Private company

Sidenor

Logo: Sidenor, Public domain, via Wikimedia Commons³

Spanish steel company

Sidenor is a Spanish steel company founded in 1990 through the merger of Forjas y Aceros de Reinosa. Headquartered in Basauri, it operates in throughout Spain, as well as metal recycling facilities in Azuqueca de Henares and Sagunto.² It was founded by Instituto Nacional de Industria.¹ It employed 1,794 people.¹ Wikipedia text CC BY-SA 4.0

Last updated Oct 21, 2026.

Overview

1990Founded¹

HeadquartersBasauri¹
Websitewww.sidenor.com/es
Legal formsociedad limitada unipersonal¹

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Basauri - Planta de Sidenor 13 — Photo: Zarateman, CC0, via Wikimedia Commons⁴

Sidenor is a Spanish steel company founded in 1990 through the merger of Forjas y Aceros de Reinosa. Headquartered in Basauri, it operates in throughout Spain, as well as metal recycling facilities in Azuqueca de Henares and Sagunto.²

The story

Founded by Instituto Nacional de Industria in 1990.¹

Leadership

Who has led Sidenor, and when. Pick a name to see everywhere that person has worked.

Chair

José Antonio Jainaga2016–now

1995200020052010201520202025

ChairJosé Antonio Jainaga 2016 to now¹

Timeline

1990Founded Founded¹

Links

Websitewww.sidenor.com/es¹
WikipediaSidenor
More imagesWikimedia Commons
WikidataQ92979126

Sources

The numbers on this page point here. Each one links to the record it came from.

1
WikidataSidenor on Wikidata
2
WikipediaSidenor on Wikipedia
3
Wikimedia CommonsSidenor logo by Sidenor, Public domain
4
Wikimedia CommonsSidenor photo by Zarateman, CC0