Verified Nov 2026
Lighting
·
Southfield, Michigan
·
Since 1953
ECI, founded in 1953 and headquartered in Southfield, Michigan, manufactures electrical distribution systems, wire harnesses, cable assemblies, and control box assemblies. The company employs an estimated 10,000 to 50,000 people and reports an estimated revenue band of $1 to 5 billion. It is privately held and serves the automotive, electric vehicle, electronics, appliance, medical, and military-defense industries. In 2026, ECI announced ProEV USA, an initiative aimed at expanding its electrification capabilities across North America.
ECI at a glance
Revenue
$1-5B
Est. band
Employees
10,000-50,000
Founded
1953
Headquarters
Southfield, Michigan
Certifications
AS9100 · IATF 16949 · ISO 9001 · ITAR registered
Import activity
641
Industries
Automotive
Electric Vehicles
Electronics
Appliance
Medical
Military & Defense
Sourcing and import activity
From US customs bill-of-lading records
US sea imports
641
Named foreign suppliers
50
Top origins
Hong Kong S.A.R. · Germany · China · United Kingdom
Shared foreign counterparties do not establish that these companies buy from ECI.
What this tells a buyer
ECI's customs records show 641 shipments, with origins in Hong Kong, Germany, China, the United Kingdom, South Korea, Italy, and several other countries.
ECI holds AS9100, IATF 16949, ISO 9001, and ITAR registration, and its listed products include wire harnesses, battery assemblies, PCBs, and electronics.
ECI received Club Car's Most Improved Supplier Award for 2025 and a Hyster-Yale Supplier Award, according to company announcements.
Source: US customs bill-of-lading records and public filings · Last verified Nov 05, 2026
STABILITY SIGNALS
Established & active
73 years in operation (founded 1953).
641 US import shipments on record.
Holds AS9100, IATF 16949, ISO 9001, ITAR registered certification(s) per public sources.
Overview
ECI, founded in 1953 and headquartered in Southfield, Michigan, manufactures electrical distribution systems, wire harnesses, cable assemblies, and control box assemblies. The company employs an estimated 10,000 to 50,000 people and reports an estimated revenue band of $1 to 5 billion. It is privately held and serves the automotive, electric vehicle, electronics, appliance, medical, and military-defense industries. In 2026, ECI announced ProEV USA, an initiative aimed at expanding its electrification capabilities across North America.
At a glance
Attribute | Detail |
|---|---|
Founded | 1953 |
Headquarters | Southfield, Michigan |
Employees | 10,000-50,000 |
Revenue | $1-5B (estimated) |
Primary capability | Lighting |
Certifications | AS9100 · IATF 16949 · ISO 9001 · ITAR registered |
What ECI makes
ECI holds AS9100, IATF 16949, ISO 9001, and ITAR registration, and its listed products include wire harnesses, battery assemblies, PCBs, and electronics.
Products and capabilities described on the company's own site include Battery, Assembly, Wire Harness, Electronics, PCB (source: ecintl.com).
Certifications
ECI is associated with the following certifications in public sources. Confirm the certified scope for the specific plant producing your part:
AS9100 — ecintl.com
IATF 16949 — ecintl.com
ISO 9001 — ecintl.com
ITAR registered — ecintl.com
Trade and customs footprint
ECI's customs records show 641 shipments, with origins in Hong Kong, Germany, China, the United Kingdom, South Korea, Italy, and several other countries. US customs bill-of-lading records list 641 inbound shipments across 50 foreign suppliers, with top origins including Hong Kong S.A.R. · Germany · China · United Kingdom.
Latest developments
2026-10-22 — Introducing ProEV USA: Strengthening Electrification Capabilities Across North America | ECI - Global Leader in Complex Electrical Distribution Systems (ecintl.com)
2026-08-31 — ECI Celebrates 55 Years of Manufacturing Excellence in Mexico (ecintl.com)
2026-08-29 — ECI Manufacturing Southeast Asia Growth & Expansion | ECI (ecintl.com)
2026-05-07 — ECI Recognized with Club Car's Most Improved Supplier Award for 2025 » ECI (ecintl.com)
2025-12-14 — ECI Receives Hyster-Yale Supplier Award | ECI - Global Leader in Complex Electrical Distribution Systems (ecintl.com)
2025-08-21 — Cerberus Sells ECI to Rosebank Industries | ECI (ecintl.com)
Company details
ECI received Club Car's Most Improved Supplier Award for 2025 and a Hyster-Yale Supplier Award, according to company announcements. ECI was founded in 1953, has an estimated 10,000-50,000 employees, and is headquartered in Southfield, Michigan. On the LightSource stability read it is rated "Established & active": 73 years in operation (founded 1953). 641 US import shipments on record. Holds AS9100, IATF 16949, ISO 9001, ITAR registered certification(s) per public sources.
Frequently asked questions
What does ECI make?
ECI, founded in 1953 and headquartered in Southfield, Michigan, manufactures electrical distribution systems, wire harnesses, cable assemblies, and control box assemblies. The company employs an estimated 10,000 to 50,000 people and reports an estimated revenue band of $1 to 5 billion. It is privately held and serves the automotive, electric vehicle, electronics, appliance, medical, and military-defense industries. In 2026, ECI announced ProEV USA, an initiative aimed at expanding its electrification capabilities across North America.
Where is ECI headquartered?
ECI is headquartered in Southfield, Michigan.
When was ECI founded?
ECI was founded in 1953.
How big is ECI?
ECI has an estimated 10,000-50,000 employees, with revenue in the $1-5B range (estimated).
What certifications does ECI hold?
ECI lists AS9100 · IATF 16949 · ISO 9001 · ITAR registered on its website. Confirm the certified scope for the specific plant producing your part.
Does ECI import from overseas suppliers?
US customs bill-of-lading records show 641 inbound shipments for ECI, with top origins including Hong Kong S.A.R. · Germany · China · United Kingdom.
Related suppliers
Explore other suppliers in the LightSource directory:
Last verified Nov 2026. Is this your company? Request a correction.
Location & contact
Phone
'+1 314-261-7700
Certification
AS9100 · IATF 16949 · ISO 9001 · ITAR registered
Evaluating suppliers like these?
This profile comes from a public-data sample of around 1,000 companies. Book a demo to see the full LightSource marketplace and supplier discovery platform — 1M+ credible suppliers, with AI-run sourcing events.