Marcegaglia Fos Sur Mer steel plant

This article is part of the
Global Iron and Steel Tracker, a project of Global Energy Monitor.

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Marcegaglia Fos Sur Mer steel plant, also known as Mistral, Ascometal Fos Sur Mer, is a steel plant in Fos-sur-Mer, Provence-Alpes-Côte-d’Azur, France that operates electric arc furnace (EAF) technology.

Location

The map below shows the exact location of the plant in Fos-sur-Mer, Provence-Alpes-Côte-d’Azur, France:

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Location: Secteur Goulevielle Route de Port-Saint-Louis-du-Rhône F-13270 Fos-sur-Mer
Coordinates (WGS 84): 43.445004, 4.846805 (exact)

Ownership Tree

This ownership tree is part of the Global Energy Ownership Tracker, a project of Global Energy Monitor.

Plant Details

Table 1: General Plant Details


Start date	Workforce size	Power source
1973^[1]	700^[2]	EDF will supply nuclear power for at least 10 years^[3]

Table 2: Ownership and Parent Company Information


Parent company	Parent company PermID	Parent GEM entity ID	Owner	Owner company PermID	Owner GEM entity ID
Finmar SRL; Marfin SRL	5036863292; 5060558117	E100002001198; E100002001199	Marcegaglia Holding SpA [100%]^[4]	5052515816	E100002001197 [100%]

Table 3: Process and Products


Steel product category	Steel products	Steel sector end users	ISO 14001	ISO 50001	Main production equipment
semi-finished, finished rolled^[5]	ingot, rod, bar, bloom, billet^[5]	energy, tools and machinery^[5]	yes^[5]	yes^[5]	EAF

Table 4: Plant-level Crude Steel Production Capacities (thousand tonnes per annum)

¹Please see our Frequently Asked Questions page for an explanation of the different capacity operating statuses.
Capacity operating status¹	Electric arc furnace steelmaking capacity	Nominal crude steel capacity (total)
announced	1200^[2]	1200^[2]
mothballed pre-retirement	900^[5]	900^[5]

Table 5: Actual Plant-level Crude Steel Production by Year (thousand tonnes per annum)


Year	EAF production	Other/unknown steel production
2019	unknown	unknown
2020	unknown	unknown
2021	unknown	unknown
2022	unknown	unknown
2023	–	–
2024	0	–

Unit Details

Table 6: Electric Arc Furnace Details


Unit name	Status	Construction date	Start date	Retired date	Furnace manufacturer and model	Current capacity (ttpa)	Current size (tonnes)
unknown EAF (1)	mothballed pre-retirement^[4]^[6]	–	–	2028^[6]	–	900^[5]	120.0^[5]
unknown EAF (2)	announced^[4]	2026^[7]	2028^[6]	–	Danieli Fastarc Zerobucket furnace^[6]^[6]	1200^[2]	–

Table 7: Electric Arc Furnace Feedstock Details


Unit name	Scrap-based	% scrap
unknown EAF (1)	yes^[8]	100.00^[8]
unknown EAF (2)	yes^[6]	100.00^[6]^[8]

Articles and Resources

Additional data

To access additional data, including an interactive map of steel plants, a downloadable dataset, and summary data, please visit the Global Iron and Steel Tracker on the Global Energy Monitor website.

References

↑ https://web.archive.org/web/20240303040627/https://www.viktormacha.com/galerie/ascometal-fos-sur-mer-437/. Archived from the original on 2024-03-03. {{cite web}}: Missing or empty |title= (help)
↑ ^2.0 ^2.1 ^2.2 ^2.3 https://gmk.center/en/news/marcegaglia-plans-to-invest-e750-million-to-restart-plant-in-fos-sur-mer/. {{cite web}}: Missing or empty |title= (help)
↑ "Marcegaglia will supply its plant in Fos-sur-Mer with nuclear energy from EDF for 10 years". 2025-06-26. Archived from the original on 2025-07-12. Retrieved 2025-07-10.
↑ ^4.0 ^4.1 ^4.2 "Marcegaglia acquires Ascometal steel plant in Fos-Sur-Mer — News — GMK Center". 2024-06-03. Archived from the original on 2025-05-01. Retrieved 2025-01-28.
↑ ^5.0 ^5.1 ^5.2 ^5.3 ^5.4 ^5.5 ^5.6 ^5.7 ^5.8 https://web.archive.org/web/20240302093136/https://www.ascometal.com/en/ascometal-au-service-de-vos-performances/outil-industriel/fos-sur-mer/. Archived from the original on 2024-03-02. {{cite web}}: Missing or empty |title= (help)
↑ ^6.0 ^6.1 ^6.2 ^6.3 ^6.4 ^6.5 ^6.6 https://www.steelorbis.com/steel-news/latest-news/italys-marcegaglia-partners-with-danieli-to-build-mini-mill-in-france-1407303.htm. {{cite web}}: Missing or empty |title= (help)
↑ https://eurometal.net/marcegaglia-awards-danieli-contract-for-new-fos-sur-mer-mill. {{cite web}}: Missing or empty |title= (help)
↑ ^8.0 ^8.1 ^8.2 https://web.archive.org/web/20240303042701/https://www.ascometal.com/en/ascometal-au-service-de-vos-performances/nos-engagements/environnement/. Archived from the original on 2024-03-03. {{cite web}}: Missing or empty |title= (help)

Resources

Company website

[autoref_0-1] ttps://web.archive.org/web/20240303040627/https://www.viktormacha.com/galerie/ascometal-fos-sur-mer-437/. Archived from the original on 2024-03-03. {{cite web}}: Missing or empty |title= (help)

[autoref_1-2] 2.0 ^2.1 ^2.2 ^2.3 https://gmk.center/en/news/marcegaglia-plans-to-invest-e750-million-to-restart-plant-in-fos-sur-mer/. {{cite web}}: Missing or empty |title= (help)

[autoref_2-3] "Marcegaglia will supply its plant in Fos-sur-Mer with nuclear energy from EDF for 10 years". 2025-06-26. Archived from the original on 2025-07-12. Retrieved 2025-07-10.

[autoref_3-4] 4.0 ^4.1 ^4.2 "Marcegaglia acquires Ascometal steel plant in Fos-Sur-Mer — News — GMK Center". 2024-06-03. Archived from the original on 2025-05-01. Retrieved 2025-01-28.

[autoref_4-5] 5.0 ^5.1 ^5.2 ^5.3 ^5.4 ^5.5 ^5.6 ^5.7 ^5.8 https://web.archive.org/web/20240302093136/https://www.ascometal.com/en/ascometal-au-service-de-vos-performances/outil-industriel/fos-sur-mer/. Archived from the original on 2024-03-02. {{cite web}}: Missing or empty |title= (help)

[autoref_5-6] 6.0 ^6.1 ^6.2 ^6.3 ^6.4 ^6.5 ^6.6 https://www.steelorbis.com/steel-news/latest-news/italys-marcegaglia-partners-with-danieli-to-build-mini-mill-in-france-1407303.htm. {{cite web}}: Missing or empty |title= (help)

[autoref_6-7] ttps://eurometal.net/marcegaglia-awards-danieli-contract-for-new-fos-sur-mer-mill. {{cite web}}: Missing or empty |title= (help)

[autoref_7-8] 8.0 ^8.1 ^8.2 https://web.archive.org/web/20240303042701/https://www.ascometal.com/en/ascometal-au-service-de-vos-performances/nos-engagements/environnement/. Archived from the original on 2024-03-03. {{cite web}}: Missing or empty |title= (help)

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