Irwin Steel
Irwin Steel is a Texas-based structural steel fabricator (founded 1953) producing multi-thousand-ton steel packages for commercial, semiconductor-fab, stadium, and aviation projects under AISC certification, serving general contractors and owners.
- Company typePrivate
- Founded1953
- HeadquartersJustin, United States
- Headcount251–500
- GTM typeB2B
- OfferingHardware or Manufacturing
What Irwin Steel does
Irwin Steel is a structural steel fabricator headquartered in Justin, Texas, founded in 1953 and now operating one of the largest structural steel production footprints in the state at more than 40 acres, with a workforce of 251-500 employees. The company produces fabricated structural steel components for commercial, industrial, and large-assembly projects including sports venues (AT&T Stadium, Globe Life Field), semiconductor fabrication facilities (Samsung, Texas Instruments, Global Wafers America), aviation, data centers, corporate headquarters, and education infrastructure, with tonnages on signature projects reported in the 17,000-19,000 ton range. Irwin Steel holds AISC certification with Complex Coatings and Sophisticated Paint Endorsements, supporting work that requires advanced corrosion protection and surface treatment; the company has invested in robotics and shop automation and executes work on multiple continents.
The firm operates as a multi-generational, family-owned private LLC under a project-based B2B model, contracting with general contractors, owners, and developers through competitive construction procurement. Revenue is generated per ton of fabricated and delivered steel, with capacity and certification requirements functioning as gating criteria for bid eligibility on complex and mega-project scopes. Mix is diversified across end markets (sports, semiconductor, commercial, aviation) at the segment level but concentrated at the project level, given the multi-thousand-ton scale of individual engagements. No public funding, M&A, or capital-markets activity is disclosed.
Irwin Steel firmographics
Firmographics- Name
- Irwin Steel
- Legal name
- Irwin Steel, LLC
- Website
- https://irwinsteel.net
- Company type
- Private
- Founded year
- 1953
- Operating status
- Operating
- Headcount range
- 251–500 employees
- Short description
- Irwin Steel is a Texas-based structural steel fabricator (founded 1953) producing multi-thousand-ton steel packages for commercial, semiconductor-fab, stadium, and aviation projects under AISC certification, serving general contractors and owners.
- Ownership category
- akta.pro rank
Irwin Steel industry classification
Industry- Product category
- Structural Steel Fabrication
- NAICS
- Fabricated Structural Metal Manufacturing (332312), Structural Steel and Precast Concrete Contractors (23812)
- SIC
- Fabricated Structural Metal Products (3440), Heavy Construction Other Than Bldg Const - Contractors (1600)
- akta.pro primary industry
- Structural Steel Fabrication (IMADACAA)
- akta.pro secondary industries
- Steel Plate, Sections & Welded Assemblies (IMADACAD), Architectural & Miscellaneous Metals (Stairs, Railings, Ladders) (IMADACAE)
Keywords
Where Irwin Steel is headquartered
LocationHeadquarters
- HQ city
- Justin
- HQ country
- United States
- HQ region
- North America
Offices1 record
Markets served
Irwin Steel business model
Business model- GTM type
- B2B
- Offering type
- Hardware or Manufacturing
- Cost components
- Supply Chain, Personnel, Operations, Infrastructure, Technology or R&D, Marketing or Sales
Revenue model
- Structural Steel Fabrication: Fabrication of structural steel components for large-scale construction projects including stadiums, arenas, commercial buildings, data centers, and industrial facilities. Revenue is generated on a project-by-project basis through contracts with general contractors and project developers. Projects range from hundreds to tens of thousands of tons of fabricated steel.
- Miscellaneous Steel Fabrication: Fabrication of miscellaneous steel products including stairs, railings, and custom steel components. Often provided as part of larger structural steel contracts or as standalone projects.
- Steel Erection Services: Field erection of fabricated steel products at construction sites, typically included as part of comprehensive steel construction contracts.
Pricing tiers
| Model | Billing | Price |
|---|---|---|
| Other | Multi-year contract | Quote-based project pricing |
Go-to-market motion1 record
Distribution channels1 record
Marketing channels2 records
Irwin Steel product offering
Product offeringCore offering
Irwin Steel fabricates structural and miscellaneous steel for large-scale commercial construction projects, operating from a 40+ acre facility in Justin, Texas. The company produces pan stairs (concrete frame), standard steel stairs (steel frame), and custom steel stairs (steel frame) for general contractors and project developers across sports venues, data centers, manufacturing facilities, airports, and commercial buildings.
Product overview
Irwin Steel, LLC is a steel construction and fabrication company founded in 1953, offering physical construction products rather than software. The company's core product portfolio centers on structural and miscellaneous steel fabrication, with three distinct steel stair product lines: Pan Stairs (Concrete Frame) for concrete structure installations, Standard Steel Stairs (Steel Frame) for steel structure applications, and Custom Steel Stairs (Steel Frame) for bespoke architectural requirements. Each stair product includes comprehensive fabrication documentation with detailed engineering drawings. Beyond stairs, the company provides full-service structural steel fabrication and miscellaneous steel components for stadiums, arenas, entertainment venues, manufacturing facilities, airports, and commercial buildings across the United States. The company operates from a 40+ acre facility in Justin, Texas, with AISC certification including Complex Coatings Endorsement.
Differentiator
Problem solved
Functional benefit
Products and services
- Structural Steel Fabrication
Quantifiable outcome
- Second-largest structural steel facility in Texas
Companies that use Irwin Steel
Customer profileNamed customers10 records
Segments6 records
Ideal customer profiles6 records
Irwin Steel technology and API
TechnologyTechnology focussed No
API detail
- Has API
- No
- API docs
- API detail
Core technology
AI maturity
App detail
Feature3 records
Irwin Steel partnerships and signals
Strategic signalPartnerships
One partnership is on record.
- American Institute of Steel Construction (AISC)coreActive member of AISC, the leading organization for the steel construction industry. AISC certification and endorsement programs set industry standards for quality and fabrication practices. Irwin Steel holds AISC certification along with Sophisticated Paint Endorsement and Complex Coatings Endorsement.
Scale indicators4 records
Recent moves6 records
Expansion highlights5 records
Irwin Steel competitors and assessment
Company assessmentDirect peers
- SteelFab: Emerson, SC-based structural and miscellaneous steel fabricator with multiple fabrication facilities serving commercial, industrial, and institutional projects. Comparable in scale, AISC certification, and project-mix to Irwin Steel.
- Cives Steel Company: North American structural and miscellaneous steel fabricator with multiple plants across the U.S. and Canada. Competes with Irwin Steel on large commercial, industrial, and institutional structural steel projects.
- SME Steel Contractors: West Jordan, Utah-based structural steel contractor providing fabrication and erection for stadiums, convention centers, and commercial projects. Comparable in scope and customer base to Irwin Steel's sports and entertainment segment.
- Hirschfeld Industries: Texas-headquartered (Abilene) structural steel fabricator and erector serving commercial, industrial, and infrastructure projects across the U.S. Most direct competitor to Irwin Steel given overlapping Texas base, similar scale, and shared focus on stadium, industrial, and large commercial steel work.
- LeJeune Steel Company: Minneapolis-headquartered structural steel fabricator serving commercial, healthcare, sports, and institutional markets in the Upper Midwest. Competes with Irwin Steel on similar project types, including arenas and large commercial structures.
- Paxton & Vierling Steel: Midwest-based structural steel fabricator and erector serving commercial, healthcare, education, and industrial markets. Comparable project mix and structural steel focus to Irwin Steel, with overlapping stadium and large-venue experience.
- TrueNorth Steel: Upper Midwest structural and miscellaneous steel fabricator serving commercial, industrial, and agricultural markets. Comparable fabrication business model and AISC-certified operations to Irwin Steel, though smaller in scale.
- Schuff Steel (Shimmick Construction): Long-standing U.S. structural steel fabricator and erector now operating under Shimmick; historically completed stadium, healthcare, and large commercial projects comparable to Irwin Steel's portfolio. Direct competitor on large-tonnage structural steel bids nationwide.
Broad incumbents
- AZZ Inc. Publicly traded provider of metal coating and galvanizing services, including steel fabrication for infrastructure. Broader portfolio than Irwin Steel but overlaps in metal processing and structural steel-related services for large projects.
- Nucor Corporation: Largest U.S. steel producer and downstream fabricator of joists, decking, and structural components. Indirect peer — supplies raw steel and competing downstream products into the same construction end-markets Irwin Steel serves.
Market position
Strengths5 records
Weaknesses5 records
Competitive moat5 records
Key risks6 records
Key highlights7 records
Customer concentration
Irwin Steel social profiles
Digital presenceIrwin Steel compliance and trust
Trust signalCompliance1 record
Irwin Steel financial estimates
Financial estimateRevenue estimate
Valuation estimate
Irwin Steel leadership team
Management profileNumber of profiles
Irwin Steel funding detail
Funding detailFunding overview
Funding rounds
Investors
Funding detail is available on the Subscription and Enterprise plan.Contact sales →
Irwin Steel M&A and investment
M&A and investmentM&A
Investments
M&A and investment is available on the Subscription and Enterprise plan.Contact sales →
Frequently asked questions about Irwin Steel
What does Irwin Steel do?
Irwin Steel fabricates structural and miscellaneous steel for large-scale commercial construction projects, operating from a 40+ acre facility in Justin, Texas. The company produces pan stairs (concrete frame), standard steel stairs (steel frame), and custom steel stairs (steel frame) for general contractors and project developers across sports venues, data centers, manufacturing facilities, airports, and commercial buildings.
Is Irwin Steel a public or private company?
Irwin Steel is a private company. It is classified as family owned and is currently operating.
When was Irwin Steel founded?
Irwin Steel was founded in 1953. It employs 251 to 500 people.
Where is Irwin Steel based?
Irwin Steel is headquartered in Justin, United States, in the North America region.
How does Irwin Steel make money?
Three revenue lines are on record. Structural Steel Fabrication is the primary driver. The others are miscellaneous Steel Fabrication and steel Erection Services.
Who are Irwin Steel's main competitors?
Direct peers on record are SteelFab, Cives Steel Company, SME Steel Contractors, Hirschfeld Industries, LeJeune Steel Company, Paxton & Vierling Steel, TrueNorth Steel and Schuff Steel (Shimmick Construction). Broad incumbents are AZZ Inc. and Nucor Corporation.
Does Irwin Steel have an API?
No public API is recorded for Irwin Steel.
What industry is Irwin Steel in?
Irwin Steel's product category is Structural Steel Fabrication. Its primary akta.pro industry code is IMADACAA, Structural Steel Fabrication, with a secondary code of IMADACAD, Steel Plate, Sections & Welded Assemblies. Its NAICS code is 332312 and its SIC code is 3440.