Plymouth Tube Company

What Plymouth Tube Company does

Plymouth Tube Company is a privately held U.S. industrial manufacturer operating in the mining and metals sector, specializing in stainless steel, carbon, and alloy tubing products. Founded in 1924 and headquartered in Warrenville, Illinois, the company has operated continuously for roughly a century, maintaining a workforce of 501-1000 employees consistent with a mid-sized established industrial producer. The firm is structured as a for-profit private company with no publicly disclosed ticker or ownership structure, and operates a corporate website at plymouth.com.

The company's product offering is centered on metal tubing across three primary material categories — stainless steel, carbon, and alloy — which serve as foundational inputs for downstream industrial applications. The source data does not specify end-market mix, manufacturing footprint, plant count, capacity, or product-level specifications (dimensions, grades, tolerances). There is no disclosure of customer segments, named accounts, distribution model, or go-to-market approach, and the product portfolio is not enumerated beyond the high-level stainless/carbon/alloy classification. No technology stack, proprietary features, certifications, patents, or partnerships are documented in the provided source set.

The revenue model, pricing structure, and contract mechanics are not disclosed. No funding rounds, M&A activity, leadership appointments with verifiable dates, product launches, regulatory actions, or geographic expansion events are present in the source data. As a result, the available information supports only a high-level firmographic profile of a legacy U.S. industrial tubing manufacturer, with substantial information gaps across commercial, financial, and strategic dimensions.

Name

Plymouth Tube Company

Website

https://plymouth.com

Company type

Private

Founded year

1924

Headcount range

501–1,000 employees

Short description

Plymouth Tube Company is a privately held U.S. manufacturer of stainless steel, carbon, and alloy tubing products, founded in 1924 and headquartered in Warrenville, Illinois, serving industrial customers with a workforce of 501-1000 employees.

Ownership category

akta.pro rank

Product category

Metal Tubing Manufacturing

NAICS

Iron and Steel Pipe and Tube Manufacturing from Purchased Steel (33121)

SIC

Steel Pipe & Tubes (3317)

akta.pro primary industry

Pipe & Tube Manufacturing (Seamless & Welded OCTG/Line Pipe/Structural Tube) (IMAKABAI)

akta.pro secondary industry

Pipes & Tubing (Metal, Plastic & Composite) (IMADALAC)

Keywords

• Stainless steel tubing
• Carbon steel tubing
• Alloy tubing products
• Metal tubing manufacturing
• Welded tubing production

Headquarters

HQ city

Warrenville

HQ country

United States

HQ region

North America

Markets served

GTM type

B2B

Offering type

Hardware or Manufacturing

Cost components

Supply Chain, Personnel, Operations, Infrastructure

Core offering

Plymouth Tube Company manufactures and supplies stainless steel, carbon, and alloy tubing products for industrial customers. The company operates as a mining & metals manufacturer producing metal tubular products. Its offerings support industries requiring metal tubing components for fabrication, construction, and industrial applications.

Differentiator

Problem solved

Functional benefit

Products and services

• Stainless Steel Tubing
• Carbon Steel Tubing
• Alloy Steel Tubing

Ideal customer profiles1 record

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Direct peers

• Wheatland Tube (Zekelman Industries): Wheatland Tube, a Zekelman Industries division, manufactures carbon and mechanical steel tubing for industrial, construction, and energy markets. It is the most direct North American competitor to Plymouth Tube's carbon steel product line, sharing the same channels, end-customers, and product specifications.
• Webco Industries: Webco Industries is a US-based manufacturer of carbon, alloy, and stainless steel tubing serving industrial, energy, and automotive markets. Its multi-alloy product mix and customer base overlap directly with Plymouth Tube's stainless/carbon/alloy portfolio.
• TimkenSteel: TimkenSteel produces seamless mechanical steel tubing and alloy steel bars, including carbon and alloy grades used in energy and industrial applications. It competes head-on with Plymouth Tube's alloy and carbon tubing in industrial supply chains.
• Chicago Tube & Iron: Chicago Tube & Iron is a US-based distributor and processor of carbon, stainless, and alloy tubular products. It sits adjacent to Plymouth Tube, sourcing from mills including Plymouth, and competes for value-added distribution and processing revenue.
• Trinity Structural Tubes: Trinity Structural Tubes produces structural steel tubing for construction, industrial, and agricultural applications. It competes with Plymouth Tube's carbon steel structural and mechanical tube product lines in similar North American channels.

Broad incumbents

• Tenaris: Tenaris is a global manufacturer of seamless and welded steel pipe and tube products serving energy, industrial, and automotive end-markets. It is a broad incumbent with overlapping stainless/carbon/alloy product families and a far larger global footprint than Plymouth Tube.
• Vallourec: Vallourec is a leading global producer of premium seamless steel tubes, primarily for oil and gas and industrial markets. While more OCTG-heavy, its industrial seamless tube offering competes with Plymouth Tube's alloy and carbon tube products in mechanical and process applications.
• Outokumpu: Outokumpu is a global stainless steel manufacturer producing stainless tube and pipe products for chemical, energy, and architectural end-uses. It is the most significant incumbent competitor specifically in Plymouth Tube's stainless steel tube segment.
• Sandvik (Materials Technology / Tube division): Sandvik's tube division manufactures seamless stainless and alloy tubes for demanding industrial applications including heat exchangers and instrumentation. It overlaps with Plymouth Tube's high-spec alloy/stainless industrial product lines.

Emerging players

• Tubacex: Tubacex is a Spanish manufacturer of seamless stainless steel tubes focused on industrial and energy applications. It is a specialized competitor in the stainless steel tube niche where Plymouth Tube participates, with growing presence in North America.

Market position

Strengths4 records

Weaknesses4 records

Competitive moat3 records

Key risks4 records

Key highlights5 records

Customer concentration

• Xx.com/plymouthtubeco
• Facebookfacebook.com/plymouthtubeco
• LinkedInlinkedin.com/company/plymouth-tube-company

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 Plymouth Tube Company