Horizon Steel

What Horizon Steel does

Horizon Steel Company is a privately held flat-rolled carbon steel service center founded in 1983 and headquartered in Shelby Township, Michigan. The company operates three manufacturing facilities — Wheeling, Illinois (55,000 sq ft); Shelby Township, Michigan (150,000 sq ft); and Kalamazoo, Michigan (100,000 sq ft) — totaling 305,000 sq ft of operating footprint with crane capacities up to 30 tons, supplemented by sales offices in Kirkwood, Missouri and Ontario, Canada. Horizon supplies seven steel material grades (aluminized, cold rolled, electrogalvanized, hot dipped galvanized, galvannealed, hot rolled, and specialty metals including brass, stainless, and tin plate) alongside five processing services: slitting, cut-to-length and blanking, edging and oscillating, supply chain management, and warehousing.

The company's core technology stack is centered on precision metal processing rather than software: rotary slitting lines maintain width tolerances of +/- .005 inches, CTL lines use roller levelers for flatness, oscillate rewinders reduce changeover time, and the company holds ISO/IEC 17025:2017 lab accreditation (valid through 10-31-27) for in-house chemical and physical property verification. Specialty capability extends to Advanced High Strength Steels (AHSS) and Ultra High Strength Steels (UHSS), including Dual Phase, Multi Phase, TRIP, and Martensitic grades — a capability set that targets automotive lightweighting programs. Quality certifications include ISO 9001:2015 and IATF 16949:2016, the latter of which is required for direct supply into North American automotive tier programs.

Horizon's revenue model is transaction-based, with quote-driven pricing on both steel materials and processing services; pricing is negotiated per RFQ and not publicly disclosed, with multi-year supply agreements in place for larger accounts. Go-to-market is sales-led via outside sales representatives, Salesforce CRM, and direct quote requests through the corporate website, with no distributor or third-party channel layer. The customer base spans automotive (primary vertical), solar, construction, agriculture, heavy truck and transportation, appliance and hardware, and oil/mining/infrastructure. Operational performance is reported at near-100% on-time delivery and a sub-0.2% rejection rate, both of which are core commercial claims used in customer retention. The company serves customers across the United States, Mexico, and Canada with direct shipments from its Midwest manufacturing base.

Name

Horizon Steel

Legal name

Horizon Steel Company

Website

https://horizonsteel.com

Company type

Private

Founded year

1983

Operating status

Operating

Headcount range

11–50 employees

Short description

Horizon Steel is a privately held, Midwest-based flat-rolled carbon steel service center founded in 1983 that supplies seven steel grades and precision processing services — including AHSS slitting, cut-to-length, edging, and supply chain management — to automotive, solar, construction, agriculture, heavy truck, and appliance manufacturers across North America.

Ownership category

akta.pro rank

Product category

Steel Processing and Manufacturing Services

NAICS

Steel Product Manufacturing from Purchased Steel (3312)

SIC

Sheet Metal Work (3444)

akta.pro primary industry

Steel Service Centers & Processing (Slitting, Cut-to-Length, Blanking, Leveling) (IMAKABAL)

Keywords

• Steel processing services
• Flat rolled steel
• Steel slitting services
• Metal service center
• Steel supply chain

Headquarters

HQ city

Shelby

HQ country

United States

HQ region

North America

Offices5 records

Markets served

GTM type

B2B

Offering type

Hardware or Manufacturing

Cost components

Supply Chain, Operations, Personnel, Infrastructure, Marketing or Sales

Revenue model

1. Steel Product Sales: Direct sale of steel products including aluminized steel, cold rolled steel, electrogalvanized steel, hot dipped galvanized steel, galvannealed steel, hot rolled steel, and specialty metals (brass, stainless steel, tin plate). Customers purchase steel materials processed to their specifications.
2. Steel Processing Services: Processing services including slitting, cut to length and blanking, edging, oscillating, and supply chain management. Services are billed as part of the overall steel product cost or as separate processing fees based on customer requirements.

Pricing tiers

Go-to-market motion1 record

Distribution channels4 records

Marketing channels4 records

Core offering

Horizon Steel is a flat rolled carbon steel service center founded in 1983 that supplies processed steel materials and processing services including slitting, cut to length, blanking, edging, oscillating, and galvanizing. The company holds specialty capability in Advanced High Strength Steels (AHSS) and Ultra High Strength Steels (UHSS), serving automotive, solar, construction, agriculture, heavy truck, appliance, and oil and mining customers across North America.

Product overview

Horizon Steel is a steel service center founded in 1983, specializing in flat rolled carbon steel processing and supply chain management. The company operates as a single-source solution offering both steel materials and processing services. Their product portfolio includes seven distinct steel materials: Aluminized Steel, Cold Rolled Steel, Electrogalvanized Steel, Hot Dipped Galvanized Steel, Galvannealed Steel, Hot Rolled Steel, and Special Products (Brass, Stainless Steel, Tin Plate). These steel materials are complemented by five core processing services: Slitting Services (with specialty in AHSS Advanced High Strength Steels), Cut To Length & Blanking, Edging & Oscillating, Supply Chain Management, and Steel Warehousing. The company serves automotive, solar, hardware, construction, agriculture, and infrastructure industries across North America with facilities in Illinois and Michigan.

Differentiator

Problem solved

Functional benefit

Products and services

• Aluminized Steel

Quantifiable outcome

• Near perfect on-time delivery (100% target)
• +1 more outcomes

Segments7 records

Ideal customer profiles7 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature4 records

Scale indicators5 records

Recent moves5 records

Expansion highlights5 records

Direct peers

• Worthington Enterprises: Large publicly traded steel processor operating flat-rolled slitting, CTL, and blanking lines serving automotive, construction, and industrial OEMs across North America. Closest direct competitor to Horizon Steel in terms of service center processing model, automotive customer base, and AHSS capability.
• Kloeckner Metals: Major North American steel service center network providing slitting, CTL, blanking, and supply chain services to automotive, appliance, and industrial OEMs. Comparable processing services and customer verticals, with broader geographic scale than Horizon Steel.
• Olympic Steel: Mid-sized publicly traded steel service center with flat-rolled processing (slitting, CTL, blanking) and supply chain services to automotive, industrial, and construction customers. Direct competitor in size, product mix, and end-market orientation to Horizon Steel.
• National Material Company: Privately held flat-rolled steel processor with slitting, CTL, blanking, and stamping capabilities serving automotive and industrial OEMs across multiple Midwest and southern US facilities. Direct peer in processing services and automotive customer base.
• Mill Steel Company: Private Grand Rapids-based flat-rolled steel service center offering slitting, CTL, blanking, and edging with a Midwest geographic footprint overlapping Horizon's Michigan facilities. Closest private peer in size, geography, and processing capabilities.

Broad incumbents

• Reliance Steel & Aluminum Co. Largest metals service center operator in North America with hundreds of processing facilities across carbon steel, aluminum, and stainless. Overlaps with Horizon on flat-rolled carbon steel processing and automotive supply, but operates at vastly broader scale and product breadth.
• U.S. Steel / Big River Steel: Integrated steelmaker that, through the former Steel Technologies platform, operates downstream flat-rolled service centers including AHSS slitting for automotive customers. Represents both a mill competitor and a service-center competitor to Horizon Steel.

Market position

Competitive moat5 records

Key highlights6 records

Customer concentration

• LinkedInlinkedin.com/company/1197203

Compliance3 records

Revenue estimate

Valuation estimate

Number of profiles

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 Horizon Steel