Verified Nov 2026
Lighting
·
Courbevoie, Ile-de-France
·
Since 1916
Sediver is a French manufacturer of overhead line insulators for AC and DC power transmission, headquartered in Courbevoie, France. Founded in 1916, the company employs an estimated 500 to 1,000 people and is part of the Seves Group. It makes toughened glass insulators for high-voltage networks and silicone-coated insulators under the Sedicoat brand, serving the renewable energy, electrical equipment, and industrial sectors. In June 2026, it announced a historical investment at its Nusco plant to meet growing market demand.
Sediver at a glance
Revenue
$100-250M
Est. band
Employees
500-1,000
Founded
1916
Headquarters
Courbevoie, Ile-de-France
Certifications
ISO 14001 · ISO 45001 · ISO 50001 · ISO 9001
Import activity
2003
Industries
Automotive
Electric Vehicles
Electronics
Appliance
Renewable Energy
Industrial Equipment
Sourcing and import activity
From US customs bill-of-lading records
US sea imports
2003
Named foreign suppliers
50
Top origins
China · Italy · South Korea · Greece
Shared foreign counterparties do not establish that these companies buy from Sediver.
What this tells a buyer
Sediver announced a new manufacturing facility in Canada on 26 August 2026 and inaugurated a LATAM Test Center in Brazil on 6 October 2026.
The company's products include toughened glass and composite insulators, and its Sediver Smart'R Suite provides digital predictive maintenance for monitoring insulator integrity.
Sediver is a privately held company with an estimated annual revenue of $100 to 250 million and holds ISO 9001, ISO 14001, ISO 45001, and ISO 50001 certifications.
Source: US customs bill-of-lading records and public filings · Last verified Nov 05, 2026
STABILITY SIGNALS
Established & active
110 years in operation (founded 1916).
Holds ISO 14001, ISO 45001, ISO 50001, ISO 9001 certification(s) per public sources.
Overview
Sediver is a French manufacturer of overhead line insulators for AC and DC power transmission, headquartered in Courbevoie, France. Founded in 1916, the company employs an estimated 500 to 1,000 people and is part of the Seves Group. It makes toughened glass insulators for high-voltage networks and silicone-coated insulators under the Sedicoat brand, serving the renewable energy, electrical equipment, and industrial sectors. In June 2026, it announced a historical investment at its Nusco plant to meet growing market demand.
At a glance
Attribute | Detail |
|---|---|
Founded | 1916 |
Headquarters | Courbevoie, Ile-de-France |
Employees | 500-1,000 |
Revenue | $100-250M (estimated) |
Primary capability | Lighting |
Certifications | ISO 14001 · ISO 45001 · ISO 50001 · ISO 9001 |
What Sediver makes
The company's products include toughened glass and composite insulators, and its Sediver Smart'R Suite provides digital predictive maintenance for monitoring insulator integrity.
Products and capabilities described on the company's own site include Transmission, Glass, Assembly, Interior, Emissions, Composite (source: sediver.com).
Certifications
Sediver is associated with the following certifications in public sources. Confirm the certified scope for the specific plant producing your part:
ISO 14001 — sediver.com
ISO 45001 — arkansasedc.com
ISO 50001 — sediver.com
ISO 9001 — arkansasedc.com
Trade and customs footprint
Sediver announced a new manufacturing facility in Canada on 26 August 2026 and inaugurated a LATAM Test Center in Brazil on 6 October 2026. US customs bill-of-lading records list 2003 inbound shipments across 50 foreign suppliers, with top origins including China · Italy · South Korea · Greece.
Latest developments
2026-10-06 — SEDIVER inaugurates LATAM Test Center in Brazil - Sediver (sediver.com)
2026-09-15 — SEDIVER expands toughened glass insulator production in Duchcov to meet growing customer demand - Sediver (sediver.com)
2026-08-26 — SEDIVER announces new manufacturing facility to strengthen Canada’s electrical infrastructure - Sediver (sediver.com)
2026-06-25 — New furnace in Our Shanghai Factory - Sediver (sediver.com)
2026-06-02 — PRESS ANNOUNCEMENT - SEDIVER responds to growing market demand with historical investment into its Nusco plant - Sediver (sediver.com)
2026-02-25 — Sediver USA Grows in West Memphis, Arkansas, Plans to Create 40 New Jobs (arkansasedc.com)
Facilities
Sediver is headquartered in Courbevoie, Ile-de-France. Public sources also reference these locations:
Canada — sediver.com
West Memphis, Arkansas — arkansasedc.com
Company details
Sediver is a privately held company with an estimated annual revenue of $100 to 250 million and holds ISO 9001, ISO 14001, ISO 45001, and ISO 50001 certifications. Sediver was founded in 1916, has an estimated 500-1,000 employees, and is headquartered in Courbevoie, Ile-de-France. On the LightSource stability read it is rated "Established & active": 110 years in operation (founded 1916). Holds ISO 14001, ISO 45001, ISO 50001, ISO 9001 certification(s) per public sources.
Frequently asked questions
What does Sediver make?
Sediver is a French manufacturer of overhead line insulators for AC and DC power transmission, headquartered in Courbevoie, France. Founded in 1916, the company employs an estimated 500 to 1,000 people and is part of the Seves Group. It makes toughened glass insulators for high-voltage networks and silicone-coated insulators under the Sedicoat brand, serving the renewable energy, electrical equipment, and industrial sectors. In June 2026, it announced a historical investment at its Nusco plant to meet growing market demand.
Where is Sediver headquartered?
Sediver is headquartered in Courbevoie, Ile-de-France (11 Allee de l'Arche, Courbevoie, Ile-de-France, 92400).
When was Sediver founded?
Sediver was founded in 1916.
How big is Sediver?
Sediver has an estimated 500-1,000 employees, with revenue in the $100-250M range (estimated).
What certifications does Sediver hold?
Sediver lists ISO 14001 · ISO 45001 · ISO 50001 · ISO 9001 on its website. Confirm the certified scope for the specific plant producing your part.
Does Sediver import from overseas suppliers?
US customs bill-of-lading records show 2003 inbound shipments for Sediver, with top origins including China · Italy · South Korea · Greece.
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Last verified Nov 2026. Is this your company? Request a correction.
Location & contact
Phone
+33 1 46 14 15 16
Certification
ISO 14001 · ISO 45001 · ISO 50001 · ISO 9001
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