Verified Nov 2026
Thermal & Fluid Systems
·
Westlake, Ohio
·
Since 1952
Western Enterprises, founded in 1952 and headquartered in Westlake, Ohio, manufactures thermal and fluid systems including high-pressure gas control, storage, and transmission solutions. The company operates as a Berkshire Hathaway subsidiary through Marmon Holdings and serves automotive, electric-vehicle, medical, and industrial-equipment sectors with 200–500 employees and an estimated $10–50 million revenue band. Recent activity includes exhibit participation at industry conferences such as AHR Expo 2026 and GAWDA SMC.
Western Enterprises at a glance
Revenue
$10-50M
Est. band
Employees
200-500
Founded
1952
Headquarters
Westlake, Ohio
Certifications
ISO 13485 · ISO 9001
Import activity
855
Industries
Automotive
Electric Vehicles
Medical
Industrial Equipment
Sourcing and import activity
From US customs bill-of-lading records
US sea imports
855
Named foreign suppliers
44
Top origins
China · Taiwan · Spain · United Kingdom
Shared foreign counterparties do not establish that these companies buy from Western Enterprises.
What this tells a buyer
Western Enterprises receives shipments from 15 countries across 855 recorded transactions, with major origins in China, Taiwan, Spain, and the United Kingdom; top suppliers include companies from China and Taiwan delivering components for gas control and medical applications.
The company manufactures welding and transmission systems, valve assemblies, and coatings while holding ISO 13485 and ISO 9001 certifications for quality and medical device compliance.
As a Berkshire Hathaway–owned operation within Marmon Holdings, Western Enterprises received an IWDC Vendor Recognition Award in 2026 and maintains active recruitment in engineering roles.
Source: US customs bill-of-lading records and public filings · Last verified Nov 06, 2026
STABILITY SIGNALS
Established & active
74 years in operation (founded 1952).
855 US import shipments on record.
Holds ISO 13485, ISO 9001 certification(s) per public sources.
Overview
Western Enterprises, founded in 1952 and headquartered in Westlake, Ohio, manufactures thermal and fluid systems including high-pressure gas control, storage, and transmission solutions. The company operates as a Berkshire Hathaway subsidiary through Marmon Holdings and serves automotive, electric-vehicle, medical, and industrial-equipment sectors with 200–500 employees and an estimated $10–50 million revenue band. Recent activity includes exhibit participation at industry conferences such as AHR Expo 2026 and GAWDA SMC.
At a glance
Attribute | Detail |
|---|---|
Founded | 1952 |
Headquarters | Westlake, Ohio |
Employees | 200-500 |
Revenue | $10-50M (estimated) |
Primary capability | Thermal & Fluid Systems |
Certifications | ISO 13485 · ISO 9001 |
What Western Enterprises makes
The company manufactures welding and transmission systems, valve assemblies, and coatings while holding ISO 13485 and ISO 9001 certifications for quality and medical device compliance.
Products and capabilities described on the company's own site include Welding, Transmission, Valve, Assembly, Coating (source: westernenterprises.com).
Certifications
Western Enterprises is associated with the following certifications in public sources. Confirm the certified scope for the specific plant producing your part:
ISO 13485 — westernenterprises.com
ISO 9001 — westernenterprises.com
Trade and customs footprint
Western Enterprises receives shipments from 15 countries across 855 recorded transactions, with major origins in China, Taiwan, Spain, and the United Kingdom; top suppliers include companies from China and Taiwan delivering components for gas control and medical applications. US customs bill-of-lading records list 855 inbound shipments across 44 foreign suppliers, with top origins including China · Taiwan · Spain · United Kingdom.
Latest developments
2026-07-09 — We're a new CNC Manufacturing Engineer in Avon Lake, Ohio. Apply today or share this post with your network. | Western Enterprises (linkedin.com)
2026-06-03 — Western Enterprises was honored to receive an IWDC Vendor Recognition Award at the 2026 IWDC Sales & Purchasing Convention. (linkedin.com)
2026-05-13 — Western is excited to be exhibiting at GAWDA SMC in Oklahoma City. | Western Enterprises (linkedin.com)
2026-04-27 — Western Enterprises: Setting the Standard in Gas Control Solutions | GAWDA Buyers Guide (gawdamedia.com)
2026-02-06 — AHR Expo 2026 in Las Vegas was a strong show for Western Enterprises. The traffic at Booth SL823 and the conversations around our HVAC-R solutions reinforced the demand for a simpler way … (linkedin.com)
2025-11-12 — Western Enterprises Welcomes New | GAWDA Buyers Guide (gawdamedia.com)
Company details
As a Berkshire Hathaway–owned operation within Marmon Holdings, Western Enterprises received an IWDC Vendor Recognition Award in 2026 and maintains active recruitment in engineering roles. Western Enterprises was founded in 1952, has an estimated 200-500 employees, and is headquartered in Westlake, Ohio. On the LightSource stability read it is rated "Established & active": 74 years in operation (founded 1952). 855 US import shipments on record. Holds ISO 13485, ISO 9001 certification(s) per public sources.
Frequently asked questions
What does Western Enterprises make?
Western Enterprises, founded in 1952 and headquartered in Westlake, Ohio, manufactures thermal and fluid systems including high-pressure gas control, storage, and transmission solutions. The company operates as a Berkshire Hathaway subsidiary through Marmon Holdings and serves automotive, electric-vehicle, medical, and industrial-equipment sectors with 200–500 employees and an estimated $10–50 million revenue band. Recent activity includes exhibit participation at industry conferences such as AHR Expo 2026 and GAWDA SMC.
Where is Western Enterprises headquartered?
Western Enterprises is headquartered in Westlake, Ohio (875 Bassett Rd, Westlake, Ohio, 44145).
When was Western Enterprises founded?
Western Enterprises was founded in 1952.
How big is Western Enterprises?
Western Enterprises has an estimated 200-500 employees, with revenue in the $10-50M range (estimated).
What certifications does Western Enterprises hold?
Western Enterprises lists ISO 13485 · ISO 9001 on its website. Confirm the certified scope for the specific plant producing your part.
Does Western Enterprises import from overseas suppliers?
US customs bill-of-lading records show 855 inbound shipments for Western Enterprises, with top origins including China · Taiwan · Spain · United Kingdom.
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Last verified Nov 2026. Is this your company? Request a correction.
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