Verified Nov 2026
Metal Fabrication
·
Hartselle, Alabama
·
Since 1920
Cerrowire is a United States manufacturer of copper building wire, Metal Clad (MC) cable, and specialty electrical wiring, headquartered in Hartselle, Alabama. Founded in 1920, it employs roughly 200 to 500 people, with estimated revenue of $250 to $500 million. The company is a subsidiary of the Marmon Group, part of Berkshire Hathaway. It serves automotive, electric vehicle, electronics, appliance, construction, and medical industries. In May 2026, it announced an expanded sales territory covering Iowa and much of Nebraska through the Rouzer Group.
Cerrowire at a glance
Revenue
$250-500M
Est. band
Employees
200-500
Founded
1920
Headquarters
Hartselle, Alabama
Industries
Automotive
Electric Vehicles
Electronics
Appliance
Construction
Medical
Overview
Cerrowire is a United States manufacturer of copper building wire, Metal Clad (MC) cable, and specialty electrical wiring, headquartered in Hartselle, Alabama. Founded in 1920, it employs roughly 200 to 500 people, with estimated revenue of $250 to $500 million. The company is a subsidiary of the Marmon Group, part of Berkshire Hathaway. It serves automotive, electric vehicle, electronics, appliance, construction, and medical industries. In May 2026, it announced an expanded sales territory covering Iowa and much of Nebraska through the Rouzer Group.
At a glance
Attribute | Detail |
|---|---|
Founded | 1920 |
Headquarters | Hartselle, Alabama |
Employees | 200-500 |
Revenue | $250-500M (estimated) |
Primary capability | Metal Fabrication |
What Cerrowire makes
Cerrowire's product range includes copper building wire, MC cable, color-coded wire such as its CerroMax NM-B cable, and tangle-free wire reels, and the record lists aluminum among its products.
Products and capabilities described on the company's own site include Aluminum (source: cerrowire.com).
Latest developments
2026-10-06 — Cerrowire Reel-N-Reel: Easy Pulls, No Overspin (electrasales.net)
2026-09-21 — Cerrowire is proud to celebrate the Grand Opening of QED's newest facility, QED Mesa CDC, alongside our partners at QED Electric! Join us on Thursday, October 1, 2026, from 11:00 AM to … | Cerrowire (linkedin.com)
2026-07-08 — Keeping Texas Cool, One Fridge at a Time. | Cerrowire (linkedin.com)
2026-06-23 — Marmon highlighted Cerrowire’s Barrel Pro as part of a new Innovation series, showcasing innovative products from companies they are part of. They proudly recognized the Barrel Pro as a winner of Marmon’s … | Cerrowire (linkedin.com)
2026-05-18 — We're pleased to announce the Rouzer Group will be expanding its Cerrowire sales rep territory to cover Iowa and much of Nebraska. Together, we’re strengthening our ability to serve customers in the … | Cerrowire (linkedin.com)
2025-12-30 — 🏆 Big win alert! Cerrowire + SCSWorx took home MOST INNOVATIVE USE OF beMatrix Products at NECA! | Cerrowire (linkedin.com)
Company details
Cerrowire is privately held as a Marmon Group subsidiary and serves electrical distributors, wholesalers, and retailers across the United States. Cerrowire was founded in 1920, has an estimated 200-500 employees, and is headquartered in Hartselle, Alabama.
Frequently asked questions
What does Cerrowire make?
Cerrowire is a United States manufacturer of copper building wire, Metal Clad (MC) cable, and specialty electrical wiring, headquartered in Hartselle, Alabama. Founded in 1920, it employs roughly 200 to 500 people, with estimated revenue of $250 to $500 million. The company is a subsidiary of the Marmon Group, part of Berkshire Hathaway. It serves automotive, electric vehicle, electronics, appliance, construction, and medical industries. In May 2026, it announced an expanded sales territory covering Iowa and much of Nebraska through the Rouzer Group.
Where is Cerrowire headquartered?
Cerrowire is headquartered in Hartselle, Alabama (1099 Thompson Rd SE, Hartselle, Alabama, 35640-8471).
When was Cerrowire founded?
Cerrowire was founded in 1920.
How big is Cerrowire?
Cerrowire has an estimated 200-500 employees, with revenue in the $250-500M range (estimated).
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Last verified Nov 2026. Is this your company? Request a correction.
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