Cerro Wire

What Cerro Wire does

Cerro Wire, operating under the Cerrowire brand, is a US-based manufacturer of copper and aluminum electrical building wire and cable products headquartered in Hartselle, Alabama. The company's core technology covers Metal-Clad (MC) cables with interlocking aluminum armor, nonmetallic sheathed cables (CerroMax NM-B and UF-B), service entrance cables (SER and SEU), THHN/THWN-2 building wire, flexible cords (SJOOW), and specialty products such as annunciator bell wire, lamp wire, landscape cable, and healthcare- and fire-alarm-rated MC assemblies. Differentiated features include a UL-verified 5.09 lb average installation pull force, a patent-pending Armor Coding System with sequential footage and chevron indicators, and CerroMax color-coded jackets on 14/3 and 12/3 NM-B products.

Cerro Wire generates revenue through one-time product sales of wire and cable, manufactured at four facilities in Alabama (two: Thompson Road and Byrd Road), Georgia (Carrollton), Indiana (Crothersville), and Utah (Ogden), with an additional retail distribution office in Kennesaw, Georgia. Pricing is not publicly disclosed; customers are directed to distributors and retailers for quotes. The company is a wholly-owned subsidiary of Marmon, itself a portfolio company of Berkshire Hathaway, providing corporate backing and procurement scale.

The go-to-market is dual-channel: commercial and industrial customers are served through electrical wholesale distributors and a nationwide network of manufacturer's representatives, while residential customers, licensed electricians, homebuilders, and DIY homeowners purchase through national retailers including Home Depot and Menards and regional outlets like House-Hasson Hardware and Rural King. Customer segmentation is horizontal across residential, commercial, and industrial applications with no named end-customer dependencies in the disclosed data.

Name

Cerro Wire

Legal name

Cerro Wire

Website

https://cerrowire.com

Company type

Private

Founded year

1960

Operating status

Operating

Headcount range

101–250 employees

Short description

Cerro Wire is a US manufacturer of copper and aluminum electrical building wire and MC cable, serving residential, commercial, and industrial end markets through wholesale distributors, manufacturer representatives, and national retailers across four US plants.

Ownership category

akta.pro rank

Product category

Electrical Wire and Cable Manufacturing

NAICS

Communication and Energy Wire and Cable Manufacturing (33592), Other Communication and Energy Wire Manufacturing (335929), Electrical Equipment Manufacturing (33531)

SIC

Electric Lighting & Wiring Equipment (3640), Miscellaneous Electrical Machinery, Equipment & Supplies (3690)

akta.pro primary industry

Building Wire & Cable (Residential/Commercial) (IMADAMAA)

akta.pro secondary industries

Aluminum Wire Rod & Conductors (IMAKACAH), Overhead Conductors & Transmission Cable (IMADAMAH), Cable Assemblies & Wire Harnesses (HDAHAOAB)

Keywords

• Copper building wire
• Metal-clad cable
• Electrical wire manufacturing
• MC cable supplier
• Building wire distribution

Headquarters

HQ city

Hartselle

HQ country

United States

HQ region

North America

Offices7 records

Markets served

GTM type

B2B

Offering type

Hardware or Manufacturing

Cost components

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

Revenue model

1. Copper and Aluminum Wire Products: Cerrowire manufactures and distributes copper and aluminum wire and building cable products including building wire, portable cord, specialty wires, MC cables, and nonmetallic sheathed cables. Revenue is generated through direct product sales to distributors, retailers, and through manufacturer representatives.

Go-to-market motion1 record

Distribution channels3 records

Marketing channels1 record

Core offering

Cerro Wire manufactures and distributes copper and aluminum wire and building cable products, including Metal-Clad (MC) cables, nonmetallic sheathed building cables (NM-B and UF-B), service entrance cables (SER and SEU), bare copper conductors, portable cord, and specialty low-voltage wires. The company operates four manufacturing plants across the United States (Alabama, Georgia, Indiana, Utah) and supplies residential, commercial, and industrial electrical wiring markets. Products are sold primarily through electrical wholesale distributors, manufacturer's representatives, and national/regional retailers.

Product overview

Cerro Wire is a copper wire and cable manufacturer offering a comprehensive portfolio of electrical wire products. The core product lines include Metal-Clad (MC) cables in various configurations (All Purpose, Healthcare, Fire Alarm, Multi-Neutral), nonmetallic sheathed cables (CerroMax NM-B and UF-B for residential and underground applications), service entrance cables (SER and SEU), and building wire products (THHN/THWN-2). Specialized offerings include healthcare-grade MC cables with dual grounding systems, flexible cords (SJOOW, SOOW) for industrial applications, and low-voltage products such as lamp wire, landscape cable, primary wire, and annunciator bell wire. The company operates as part of the Marmon/Berkshire Hathaway portfolio and serves residential, commercial, and industrial markets through manufacturing plants across Alabama, Georgia, Indiana, and Utah.

Differentiator

Problem solved

Functional benefit

Brands

• CerroMax™ NM-B: CerroMax™ Nonmetallic Sheathed Indoor Copper Building Cable for residential wiring applications including branch circuits for outlets, switches, and ceiling fans.
• CerroMax™ UF-B
• CerroPack
• Barrel Pro
• CerroFlex
• ReelRover Wire Reel
• SLiPWire
• True Sequential Footage

Products and services

• All Purpose MC Cable Metal-clad cable with 14 AWG to 10 AWG THHN/THWN-2 insulated copper conductors and bare aluminum grounding conductor in continuous contact with interlocking armor. Designed for commercial, industrial, and multi-residential branch circuits in dry locations.
• Annunciator Bell Wire Low voltage twisted wire for bells, buzzers, door chimes, and furnace controls. Features two solid copper conductors with heat and moisture-resistant PVC insulation, rated up to 60°C.
• CerroMax NM-B (Nonmetallic Sheathed Building Cable) Nonmetallic sheathed indoor copper building cable with color-coded PVC jackets. Designed for residential branch circuits, ceiling fans, and receptacles in dry locations. Features the exclusive CerroMax color coding system on 14/3 and 12/3 NM-B.
• CerroMax UF-B (Underground Feeder/Branch Cable)

Quantifiable outcome

• UL-verified 5.09lbs Average Installation Pull Force - significantly easier cable pulling vs. competitor products
• +1 more outcomes

Segments3 records

Ideal customer profiles3 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature8 records

Scale indicators2 records

Recent moves6 records

Expansion highlights4 records

Direct peers

• Southwire Company: Southwire is the largest US-based manufacturer of wire and cable, including building wire, MC cable, and portable cord products sold through identical electrical wholesale and retail channels. It is the most direct competitor to Cerro Wire across residential, commercial, and industrial segments.
• Encore Wire (Prysmian): Encore Wire, acquired by Prysmian in 2024, is a leading US building wire manufacturer focused on NM-B, THHN, and MC cable products serving electrical distributors. Its product mix and channel strategy directly overlap Cerro's residential and commercial building wire business.
• Service Wire Co. Service Wire is a US manufacturer of building wire, MC cable, and portable cord products serving electrical wholesale distribution. It is a direct mid-tier competitor to Cerro with overlapping customer base and channel strategy.
• Houston Wire & Cable (Genuine Cable Group): Houston Wire & Cable, now operating as Genuine Cable Group, distributes and supplies building wire, portable cord, and cable products through the same electrical wholesale channel as Cerro. While more distribution-focused, it competes directly for distributor shelf space and contractor specification.
• Omni Cable: Omni Cable is a US master distributor of electrical wire and cable, including building wire and MC cable products from multiple manufacturers. It is a critical channel partner and competitor for shelf space at electrical distributors, comparable to Cerro's distribution positioning.
• American Wire Group: American Wire Group is a US-based manufacturer and supplier of building wire, including aluminum and copper conductors for residential, commercial, and utility markets. It is a direct mid-tier competitor, particularly in aluminum building wire where Cerro also competes.
• Republic Wire: Republic Wire is a US manufacturer of copper building wire and cable products serving electrical distribution. Its product portfolio (NM-B, THHN, MC cable) overlaps directly with Cerro's core residential and commercial building wire offerings.

Broad incumbents

• Prysmian Group: Prysmian is the world's largest cable manufacturer with significant US presence after acquiring General Cable and Encore Wire. It competes broadly across building wire, utility cable, and specialty cables, providing scale and procurement leverage that structurally pressure mid-tier US players like Cerro.
• Belden Inc. Belden is a US-based manufacturer of specialty cables, including industrial, networking, and broadcast cabling, with some building and infrastructure exposure. While its core is more specialized than Cerro, it competes in adjacent cable categories and shares electrical distributor channels.
• Eaton (Cooper Wiring): Eaton is a large diversified power management company with electrical wiring products that overlap with Cerro's distribution channels. While Eaton focuses more on wiring devices and electrical components, its scale in the electrical channel makes it a broad competitor for shelf space and contractor specification.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat3 records

Key risks6 records

Key highlights6 records

Customer concentration

• LinkedInlinkedin.com/company/cerrowire

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 Cerro Wire