Whirlwind Steel Buildings

What Whirlwind Steel Buildings does

Whirlwind Steel Buildings, Inc. is a family-owned manufacturer of pre-engineered metal buildings (PEMBs) and components, founded in 1955 and headquartered in Houston, Texas. The company engineers, fabricates, and ships custom metal buildings — including primary and secondary framing, roof and wall panels, standing seam roofing, trim, doors, and accessories — for commercial, industrial, logistics, self-storage, government, and special-purpose applications. Production runs across two facilities totaling more than 500,000 square feet in Houston, Texas and Tallapoosa, Georgia (the latter opened in 2025), with combined annual throughput of approximately 150 million pounds of steel products.

The core technology stack combines Tekla Structures-based custom detailing software with hot-rolled and cold-form fabrication, robotic welding (BEAMMASTER from AGT), Bradbury roll form lines including the Double High Sheet Line, Conrac automatic beam welders, Beck Connex production controllers, and high-definition plasma cutters. The company carries sector-critical certifications — IAS AC472, FM Approvals, UL listing, MBMA and AISC membership, CWB CSA A660, AWS CWI, and ASNT NDT Levels II/III — and operates an in-house engineering and drafting team of more than 40 professionals licensed across all 50 US states. Technology platforms include the Whirlwind Estimator (a web-based quoting tool for direct customers and resellers) and dedicated sub-brands including Sturdi-Storage. Coatings are sourced through a Sherwin-Williams partnership covering approximately 20 standard color options with 25 to 40-year warranties.

Revenue is generated primarily through one-time hardware sales of engineered buildings and components priced via custom quotes generated through the Whirlwind Estimator or by dedicated sales representatives. Distribution is multi-channel — direct sales with job site delivery (enterprise), the Whirlwind Estimator-enabled reseller program (mid-market), and vetted retail partners (SMB) — supported by a content marketing website, project gallery, downloadable technical library, and an inbound Quick Quote form. Geographic scope is domestic United States only, with no international operating footprint disclosed.

Name

Whirlwind Steel Buildings

Legal name

Whirlwind Steel Buildings, Inc.

Website

https://whirlwindsteel.com

Company type

Private

Founded year

1955

Operating status

Operating

Headcount range

501–1,000 employees

Short description

Whirlwind Steel Buildings is a family-owned, US-based manufacturer of pre-engineered metal buildings and components founded in 1955, serving commercial, industrial, logistics, self-storage, government, and special-purpose clients across all 50 states from facilities in Texas and Georgia.

Ownership category

akta.pro rank

Headquarters

HQ city

Houston

HQ country

United States

HQ region

North America

Offices2 records

Markets served

GTM type

B2B

Offering type

Hardware or Manufacturing

Cost components

Supply Chain, Personnel, Operations, Infrastructure, Marketing or Sales, Technology or R&D

Revenue model

1. Pre-Engineered Metal Buildings: Custom engineered and fabricated metal buildings sold as complete building systems including primary framing, secondary framing, panels, roofing, trim, and accessories. One-time purchase model with delivery directly to job sites.
2. Metal Building Components: Individual components including panels (roof and wall), framing (primary and secondary), roofing systems, trim, and accessories sold separately. Supports both complete building orders and replacement/component-only needs.
3. Custom Fabrication Services: Custom steel fabrication services using both hot-rolled and cold-form processes for specialized structural needs. Includes robotic welding, precision cutting, and rollforming capabilities.

Pricing tiers

Go-to-market motion2 records

Distribution channels3 records

Marketing channels6 records

Core offering

Whirlwind Steel Buildings is a manufacturer of custom-engineered pre-engineered metal buildings (PEMBs) and components. The company designs, fabricates, and delivers complete steel building systems including primary and secondary framing, roof and wall panels, standing seam roofing, trim, doors, and accessories using both hot-rolled and cold-form steel. It also produces specialized building solutions for self-storage facilities and mission-critical technological infrastructure projects.

Product overview

Whirlwind Steel Buildings is a family-owned metal building manufacturer since 1955, operating as both a product company and fabrication service provider. The core offering consists of Pre-Engineered Metal Buildings (PEMBs) — custom-engineered structures designed, fabricated, and assembled with components including primary structural frames (Rigid, Lean-To, Single Slope, Tapered, Column & Beam), secondary structural members (Zees, Cees, Open Channels, Eave Struts), and an extensive portfolio of metal panel profiles. The panel portfolio encompasses commercial/industrial wall and roof panels (Super Span X, Low Rib X, Cor-Span X, Monarch X, 7.2N Rib, Sturdi-Rib) and standing seam roofing systems (Super Seam II, Super Seam Plus, Weather Lok-16, Weather Snap-16, Flat-12, Flat-12R, Fluted-16). The company also offers specialized vertical markets including Self-Storage Solutions (standard, boat/RV, and climate-controlled storage), and Technological Infrastructure buildings for mission-critical facilities. A technology platform, the Whirlwind Estimator, provides project cost quoting for both direct customers and resellers. All products are backed by paint warranties ranging from 20 to 40 years and weathertightness warranties.

Differentiator

Problem solved

Functional benefit

Brands

• Whirlwind Estimator: Technology-enabled project cost estimator for generating estimates for customers on metal building projects.
• Sturdi-Storage

Products and services

• Pre-Engineered Metal Buildings (PEMBs) Custom-engineered, detailed, and fabricated off-site metal building systems including primary framing, secondary framing, roof and wall panels, trim, and accessories. Buildings are designed to exact specifications and meet code requirements across all 50 states for commercial, industrial, and institutional buyers.
• Building Components (Panels, Roofing, Frames & Trim) Comprehensive line of metal building components including panel profiles, structural frames, secondary structural members, doors, and trim accessories available in multiple colors with warranties up to 40 years. Sold both with full building systems and as standalone component orders for repairs, renovations, or replacements.
• Self-Storage Solutions (Sturdi-Storage) Purpose-built metal buildings for self-storage facilities, including custom unit sizes, roll-up doors, insulation packages, gutters and downspouts, climate-controlled hallway systems, and 40-year color warranty options. Available in standard, boat/RV, and climate-controlled configurations.
• Technological Infrastructure Buildings Metal building solutions for mission-critical technology facilities, combining BIM-based design with industry certifications (IAS AC472, FM, UL) for precision, speed, and performance in advanced infrastructure projects such as data and communications infrastructure.
• Whirlwind Estimator Web-based platform that generates non-binding cost estimates for Whirlwind metal building products and services; resellers can use it to create customer estimates as part of the company's channel program.

Quantifiable outcome

• Faster construction timeline by overlapping foundation work with building fabrication
• +3 more outcomes

Named customers1 record

Segments6 records

Ideal customer profiles6 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature7 records

Partnerships

Nine partnerships are on record, tiered core.

• Sherwin-WilliamscoreTechnology or IntegrationWhirlwind Steel has partnered with Sherwin-Williams for color and coatings expertise. Sherwin-Williams provides coil and extrusion metal coatings with enduring commitment to color options. Their coatings offer design freedom and include solar reflective options for sustainability and energy efficiency. Colors available include Cool White, Colonial Red, Koko Brown, Colony Green, Polar White, Patriot Red, Evergreen, Fern Green, Black, Light Stone, Ash Gray, Surfsand, Burnished Slate, Hawaiian Blue, Sahara Tan, Old Town Gray, Steel Gray, Royal Blue, and Galvalume Plus.
• BradburycoreTechnology or IntegrationWhirlwind uses Bradbury equipment for cold form production, including the Bradbury Double High Sheet Line with enhanced capabilities featuring rafts, stands, Super Span roll tooling, and Low Rib tooling. The Bradbury QTR provides improved efficiencies and enhanced quality for finished products including eave struts, Cees, Zees, and custom shapes.
• AGT (BEAMMASTER)coreTechnology or IntegrationWhirlwind utilizes BEAMMASTER robotic welding solutions from AGT at both manufacturing facilities. The system offers custom options for single piece orders for beam or column welding applications, enabling precision automation for structural steel projects.
• Beck ControlscoreTechnology or IntegrationAll roll form production lines feature Beck Connex Controllers. The Connex integration system eliminates manual data entry by providing interface that downloads jobs with material verification, ensuring consistent quality across product line.
• ConraccoreTechnology or IntegrationConrac automatic beam welders ensure better productivity and faster throughput on straight and tapered beams. Automatically welds both flanges of beam at once, delivering penetration on up to 1/2 inch web and 1-1/2 inch flange up to 50 feet long in one operation.
• Trimble (Tekla Structures)coreTechnology or IntegrationCustomized software built on Tekla Structures environment provides industry-leading automation from primary and secondary to sheeting and trim. This tool enhances efficiency while supporting higher accuracy than traditional detailing, ensuring seamless integration from design through fabrication.
• Metal Building Manufacturers Association (MBMA)coreStrategic or Co-development PartnerActive member participating in research, building codes and standards advancement, and education of the construction community. Partnership supports a strong, sustainable metal building systems industry meeting needs of owners and society.
• American Institute of Steel Construction (AISC)coreStrategic or Co-development PartnerActive member collaborating to advance practice of steel construction and participate in best practices and standards development for metal building solutions.
• IAS (International Accreditation Service)coreOthersWhirlwind undergoes annual and stringent accreditation process for metal building manufacturers by IAS. Accreditation based on requirements in IAS Accreditation Criteria AC472, International Building Code, and related standards.

Scale indicators8 records

Recent moves6 records

Expansion highlights5 records

Market position

Strengths5 records

Weaknesses5 records

Competitive moat6 records

Key risks1 record

Key highlights7 records

Customer concentration

• YouTubeyoutube.com/channel/UCpfUqqcEp11OHWLXB1tIgOw
• Xx.com/whirlwindsteel
• Facebookfacebook.com/WhirlwindSteel
• LinkedInlinkedin.com/company/whirlwind-steel-buildings-inc

Compliance12 records

Revenue estimate

Valuation estimate

Number of profiles

Profiles1 record

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about Whirlwind Steel Buildings