Share of reported awards with 10+ bidders
Reported Awards
32,166
8% of 406,914 total awards
Share of reported awards in each bidder-count bracket per federal fiscal year.
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 Family | Competition | Median Bidders | Single-Bid | Bidder Mix | Reported Awards |
|---|---|---|---|---|---|
332312This Code Fabricated Structural Metal Manufacturing | Fewer Bidders | 2 | 26% | 32,1668% of 406,914 | |
33231NAICS Industry | Fewer Bidders | 2 | 32% | 59,53714% of 438,369 | |
3323Industry Group Architectural and Structural Metals Manufacturing | Fewer Bidders | 2 | 37% | 97,78220% of 483,261 | |
332Subsector | Moderate Competition | 3 | 25% | 4,386,65965% of 6,724,986 | |
33Sector Manufacturing | Fewer Bidders | 2 | 44% | 16,883,00469% of 24,369,785 |
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.
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